{"transactions":[{"id":4621562,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":183679,"kind":"person","name":"Piche Sean Adam","position":1,"cik":"0002154205","reported_name":"Piche Sean Adam","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-09-17T20:53:18.000Z","date":"2026-09-01","kind":"grant","planned":false,"acquired":true,"shares":150000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On September 1, 2026, the Company granted Mr. Piche 150,000 RSUs under the Company's Inducement Equity Incentive Plan. The RSUs will vest in four tranches of 75,000 on the first anniversary of the grant date, and 25,000 each on the second, third and fourth anniversaries of the grant date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On September 1, 2026, the Company granted Mr. Piche 150,000 RSUs under the Company's Inducement Equity Incentive Plan. The RSUs will vest in four tranches of 75,000 on the first anniversary of the grant date, and 25,000 each on the second, third and fourth anniversaries of the grant date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On September 1, 2026, the Company granted Mr. Piche 150,000 RSUs under the Company's Inducement Equity Incentive Plan. The RSUs will vest in four tranches of 75,000 on the first anniversary of the grant date, and 25,000 each on the second, third and fourth anniversaries of the grant date."}],"balance_after":150000,"derivative":{"underlying":"Common Stock","underlying_shares":150000},"source":{"system":"sec-edgar","filing":"0002154205-26-000008","document":"wk-form4a_1789678396.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2154205/000215420526000008/wk-form4a_1789678396.xml","form_type":"4/A","original_submission_date":"2026-09-16"}},{"id":4619097,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":183679,"kind":"person","name":"Piche Sean Adam","position":1,"cik":"0002154205","reported_name":"Piche Sean Adam","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-09-16T19:51:43.000Z","date":"2026-09-01","kind":"grant","planned":false,"acquired":true,"shares":150000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On September 1, 2026, the Company granted Mr. Piche 150,000 RSUs under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 75,000 on the first anniversary, and 25,000 each on the second, third and fourth anniversaries of the grant date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On September 1, 2026, the Company granted Mr. Piche 150,000 RSUs under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 75,000 on the first anniversary, and 25,000 each on the second, third and fourth anniversaries of the grant date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On September 1, 2026, the Company granted Mr. Piche 150,000 RSUs under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 75,000 on the first anniversary, and 25,000 each on the second, third and fourth anniversaries of the grant date."}],"balance_after":150000,"derivative":{"underlying":"Common Stock","underlying_shares":150000},"source":{"system":"sec-edgar","filing":"0002154205-26-000006","document":"wk-form4_1789588301.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2154205/000215420526000006/wk-form4_1789588301.xml","form_type":"4"}},{"id":671236,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-09-01T16:29:31.000Z","date":"2026-08-28","kind":"purchase","planned":false,"acquired":true,"shares":20000,"price":2.603,"value":52060.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.56 to $2.62, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":3021260,"source":{"system":"sec-edgar","filing":"0001628280-26-059745","document":"wk-form4_1788280168.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026059745/wk-form4_1788280168.xml","form_type":"4"}},{"id":672059,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-08-31T17:41:19.000Z","date":"2026-08-27","kind":"purchase","planned":false,"acquired":true,"shares":30000,"price":2.553,"value":76590.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.52 to $2.57, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":3001260,"source":{"system":"sec-edgar","filing":"0001628280-26-059526","document":"wk-form4_1788198076.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026059526/wk-form4_1788198076.xml","form_type":"4"}},{"id":700711,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Restricted Stock Units","published_at":"2026-07-30T15:35:09.000Z","date":"2026-07-28","kind":"exercise","planned":false,"acquired":false,"shares":187500,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 25, 2025, the Company granted Ms. Cudahy 750,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 187,500\neach upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On July 24, 2026, the first tranche of 187,500 RSUs vested on the first anniversary of the grant date and these RSUs were settled on a one-for-one basis in shares of the Company's common stock on July 28, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 25, 2025, the Company granted Ms. Cudahy 750,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 187,500\neach upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On July 24, 2026, the first tranche of 187,500 RSUs vested on the first anniversary of the grant date and these RSUs were settled on a one-for-one basis in shares of the Company's common stock on July 28, 2026."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 25, 2025, the Company granted Ms. Cudahy 750,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 187,500\neach upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On July 24, 2026, the first tranche of 187,500 RSUs vested on the first anniversary of the grant date and these RSUs were settled on a one-for-one basis in shares of the Company's common stock on July 28, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 25, 2025, the Company granted Ms. Cudahy 750,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 187,500\neach upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On July 24, 2026, the first tranche of 187,500 RSUs vested on the first anniversary of the grant date and these RSUs were settled on a one-for-one basis in shares of the Company's common stock on July 28, 2026."}],"balance_after":562500,"derivative":{"underlying":"Common Stock","underlying_shares":187500},"source":{"system":"sec-edgar","filing":"0001628280-26-050911","document":"wk-form4_1785425706.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026050911/wk-form4_1785425706.xml","form_type":"4"}},{"id":700710,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Common Stock","published_at":"2026-07-30T15:35:09.000Z","date":"2026-07-28","kind":"tax_withholding","planned":false,"acquired":false,"shares":52631,"price":2.35,"value":123682.85,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted."}],"balance_after":643749,"source":{"system":"sec-edgar","filing":"0001628280-26-050911","document":"wk-form4_1785425706.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026050911/wk-form4_1785425706.xml","form_type":"4"}},{"id":700709,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Common Stock","published_at":"2026-07-30T15:35:09.000Z","date":"2026-07-28","kind":"exercise","planned":false,"acquired":true,"shares":187500,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 25, 2025, the Company granted Ms. Cudahy 750,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 187,500\neach upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On July 24, 2026, the first tranche of 187,500 RSUs vested on the first anniversary of the grant date and these RSUs were settled on a one-for-one basis in shares of the Company's common stock on July 28, 2026."}],"balance_after":696380,"source":{"system":"sec-edgar","filing":"0001628280-26-050911","document":"wk-form4_1785425706.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026050911/wk-form4_1785425706.xml","form_type":"4"}},{"id":702285,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-07-28T20:33:58.000Z","date":"2026-07-24","kind":"exercise","planned":false,"acquired":false,"shares":17500,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 25, 2025, the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On July 24, 2026, 17,500 RSUs vested on the first anniversary of the grant date.."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 25, 2025, the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On July 24, 2026, 17,500 RSUs vested on the first anniversary of the grant date.."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 25, 2025, the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On July 24, 2026, 17,500 RSUs vested on the first anniversary of the grant date.."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 25, 2025, the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On July 24, 2026, 17,500 RSUs vested on the first anniversary of the grant date.."}],"balance_after":52500,"derivative":{"underlying":"Common Stock","underlying_shares":17500},"source":{"system":"sec-edgar","filing":"0001628280-26-050205","document":"wk-form4_1785270835.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026050205/wk-form4_1785270835.xml","form_type":"4"}},{"id":702284,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-07-28T20:33:58.000Z","date":"2026-07-27","kind":"gift","planned":false,"acquired":true,"shares":9664,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Reflects the exempt transfer of 9,664 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on July 27, 2026, for no consideration. The reporting person is trustee of the trust and the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Reflects the exempt transfer of 9,664 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on July 27, 2026, for no consideration. The reporting person is trustee of the trust and the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"Reflects the exempt transfer of 9,664 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on July 27, 2026, for no consideration. The reporting person is trustee of the trust and the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":80931,"source":{"system":"sec-edgar","filing":"0001628280-26-050205","document":"wk-form4_1785270835.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026050205/wk-form4_1785270835.xml","form_type":"4"}},{"id":702283,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-07-28T20:33:58.000Z","date":"2026-07-27","kind":"gift","planned":false,"acquired":false,"shares":9664,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Reflects the exempt transfer of 9,664 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on July 27, 2026, for no consideration. The reporting person is trustee of the trust and the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Reflects the exempt transfer of 9,664 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on July 27, 2026, for no consideration. The reporting person is trustee of the trust and the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"Reflects the exempt transfer of 9,664 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on July 27, 2026, for no consideration. The reporting person is trustee of the trust and the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001628280-26-050205","document":"wk-form4_1785270835.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026050205/wk-form4_1785270835.xml","form_type":"4"}},{"id":702282,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-07-28T20:33:58.000Z","date":"2026-07-24","kind":"tax_withholding","planned":false,"acquired":false,"shares":7836,"price":2.35,"value":18414.6,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted."}],"balance_after":9664,"source":{"system":"sec-edgar","filing":"0001628280-26-050205","document":"wk-form4_1785270835.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026050205/wk-form4_1785270835.xml","form_type":"4"}},{"id":702281,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-07-28T20:33:58.000Z","date":"2026-07-24","kind":"exercise","planned":false,"acquired":true,"shares":17500,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 25, 2025, the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On July 24, 2026, 17,500 RSUs vested on the first anniversary of the grant date.."}],"balance_after":17500,"source":{"system":"sec-edgar","filing":"0001628280-26-050205","document":"wk-form4_1785270835.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026050205/wk-form4_1785270835.xml","form_type":"4"}},{"id":702337,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Restricted Stock Units","published_at":"2026-07-28T20:31:24.000Z","date":"2026-07-24","kind":"exercise","planned":false,"acquired":false,"shares":37500,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 25, 2025, the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On July 24, 2026, the first tranche of 37,500 RSUs vested on the first anniversary of the grant date."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 25, 2025, the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On July 24, 2026, the first tranche of 37,500 RSUs vested on the first anniversary of the grant date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 25, 2025, the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On July 24, 2026, the first tranche of 37,500 RSUs vested on the first anniversary of the grant date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 25, 2025, the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On July 24, 2026, the first tranche of 37,500 RSUs vested on the first anniversary of the grant date."}],"balance_after":112500,"derivative":{"underlying":"Common Stock","underlying_shares":37500},"source":{"system":"sec-edgar","filing":"0001628280-26-050202","document":"wk-form4_1785270682.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828026050202/wk-form4_1785270682.xml","form_type":"4"}},{"id":702336,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Common Stock","published_at":"2026-07-28T20:31:24.000Z","date":"2026-07-24","kind":"tax_withholding","planned":false,"acquired":false,"shares":13105,"price":2.35,"value":30796.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted."}],"balance_after":68533,"source":{"system":"sec-edgar","filing":"0001628280-26-050202","document":"wk-form4_1785270682.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828026050202/wk-form4_1785270682.xml","form_type":"4"}},{"id":702335,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Common Stock","published_at":"2026-07-28T20:31:24.000Z","date":"2026-07-24","kind":"exercise","planned":false,"acquired":true,"shares":37500,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 25, 2025, the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. The RSUs granted may vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the grant date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On July 24, 2026, the first tranche of 37,500 RSUs vested on the first anniversary of the grant date."}],"balance_after":81638,"source":{"system":"sec-edgar","filing":"0001628280-26-050202","document":"wk-form4_1785270682.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828026050202/wk-form4_1785270682.xml","form_type":"4"}},{"id":736416,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-06-16T21:08:52.000Z","date":"2026-06-12","kind":"sale","planned":false,"acquired":false,"shares":30400,"price":2.562,"value":77884.8,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.525 to $2.598, inclusive. The reporting person undertakes to\nprovide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold\nat each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"shares","element":"transactionShares","label":"F2","text":"Shares were sold for tax planning purposes."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.525 to $2.598, inclusive. The reporting person undertakes to\nprovide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold\nat each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares were sold for tax planning purposes."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The reporting person is trustee of the trust, and the reporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":71267,"source":{"system":"sec-edgar","filing":"0001628280-26-043613","document":"wk-form4_1781644129.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026043613/wk-form4_1781644129.xml","form_type":"4"}},{"id":736246,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37701,"kind":"person","name":"Keeley Patrick J.","position":1,"cik":"0001827521","reported_name":"Keeley Patrick J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-16T21:08:32.000Z","date":"2026-06-12","kind":"sale","planned":false,"acquired":false,"shares":31559,"price":2.6983,"value":85155.6497,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On June 12, 2026, the Company purchased 31,559 shares directly from Mr. Keeley under the Company's share repurchase program. The per-share price was based on a five-day volume-weighted average price calculated as of the transaction date in a transaction approved by the Audit Committee of the Company's Board of Directors."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On June 12, 2026, the Company purchased 31,559 shares directly from Mr. Keeley under the Company's share repurchase program. The per-share price was based on a five-day volume-weighted average price calculated as of the transaction date in a transaction approved by the Audit Committee of the Company's Board of Directors."}],"balance_after":188450,"source":{"system":"sec-edgar","filing":"0001628280-26-043612","document":"wk-form4_1781644109.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026043612/wk-form4_1781644109.xml","form_type":"4"}},{"id":757109,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-06-01T20:04:05.000Z","date":"2026-05-28","kind":"purchase","planned":false,"acquired":true,"shares":25744,"price":2.777,"value":71491.088,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.75 to $2.78, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":2971260,"source":{"system":"sec-edgar","filing":"0001628280-26-039455","document":"wk-form4_1780344242.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026039455/wk-form4_1780344242.xml","form_type":"4"}},{"id":758767,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-05-29T20:02:49.000Z","date":"2026-05-27","kind":"purchase","planned":false,"acquired":true,"shares":94256,"price":2.744,"value":258638.464,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.68 to $2.775, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":2945516,"source":{"system":"sec-edgar","filing":"0001628280-26-039135","document":"wk-form4_1780084966.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026039135/wk-form4_1780084966.xml","form_type":"4"}},{"id":760275,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-05-28T20:01:08.000Z","date":"2026-05-26","kind":"purchase","planned":false,"acquired":true,"shares":30000,"price":2.668,"value":80040.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.59 to $2.70, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":2851260,"source":{"system":"sec-edgar","filing":"0001628280-26-038781","document":"wk-form4_1779998461.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026038781/wk-form4_1779998461.xml","form_type":"4"}},{"id":843986,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Units","published_at":"2026-03-13T19:55:21.000Z","date":"2026-03-11","kind":"exercise","planned":false,"acquired":false,"shares":600000,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs."}],"balance_after":1200000,"derivative":{"underlying":"Common Stock","underlying_shares":600000},"source":{"system":"sec-edgar","filing":"0001628280-26-017677","document":"wk-form4_1773431718.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026017677/wk-form4_1773431718.xml","form_type":"4"}},{"id":843985,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-03-13T19:55:21.000Z","date":"2026-03-11","kind":"tax_withholding","planned":false,"acquired":false,"shares":196738,"price":3.27,"value":643333.26,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted"}],"balance_after":2821260,"source":{"system":"sec-edgar","filing":"0001628280-26-017677","document":"wk-form4_1773431718.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026017677/wk-form4_1773431718.xml","form_type":"4"}},{"id":843984,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-03-13T19:55:21.000Z","date":"2026-03-11","kind":"exercise","planned":false,"acquired":true,"shares":600000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On March 10, 2026, the Board determined that the Company met the second performance condition of the award by achieving 40% revenue growth and 35% adjusted free cash flow growth for the full year 2025 compared to 2024, and thereby triggering the vesting of the second tranche of the Award, or 600,000 RSUs."}],"balance_after":3017998,"source":{"system":"sec-edgar","filing":"0001628280-26-017677","document":"wk-form4_1773431718.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026017677/wk-form4_1773431718.xml","form_type":"4"}},{"id":907672,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":66728,"kind":"person","name":"Vilade John Thomas Jr","position":1,"cik":"0002110455","reported_name":"Vilade John Thomas Jr","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Commercial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-02-12T22:07:04.000Z","date":"2026-02-10","kind":"grant","planned":false,"acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On February 10, 2026, the Company granted Mr. Vilade 100,000 RSUs with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 25,000 each on the first, second, third and fourth anniversaries of the grant date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On February 10, 2026, the Company granted Mr. Vilade 100,000 RSUs with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 25,000 each on the first, second, third and fourth anniversaries of the grant date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On February 10, 2026, the Company granted Mr. Vilade 100,000 RSUs with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 25,000 each on the first, second, third and fourth anniversaries of the grant date."}],"balance_after":100000,"derivative":{"underlying":"Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001628280-26-007778","document":"wk-form4_1770934000.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026007778/wk-form4_1770934000.xml","form_type":"4"}},{"id":907671,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":66728,"kind":"person","name":"Vilade John Thomas Jr","position":1,"cik":"0002110455","reported_name":"Vilade John Thomas Jr","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Commercial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-02-12T22:07:04.000Z","date":"2026-02-10","kind":"grant","planned":false,"acquired":true,"shares":150000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 10, 2026, the Company granted Mr. Vilade 150,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs granted will vest in four tranches of 37,500 each upon the date the Board of Directors determines that the applicable performance condition has been achieved: (i) the Company's common stock achieves a 10-day Volume Weighted Average Price (VWAP) of $6.50 or achievement of 2026 Company annual bonus plan targets (at 100%); (ii) the common stock achieves a 10-day VWAP of $7.50 or achievement of 2027 Company annual bonus plan targets (at 100%); (iii) the common stock achieves a 10-day VWAP of $9.50 or achievement of 2028 Company annual bonus plan targets (at 100%); and (iv) the common stock achieves a 10-day VWAP of $11.50 or achievement of 2029 Company annual bonus plan targets (at 100%). Any RSUs not earned by January 31, 2030, will be cancelled."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 10, 2026, the Company granted Mr. Vilade 150,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs granted will vest in four tranches of 37,500 each upon the date the Board of Directors determines that the applicable performance condition has been achieved: (i) the Company's common stock achieves a 10-day Volume Weighted Average Price (VWAP) of $6.50 or achievement of 2026 Company annual bonus plan targets (at 100%); (ii) the common stock achieves a 10-day VWAP of $7.50 or achievement of 2027 Company annual bonus plan targets (at 100%); (iii) the common stock achieves a 10-day VWAP of $9.50 or achievement of 2028 Company annual bonus plan targets (at 100%); and (iv) the common stock achieves a 10-day VWAP of $11.50 or achievement of 2029 Company annual bonus plan targets (at 100%). Any RSUs not earned by January 31, 2030, will be cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 10, 2026, the Company granted Mr. Vilade 150,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs granted will vest in four tranches of 37,500 each upon the date the Board of Directors determines that the applicable performance condition has been achieved: (i) the Company's common stock achieves a 10-day Volume Weighted Average Price (VWAP) of $6.50 or achievement of 2026 Company annual bonus plan targets (at 100%); (ii) the common stock achieves a 10-day VWAP of $7.50 or achievement of 2027 Company annual bonus plan targets (at 100%); (iii) the common stock achieves a 10-day VWAP of $9.50 or achievement of 2028 Company annual bonus plan targets (at 100%); and (iv) the common stock achieves a 10-day VWAP of $11.50 or achievement of 2029 Company annual bonus plan targets (at 100%). Any RSUs not earned by January 31, 2030, will be cancelled."}],"balance_after":150000,"derivative":{"underlying":"Common Stock","underlying_shares":150000},"source":{"system":"sec-edgar","filing":"0001628280-26-007778","document":"wk-form4_1770934000.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026007778/wk-form4_1770934000.xml","form_type":"4"}},{"id":907881,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Restricted Stock Units","published_at":"2026-02-12T22:06:56.000Z","date":"2026-02-10","kind":"grant","planned":false,"acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 10, 2026, the Company granted Ms. Reed 30,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 7,500 each on the first, second, third and fourth anniversaries of the grant date. Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 10, 2026, the Company granted Ms. Reed 30,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 7,500 each on the first, second, third and fourth anniversaries of the grant date. Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 10, 2026, the Company granted Ms. Reed 30,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 7,500 each on the first, second, third and fourth anniversaries of the grant date. Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."}],"balance_after":30000,"derivative":{"underlying":"Common Stock","underlying_shares":30000},"source":{"system":"sec-edgar","filing":"0001628280-26-007777","document":"wk-form4_1770934013.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828026007777/wk-form4_1770934013.xml","form_type":"4"}},{"id":907767,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-02-12T22:06:49.000Z","date":"2026-02-10","kind":"grant","planned":false,"acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 10, 2026, the Company granted Mr. Hayden 30,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 7,500 each on the first, second, third and fourth anniversaries of the grant date. Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 10, 2026, the Company granted Mr. Hayden 30,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 7,500 each on the first, second, third and fourth anniversaries of the grant date. Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 10, 2026, the Company granted Mr. Hayden 30,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan. The RSUs will vest in four tranches of 7,500 each on the first, second, third and fourth anniversaries of the grant date. Each RSU represents the right to receive one share of common stock and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."}],"balance_after":30000,"derivative":{"underlying":"Common Stock","underlying_shares":30000},"source":{"system":"sec-edgar","filing":"0001628280-26-007776","document":"wk-form4_1770934007.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026007776/wk-form4_1770934007.xml","form_type":"4"}},{"id":916081,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67413,"kind":"person","name":"HENDRICKS JOHN S","position":1,"cik":"0001259263","reported_name":"HENDRICKS JOHN S","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T18:15:45.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":27439,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 27,439 restricted stock units under the Company's 2020 Omnibus Incentive Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 27,439 restricted stock units under the Company's 2020 Omnibus Incentive Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 27,439 restricted stock units under the Company's 2020 Omnibus Incentive Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 27,439 restricted stock units under the Company's 2020 Omnibus Incentive Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":27439,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":27439},"source":{"system":"sec-edgar","filing":"0001628280-26-006007","document":"wk-form4_1770401743.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026006007/wk-form4_1770401743.xml","form_type":"4"}},{"id":916080,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67412,"kind":"person","name":"Hendricks Elizabeth Ann","position":1,"cik":"0001827456","reported_name":"Hendricks Elizabeth Ann","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T17:51:06.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":18780,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On Feb 4, 2026 the Company granted Ms. Saravia 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On Feb 4, 2026 the Company granted Ms. Saravia 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On Feb 4, 2026 the Company granted Ms. Saravia 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On Feb 4, 2026 the Company granted Ms. Saravia 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":18780,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":18780},"source":{"system":"sec-edgar","filing":"0001628280-26-005997","document":"wk-form4_1770400263.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005997/wk-form4_1770400263.xml","form_type":"4"}},{"id":916079,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67412,"kind":"person","name":"Hendricks Elizabeth Ann","position":1,"cik":"0001827456","reported_name":"Hendricks Elizabeth Ann","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T17:51:06.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":false,"shares":38500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Ms. Saravia under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Ms. Saravia under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Ms. Saravia under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."}],"balance_after":0,"derivative":{"exercise_date":"2026-02-04","underlying":"Common Stock","underlying_shares":38500},"source":{"system":"sec-edgar","filing":"0001628280-26-005997","document":"wk-form4_1770400263.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005997/wk-form4_1770400263.xml","form_type":"4"}},{"id":916078,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67412,"kind":"person","name":"Hendricks Elizabeth Ann","position":1,"cik":"0001827456","reported_name":"Hendricks Elizabeth Ann","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T17:51:06.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":true,"shares":38500,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Ms. Saravia under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Ms. Saravia under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Ms. Saravia under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."}],"balance_after":172785,"source":{"system":"sec-edgar","filing":"0001628280-26-005997","document":"wk-form4_1770400263.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005997/wk-form4_1770400263.xml","form_type":"4"}},{"id":916074,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67410,"kind":"person","name":"Nikzad Michael","position":1,"cik":"0001783048","reported_name":"Nikzad Michael","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T17:41:49.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":18780,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Nikzad 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Nikzad 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Nikzad 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Nikzad 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":18780,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":18780},"source":{"system":"sec-edgar","filing":"0001628280-26-005987","document":"wk-form4_1770399706.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005987/wk-form4_1770399706.xml","form_type":"4"}},{"id":916073,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67410,"kind":"person","name":"Nikzad Michael","position":1,"cik":"0001783048","reported_name":"Nikzad Michael","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T17:41:49.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":false,"shares":38500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Nikzad under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Nikzad under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Nikzad under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"}],"balance_after":0,"derivative":{"exercise_date":"2026-02-04","underlying":"Common Stock","underlying_shares":38500},"source":{"system":"sec-edgar","filing":"0001628280-26-005987","document":"wk-form4_1770399706.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005987/wk-form4_1770399706.xml","form_type":"4"}},{"id":916072,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67410,"kind":"person","name":"Nikzad Michael","position":1,"cik":"0001783048","reported_name":"Nikzad Michael","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T17:41:49.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":true,"shares":38500,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Nikzad under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"},{"field":"shares","element":"transactionShares","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Nikzad under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Nikzad under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"}],"balance_after":196000,"source":{"system":"sec-edgar","filing":"0001628280-26-005987","document":"wk-form4_1770399706.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005987/wk-form4_1770399706.xml","form_type":"4"}},{"id":916077,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T17:19:41.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":21341,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On Feb 4, 2026 the Company granted Mr. Huberman 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On Feb 4, 2026 the Company granted Mr. Huberman 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On Feb 4, 2026 the Company granted Mr. Huberman 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"On Feb 4, 2026 the Company granted Mr. Huberman 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":21341,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":21341},"source":{"system":"sec-edgar","filing":"0001628280-26-005981","document":"wk-form4_1770398379.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005981/wk-form4_1770398379.xml","form_type":"4"}},{"id":916076,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T17:19:41.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":false,"shares":43750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 4, 2026, 43,750 restricted stock units previously granted to Mr. Huberman under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 4, 2026, 43,750 restricted stock units previously granted to Mr. Huberman under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 4, 2026, 43,750 restricted stock units previously granted to Mr. Huberman under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."}],"balance_after":0,"derivative":{"exercise_date":"2026-02-04","underlying":"Common Stock","underlying_shares":43750},"source":{"system":"sec-edgar","filing":"0001628280-26-005981","document":"wk-form4_1770398379.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005981/wk-form4_1770398379.xml","form_type":"4"}},{"id":916075,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T17:19:41.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":true,"shares":43750,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On February 4, 2026, 43,750 restricted stock units previously granted to Mr. Huberman under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On February 4, 2026, 43,750 restricted stock units previously granted to Mr. Huberman under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 4, 2026, 43,750 restricted stock units previously granted to Mr. Huberman under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."}],"balance_after":188450,"source":{"system":"sec-edgar","filing":"0001628280-26-005981","document":"wk-form4_1770398379.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005981/wk-form4_1770398379.xml","form_type":"4"}},{"id":916068,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37701,"kind":"person","name":"Keeley Patrick J.","position":1,"cik":"0001827521","reported_name":"Keeley Patrick J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T16:52:35.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":21341,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Keeley 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Keeley 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Keeley 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Keeley 21,341 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":21341,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":21341},"source":{"system":"sec-edgar","filing":"0001628280-26-005972","document":"wk-form4_1770396752.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005972/wk-form4_1770396752.xml","form_type":"4"}},{"id":916067,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37701,"kind":"person","name":"Keeley Patrick J.","position":1,"cik":"0001827521","reported_name":"Keeley Patrick J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock 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granted to Mr. Keeley under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis"}],"balance_after":0,"derivative":{"exercise_date":"2026-02-04","underlying":"Common Stock","underlying_shares":43750},"source":{"system":"sec-edgar","filing":"0001628280-26-005972","document":"wk-form4_1770396752.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005972/wk-form4_1770396752.xml","form_type":"4"}},{"id":916066,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37701,"kind":"person","name":"Keeley Patrick J.","position":1,"cik":"0001827521","reported_name":"Keeley Patrick J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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vested and converted into shares of the Company's common stock on a one-for-one basis"}],"balance_after":220009,"source":{"system":"sec-edgar","filing":"0001628280-26-005972","document":"wk-form4_1770396752.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005972/wk-form4_1770396752.xml","form_type":"4"}},{"id":916071,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37156,"kind":"person","name":"Blank Matthew","position":1,"cik":"0001511516","reported_name":"Blank Matthew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock 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granted to Mr. Blank under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."}],"balance_after":0,"derivative":{"exercise_date":"2026-02-04","underlying":"Common Stock","underlying_shares":37000},"source":{"system":"sec-edgar","filing":"0001628280-26-005960","document":"wk-form4_1770394085.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005960/wk-form4_1770394085.xml","form_type":"4"}},{"id":916070,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37156,"kind":"person","name":"Blank Matthew","position":1,"cik":"0001511516","reported_name":"Blank Matthew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock 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Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Blank 18,049 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Blank 18,049 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Blank 18,049 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The restricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":18049,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":18049},"source":{"system":"sec-edgar","filing":"0001628280-26-005960","document":"wk-form4_1770394085.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005960/wk-form4_1770394085.xml","form_type":"4"}},{"id":916069,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":37156,"kind":"person","name":"Blank Matthew","position":1,"cik":"0001511516","reported_name":"Blank Matthew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T16:08:08.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":true,"shares":37000,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On February 4, 2026, 37,000 restricted stock units previously granted to Mr. Blank under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On February 4, 2026, 37,000 restricted stock units previously granted to Mr. Blank under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 4, 2026, 37,000 restricted stock units previously granted to Mr. Blank under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's common stock on a one-for-one basis."}],"balance_after":168221,"source":{"system":"sec-edgar","filing":"0001628280-26-005960","document":"wk-form4_1770394085.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828026005960/wk-form4_1770394085.xml","form_type":"4"}},{"id":916104,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67416,"kind":"person","name":"Hendricks Andrew","position":1,"cik":"0001841743","reported_name":"Hendricks Andrew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T11:34:42.000Z","date":"2026-02-04","kind":"grant","planned":false,"acquired":true,"shares":18780,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The\nrestricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The\nrestricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The\nrestricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"On Feb 4, 2026 the Company granted Mr. Hendricks 18,780 restricted stock units under the Plan. Each restricted stock unit represents a contingent right to receive one share of common stock. The\nrestricted stock units granted will vest on Feb 4, 2027, and will be settled upon vesting (or within 30 days thereafter)."}],"balance_after":18780,"derivative":{"exercise_date":"2027-02-04","underlying":"Common Stock","underlying_shares":18780},"source":{"system":"sec-edgar","filing":"0001628280-26-005966","document":"wk-form4_1770395680.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1841743/000162828026005966/wk-form4_1770395680.xml","form_type":"4"}},{"id":916103,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67416,"kind":"person","name":"Hendricks Andrew","position":1,"cik":"0001841743","reported_name":"Hendricks Andrew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-02-06T11:34:42.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":false,"shares":38500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Hendricks under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's\ncommon stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Hendricks under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's\ncommon stock on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Hendricks under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's\ncommon stock on a one-for-one basis."}],"balance_after":0,"derivative":{"exercise_date":"2026-02-04","underlying":"Common Stock","underlying_shares":38500},"source":{"system":"sec-edgar","filing":"0001628280-26-005966","document":"wk-form4_1770395680.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1841743/000162828026005966/wk-form4_1770395680.xml","form_type":"4"}},{"id":916102,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67416,"kind":"person","name":"Hendricks Andrew","position":1,"cik":"0001841743","reported_name":"Hendricks Andrew","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-06T11:34:42.000Z","date":"2026-02-04","kind":"exercise","planned":false,"acquired":true,"shares":38500,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Hendricks under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's\ncommon stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Hendricks under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's\ncommon stock on a one-for-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On February 4, 2026, 38,500 restricted stock units previously granted to Mr. Hendricks under the Company's 2020 Omnibus Incentive Plan (the \"Plan\") vested and converted into shares of the Company's\ncommon stock on a one-for-one basis."}],"balance_after":163383,"source":{"system":"sec-edgar","filing":"0001628280-26-005966","document":"wk-form4_1770395680.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1841743/000162828026005966/wk-form4_1770395680.xml","form_type":"4"}},{"id":955341,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-01-02T21:48:27.000Z","date":"2026-01-02","kind":"sale","planned":true,"acquired":false,"shares":17474,"price":3.7577,"value":65662.0498,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Hayden entered into on May 30, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.73 to $3.81, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The reporting person is trustee of the trust, and the reporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":101667,"source":{"system":"sec-edgar","filing":"0001628280-26-000186","document":"wk-form4_1767390505.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828026000186/wk-form4_1767390505.xml","form_type":"4"}},{"id":969698,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-12-15T21:33:31.000Z","date":"2025-12-15","kind":"sale","planned":true,"acquired":false,"shares":2000,"price":4.59,"value":9180.0,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Hayden entered into on May 30, 2025."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The reporting person is trustee of the trust, and the reporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":119141,"source":{"system":"sec-edgar","filing":"0001628280-25-057038","document":"wk-form4_1765834408.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025057038/wk-form4_1765834408.xml","form_type":"4"}},{"id":971270,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Common Stock","published_at":"2025-12-12T21:00:14.000Z","date":"2025-12-10","kind":"sale","planned":true,"acquired":false,"shares":5768,"price":4.976,"value":28701.568,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Ms. Cudahy entered into on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.97 to $4.99, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":508880,"source":{"system":"sec-edgar","filing":"0001628280-25-056741","document":"wk-form4_1765573211.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025056741/wk-form4_1765573211.xml","form_type":"4"}},{"id":988748,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-11-25T21:28:53.000Z","date":"2025-11-25","kind":"sale","planned":false,"acquired":false,"shares":100000,"price":4.624,"value":462400.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sales were made for estate and tax planning purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.60 to $4.70, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":2417998,"source":{"system":"sec-edgar","filing":"0001628280-25-053994","document":"wk-form4_1764106131.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025053994/wk-form4_1764106131.xml","form_type":"4"}},{"id":990188,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-11-24T22:22:28.000Z","date":"2025-11-24","kind":"sale","planned":false,"acquired":false,"shares":141206,"price":4.653,"value":657031.518,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sales were made for estate and tax planning purposes."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.60 to $4.735, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":2517998,"source":{"system":"sec-edgar","filing":"0001628280-25-053858","document":"wk-form4_1764022945.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025053858/wk-form4_1764022945.xml","form_type":"4"}},{"id":990187,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-11-24T22:22:28.000Z","date":"2025-11-21","kind":"sale","planned":false,"acquired":false,"shares":12872,"price":4.6,"value":59211.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sales were made for estate and tax planning purposes."}],"balance_after":2659204,"source":{"system":"sec-edgar","filing":"0001628280-25-053858","document":"wk-form4_1764022945.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025053858/wk-form4_1764022945.xml","form_type":"4"}},{"id":990186,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-11-24T22:22:28.000Z","date":"2025-11-20","kind":"sale","planned":false,"acquired":false,"shares":63674,"price":4.92,"value":313276.08,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sales were made for estate and tax planning purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.90 to $4.98, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":2672076,"source":{"system":"sec-edgar","filing":"0001628280-25-053858","document":"wk-form4_1764022945.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025053858/wk-form4_1764022945.xml","form_type":"4"}},{"id":990185,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-11-24T21:37:42.000Z","date":"2025-11-20","kind":"sale","planned":true,"acquired":false,"shares":14116,"price":5,"value":70580.0,"ownership":{"direct":false,"nature":"By 211 LV LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Huberman entered into on August 13, 2025."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":1210169,"source":{"system":"sec-edgar","filing":"0001628280-25-053833","document":"wk-form4_1764020260.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025053833/wk-form4_1764020260.xml","form_type":"4"}},{"id":990184,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Common Stock","published_at":"2025-11-24T21:33:36.000Z","date":"2025-11-20","kind":"sale","planned":true,"acquired":false,"shares":10200,"price":4.981,"value":50806.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Ms. Cudahy entered into on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.97 to $5.00, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":514648,"source":{"system":"sec-edgar","filing":"0001628280-25-053827","document":"wk-form4_1764020012.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025053827/wk-form4_1764020012.xml","form_type":"4"}},{"id":997979,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-11-17T22:28:56.000Z","date":"2025-11-17","kind":"sale","planned":true,"acquired":false,"shares":1343,"price":4.5,"value":6043.5,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Hayden entered into on May 30, 2025."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The reporting person is trustee of the trust, and the reporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":121141,"source":{"system":"sec-edgar","filing":"0001628280-25-052705","document":"wk-form4_1763418532.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025052705/wk-form4_1763418532.xml","form_type":"4"}},{"id":997850,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Common Stock","published_at":"2025-11-17T22:27:40.000Z","date":"2025-11-13","kind":"sale","planned":true,"acquired":false,"shares":5553,"price":4.979,"value":27648.387,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Ms. Cudahy entered into on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.97 to $5.00, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":524848,"source":{"system":"sec-edgar","filing":"0001628280-25-052701","document":"wk-form4_1763418457.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025052701/wk-form4_1763418457.xml","form_type":"4"}},{"id":997849,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-11-17T22:25:38.000Z","date":"2025-11-13","kind":"sale","planned":true,"acquired":false,"shares":9291,"price":5,"value":46455.0,"ownership":{"direct":false,"nature":"By 211 LV LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Huberman entered into on August 13, 2025."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":1224285,"source":{"system":"sec-edgar","filing":"0001628280-25-052699","document":"wk-form4_1763418335.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025052699/wk-form4_1763418335.xml","form_type":"4"}},{"id":1000314,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Units","published_at":"2025-11-13T21:58:32.000Z","date":"2025-11-11","kind":"exercise","planned":false,"acquired":false,"shares":603333,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":603333},"source":{"system":"sec-edgar","filing":"0001628280-25-052115","document":"wk-form4_1763071109.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025052115/wk-form4_1763071109.xml","form_type":"4"}},{"id":1000313,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-11-13T21:58:32.000Z","date":"2025-11-11","kind":"tax_withholding","planned":false,"acquired":false,"shares":237355,"price":3.75,"value":890081.25,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted."}],"balance_after":2735750,"source":{"system":"sec-edgar","filing":"0001628280-25-052115","document":"wk-form4_1763071109.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025052115/wk-form4_1763071109.xml","form_type":"4"}},{"id":1000312,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-11-13T21:58:32.000Z","date":"2025-11-11","kind":"exercise","planned":false,"acquired":true,"shares":603333,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On October 9, 2024, the Company granted Clinton Stinchcomb 905,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 301,667 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 603,333 RSUs."}],"balance_after":2973105,"source":{"system":"sec-edgar","filing":"0001628280-25-052115","document":"wk-form4_1763071109.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025052115/wk-form4_1763071109.xml","form_type":"4"}},{"id":1000448,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2025-11-13T21:47:09.000Z","date":"2025-11-11","kind":"exercise","planned":false,"acquired":false,"shares":101667,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On October 9, 2024, the Company granted Brady Hayden 152,500 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 50,833 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 101,667 RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On October 9, 2024, the Company granted Brady Hayden 152,500 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 50,833 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 101,667 RSUs."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On October 9, 2024, the Company granted Brady Hayden 152,500 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 50,833 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 101,667 RSUs."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On October 9, 2024, the Company granted Brady Hayden 152,500 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 50,833 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 101,667 RSUs."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":101667},"source":{"system":"sec-edgar","filing":"0001628280-25-052095","document":"wk-form4_1763070425.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025052095/wk-form4_1763070425.xml","form_type":"4"}},{"id":1000447,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-11-13T21:47:09.000Z","date":"2025-11-12","kind":"gift","planned":false,"acquired":true,"shares":101667,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the\nreporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the\nreporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the\nreporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":122484,"source":{"system":"sec-edgar","filing":"0001628280-25-052095","document":"wk-form4_1763070425.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025052095/wk-form4_1763070425.xml","form_type":"4"}},{"id":1000446,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-11-13T21:47:09.000Z","date":"2025-11-12","kind":"gift","planned":false,"acquired":false,"shares":101667,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the\nreporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the\nreporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Reflects the exempt transfer of 101,667 shares from Mr. Hayden to P. Brady Hayden Revocable Trust on November 12, 2025 for no consideration. The reporting person is trustee of the trust, and the\nreporting person is the sole beneficiary of the trust. The reporting person remains the beneficial owner of the securities held by the trust."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001628280-25-052095","document":"wk-form4_1763070425.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025052095/wk-form4_1763070425.xml","form_type":"4"}},{"id":1000445,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-11-13T21:47:09.000Z","date":"2025-11-11","kind":"exercise","planned":false,"acquired":true,"shares":101667,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On October 9, 2024, the Company granted Brady Hayden 152,500 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 50,833 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 101,667 RSUs."}],"balance_after":101667,"source":{"system":"sec-edgar","filing":"0001628280-25-052095","document":"wk-form4_1763070425.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025052095/wk-form4_1763070425.xml","form_type":"4"}},{"id":1000598,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Restricted Stock Units","published_at":"2025-11-13T21:27:48.000Z","date":"2025-11-11","kind":"exercise","planned":false,"acquired":false,"shares":26667,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On October 9, 2024, the Company granted Rebecca Reed 40,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 13,333 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 26,667 RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On October 9, 2024, the Company granted Rebecca Reed 40,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 13,333 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 26,667 RSUs."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On October 9, 2024, the Company granted Rebecca Reed 40,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 13,333 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 26,667 RSUs."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On October 9, 2024, the Company granted Rebecca Reed 40,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 13,333 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 26,667 RSUs."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":26667},"source":{"system":"sec-edgar","filing":"0001628280-25-052067","document":"wk-form4_1763069265.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828025052067/wk-form4_1763069265.xml","form_type":"4"}},{"id":1000597,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Common Stock","published_at":"2025-11-13T21:27:48.000Z","date":"2025-11-11","kind":"tax_withholding","planned":false,"acquired":false,"shares":9303,"price":3.75,"value":34886.25,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the withholding of shares of the Company's common stock for tax purposes in connection with the vesting of restricted stock units previously granted."}],"balance_after":44138,"source":{"system":"sec-edgar","filing":"0001628280-25-052067","document":"wk-form4_1763069265.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828025052067/wk-form4_1763069265.xml","form_type":"4"}},{"id":1000596,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Common Stock","published_at":"2025-11-13T21:27:48.000Z","date":"2025-11-11","kind":"exercise","planned":false,"acquired":true,"shares":26667,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On October 9, 2024, the Company granted Rebecca Reed 40,000 performance-based restricted stock units (\"RSUs\") under the 2020 Omnibus Incentive Plan (the \"Award\"). Each RSU represents a contingent right to receive one share of common stock. On May 7, 2025, the Board determined that the Company met the first performance condition of the Award, for having then achieved more than $4,500,000 in adjusted free cash flow since October 1, 2024, and thereby triggering the vesting of one-third of the Award, or 13,333 RSUs. On November 11, 2025, the Board determined that the Company met the second performance condition of the Award, by achieving more than $9,000,000 in adjusted free cash flow between October 1, 2024 and September 30, 2025, and thereby triggering the vesting of two-thirds of the Award, or 26,667 RSUs."}],"balance_after":53441,"source":{"system":"sec-edgar","filing":"0001628280-25-052067","document":"wk-form4_1763069265.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828025052067/wk-form4_1763069265.xml","form_type":"4"}},{"id":1003877,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-11-10T21:00:48.000Z","date":"2025-11-06","kind":"sale","planned":true,"acquired":false,"shares":17508,"price":3.867,"value":67703.436,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Hayden entered into on May 30, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.76 to $4.05, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":20817,"source":{"system":"sec-edgar","filing":"0001628280-25-051005","document":"wk-form4_1762808446.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025051005/wk-form4_1762808446.xml","form_type":"4"}},{"id":1003934,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen 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Ms. Reed on July 19, 2021, vested and were converted into shares of the Company's common stock on a one-to-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On September 19, 2025, 43 restricted stock units granted to Ms. Reed on July 19, 2021, vested and were converted into shares of the Company's common stock on a one-to-one basis."}],"balance_after":43,"derivative":{"underlying":"Common Stock","underlying_shares":43},"source":{"system":"sec-edgar","filing":"0001628280-25-042442","document":"wk-form4_1758649326.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828025042442/wk-form4_1758649326.xml","form_type":"4"}},{"id":1033891,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca 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holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly"}],"balance_after":1233576,"source":{"system":"sec-edgar","filing":"0001228716-25-000009","document":"wk-form4_1757708368.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000122871625000009/wk-form4_1757708368.xml","form_type":"4"}},{"id":1041642,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN 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These shares were sold in multiple transactions at prices ranging from $4.5 to $4.505, inclusive. The reporting person undertakes to\nprovide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold\nat each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly"}],"balance_after":1283576,"source":{"system":"sec-edgar","filing":"0001228716-25-000009","document":"wk-form4_1757708368.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000122871625000009/wk-form4_1757708368.xml","form_type":"4"}},{"id":1044858,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-09-09T20:44:55.000Z","date":"2025-09-05","kind":"sale","planned":false,"acquired":false,"shares":25000,"price":4.6095,"value":115237.5,"ownership":{"direct":false,"nature":"By 211 LV LLC"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.6 to $4.655, inclusive. The reporting person undertakes to\nprovide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold\nat each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly"}],"balance_after":1308576,"source":{"system":"sec-edgar","filing":"0001628280-25-041823","document":"wk-form4_1757450691.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025041823/wk-form4_1757450691.xml","form_type":"4"}},{"id":1048015,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-09-04T21:02:20.000Z","date":"2025-09-04","kind":"sale","planned":false,"acquired":false,"shares":25000,"price":4.5507,"value":113767.5,"ownership":{"direct":false,"nature":"By 211 LV LLC"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.55 to $4.57, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly"}],"balance_after":1333576,"source":{"system":"sec-edgar","filing":"0001628280-25-041663","document":"wk-form4_1757019736.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025041663/wk-form4_1757019736.xml","form_type":"4"}},{"id":1048014,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-09-04T21:02:20.000Z","date":"2025-09-02","kind":"sale","planned":false,"acquired":false,"shares":15807,"price":4.6024,"value":72750.1368,"ownership":{"direct":false,"nature":"By 211 LV LLC"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.6 to $4.65, inclusive. The reporting person undertakes to\nprovide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold\nat each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211\nLV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly"}],"balance_after":1358576,"source":{"system":"sec-edgar","filing":"0001628280-25-041663","document":"wk-form4_1757019736.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025041663/wk-form4_1757019736.xml","form_type":"4"}},{"id":1051665,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-09-02T20:55:18.000Z","date":"2025-09-02","kind":"sale","planned":true,"acquired":false,"shares":16149,"price":4.56,"value":73639.44,"ownership":{"direct":false,"nature":"Held by P. Brady Hayden Revocable Trust, of which Mr. Hayden is the trustee."},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan which Mr. Hayden entered into on May 30, 2025."}],"balance_after":38325,"source":{"system":"sec-edgar","filing":"0001628280-25-041500","document":"wk-form4_1756846514.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025041500/wk-form4_1756846514.xml","form_type":"4"}},{"id":1051664,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-09-02T20:55:18.000Z","date":"2025-08-29","kind":"sale","planned":true,"acquired":false,"shares":35578,"price":4.414,"value":157041.292,"ownership":{"direct":false,"nature":"Held by P. 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The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."}],"balance_after":54474,"source":{"system":"sec-edgar","filing":"0001628280-25-041500","document":"wk-form4_1756846514.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025041500/wk-form4_1756846514.xml","form_type":"4"}},{"id":1051519,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":67411,"kind":"person","name":"HUBERMAN JONATHAN","position":1,"cik":"0001228716","reported_name":"HUBERMAN JONATHAN","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-09-02T20:51:23.000Z","date":"2025-08-29","kind":"sale","planned":false,"acquired":false,"shares":40057,"price":4.494,"value":180016.158,"ownership":{"direct":false,"nature":"By 211 LV LLC"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $4.45 to $4.64, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or 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holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or 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Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or 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holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $4.45 to $4.455, inclusive. The reporting person undertakes to provide to CuriosityStream Inc., any security holder of CuriosityStream Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Mr. Huberman holds these securities indirectly as the reporting person and managing member of 211 LV LLC and may be deemed to share beneficial ownership of the securities held directly by 211 LV LLC, and disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or 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20, 2025, 43 restricted stock units granted to Ms. Reed on July 19, 2021, vested and were converted into shares of the Company's common stock on a one-to-one basis."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On August 20, 2025, 43 restricted stock units granted to Ms. Reed on July 19, 2021, vested and were converted into shares of the Company's common stock on a one-to-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On August 20, 2025, 43 restricted stock units granted to Ms. Reed on July 19, 2021, vested and were converted into shares of the Company's common stock on a one-to-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On August 20, 2025, 43 restricted stock units granted to Ms. Reed on July 19, 2021, vested and were converted into shares of the Company's common stock on a one-to-one basis."}],"balance_after":43,"derivative":{"underlying":"Common 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S","position":1,"cik":"0001259263","reported_name":"HENDRICKS JOHN S","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-08-18T21:15:26.000Z","date":"2025-08-14","kind":"sale","planned":false,"acquired":false,"shares":8050000,"price":3.5,"value":28175000.0,"ownership":{"direct":false,"nature":"By Hendricks Factual Media LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On August 14, 2025, Hendricks Factual Media LLC (\"HFM\") sold 8,050,000 shares of common stock at a price of $3.50, before underwriting discounts and commissions, in an underwritten secondary public offering (the \"Offering\"), which includes 1,050,000 shares of common stock sold in connection with the exercise in full of the overallotment option granted by HFM to the underwriters pursuant to the underwriting agreement for the Offering."},{"field":"shares","element":"transactionShares","label":"F1","text":"On August 14, 2025, Hendricks Factual Media LLC (\"HFM\") sold 8,050,000 shares of common stock at a price of $3.50, before underwriting discounts and commissions, in an underwritten secondary public offering (the \"Offering\"), which includes 1,050,000 shares of common stock sold in connection with the exercise in full of the overallotment option granted by HFM to the underwriters pursuant to the underwriting agreement for the Offering."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On August 14, 2025, Hendricks Factual Media LLC (\"HFM\") sold 8,050,000 shares of common stock at a price of $3.50, before underwriting discounts and commissions, in an underwritten secondary public offering (the \"Offering\"), which includes 1,050,000 shares of common stock sold in connection with the exercise in full of the overallotment option granted by HFM to the underwriters pursuant to the underwriting agreement for the Offering."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The reported securities are owned directly by HFM, and indirectly by John Hendricks, as a manager of HFM. John Hendricks disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein."}],"balance_after":12206188,"source":{"system":"sec-edgar","filing":"0001628280-25-040698","document":"wk-form4_1755551722.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025040698/wk-form4_1755551722.xml","form_type":"4"}},{"id":1072329,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Units","published_at":"2025-08-07T21:01:22.000Z","date":"2025-08-05","kind":"exercise","planned":false,"acquired":false,"shares":600000,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs."}],"balance_after":1800000,"derivative":{"underlying":"Common Stock","underlying_shares":600000},"source":{"system":"sec-edgar","filing":"0001628280-25-038979","document":"wk-form4_1754600479.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025038979/wk-form4_1754600479.xml","form_type":"4"}},{"id":1072328,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-08-07T21:01:22.000Z","date":"2025-08-06","kind":"tax_withholding","planned":false,"acquired":false,"shares":236055,"price":4.71,"value":1111819.05,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents the withholding of shares of the Company's common stock for payment of income tax in connection with the vesting of restricted stock units disclosed above as an acquisition of shares, which such netting of shares does not constitute an actual sale or other open market transaction."}],"balance_after":2369772,"source":{"system":"sec-edgar","filing":"0001628280-25-038979","document":"wk-form4_1754600479.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025038979/wk-form4_1754600479.xml","form_type":"4"}},{"id":1072327,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":17964,"kind":"person","name":"Stinchcomb Clinton Larry","position":1,"cik":"0001827441","reported_name":"Stinchcomb Clinton Larry","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-08-07T21:01:22.000Z","date":"2025-08-05","kind":"exercise","planned":false,"acquired":true,"shares":600000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 15, 2025, the Company granted Mr. Stinchcomb 2,400,000 restricted stock units (RSUs) with tandem dividend equivalent rights under the 2020 Omnibus Incentive Plan. Each RSU represents the right to receive one share of common stock. The RSUs granted are performance-based, subject to the Company achieving certain stock price or financial performance goals. All vesting is subject to continued employment on the applicable vesting date and any RSUs not earned during the term of Mr. Stinchcomb's employment agreement (\"Agreement\") will be cancelled. The dividend equivalents rights entitle Mr. Stinchcomb to payout of dividends accrued on each unvested RSU to the extent such RSUs vest and are distributed under the Agreement."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On August 4, 2025, the Board determined that the Company met the first performance condition of the award by achieving 35% year-over-year revenue growth for the period January 1 through June 30, 2025, compared to the same period in 2024, and thereby triggering the vesting of the first tranche of the Award, or 600,000 RSUs."}],"balance_after":2605827,"source":{"system":"sec-edgar","filing":"0001628280-25-038979","document":"wk-form4_1754600479.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025038979/wk-form4_1754600479.xml","form_type":"4"}},{"id":1079855,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28279,"kind":"person","name":"Hayden Phillip Brady","position":1,"cik":"0001938940","reported_name":"Hayden Phillip Brady","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2025-07-29T20:12:26.000Z","date":"2025-07-25","kind":"grant","planned":false,"acquired":true,"shares":70000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The RSUs granted will vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSUs granted will vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Mr. Hayden 70,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The RSUs granted will vest in four tranches of 17,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 17,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."}],"balance_after":70000,"derivative":{"underlying":"Common Stock","underlying_shares":70000},"source":{"system":"sec-edgar","filing":"0001628280-25-036422","document":"wk-form4_1753819919.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1938940/000162828025036422/wk-form4_1753819919.xml","form_type":"4"}},{"id":1079902,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Restricted Stock Units","published_at":"2025-07-29T20:09:44.000Z","date":"2025-07-25","kind":"grant","planned":false,"acquired":true,"shares":150000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The RSUs granted will vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSUs granted will vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Ms. Reed 150,000 restricted stock units (\"RSUs\") under the Company's 2020 Omnibus Incentive Plan. Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The RSUs granted will vest in four tranches of 37,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10-day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10-day VWAP of $7.50; (iii) the common stock achieves a 10-day VWAP of $9.50; and (iv) the common stock achieves a 10-day VWAP of $11.50. In the event that the Performance Conditions are not met, the RSUs granted will vest in four equal installments of 37,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."}],"balance_after":150000,"derivative":{"underlying":"Common Stock","underlying_shares":150000},"source":{"system":"sec-edgar","filing":"0001628280-25-036419","document":"wk-form4_1753819743.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2051144/000162828025036419/wk-form4_1753819743.xml","form_type":"4"}},{"id":1079822,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":27780,"kind":"person","name":"Cudahy Theresa Ellen","position":1,"cik":"0001827522","reported_name":"Cudahy Theresa Ellen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and Secretary"}}],"security":"Restricted Stock Units","published_at":"2025-07-29T20:07:07.000Z","date":"2025-07-25","kind":"grant","planned":false,"acquired":true,"shares":750000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On July 25, 2025 (\"Grant Date\"), the Company granted Ms. Cudahy 750,000 restricted stock units (\"RSUs\") with tandem dividend equivalent rights under the Company's 2020 Omnibus Incentive Plan (the \"Plan\"). Each RSU represents a contingent right to receive one share of common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The RSUs granted will vest in four tranches of 187,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10 day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10 day VWAP of $7.50; (iii) the common stock achieves a 10 day VWAP of $9.50; and (iv) the common stock achieves a 10 day VWAP of $11.50. In the event that the performance conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSUs granted will vest in four tranches of 187,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10 day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10 day VWAP of $7.50; (iii) the common stock achieves a 10 day VWAP of $9.50; and (iv) the common stock achieves a 10 day VWAP of $11.50. In the event that the performance conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The RSUs granted will vest in four tranches of 187,500 each upon the date the Board determines that the applicable performance condition has been achieved: (i) the common stock of the Company achieves a 10 day volume weighted average price (VWAP) of $6.50; (ii) the common stock achieves a 10 day VWAP of $7.50; (iii) the common stock achieves a 10 day VWAP of $9.50; and (iv) the common stock achieves a 10 day VWAP of $11.50. In the event that the performance conditions are not met, the RSUs granted will vest in four equal installments of 187,500 on each of the first, second, third and fourth anniversaries of the Grant Date, and will be settled upon vesting (or within 30 days thereafter). All vesting events are subject to continued employment on each applicable vesting date."}],"balance_after":750000,"derivative":{"underlying":"Common Stock","underlying_shares":750000},"source":{"system":"sec-edgar","filing":"0001628280-25-036417","document":"wk-form4_1753819612.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1776909/000162828025036417/wk-form4_1753819612.xml","form_type":"4"}},{"id":1083546,"issuer":{"id":6455,"kind":"organization","name":"CuriosityStream Inc.","symbol":"CURI"},"owners":[{"id":28308,"kind":"person","name":"Reed Rebecca R","position":1,"cik":"0002051144","reported_name":"Reed Rebecca R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Gen Counsel"}}],"security":"Restricted Stock 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