{"transactions":[{"id":727919,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-25T00:17:00.000Z","date":"2026-06-23","kind":"sale","planned":false,"acquired":false,"shares":15112,"price":0.899,"value":13585.688,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $0.88 to $0.9291 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":1140434,"source":{"system":"sec-edgar","filing":"0001140361-26-026287","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036126026287/form4.xml","form_type":"4"}},{"id":727918,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-25T00:17:00.000Z","date":"2026-06-22","kind":"sale","planned":false,"acquired":false,"shares":15111,"price":0.9574,"value":14467.2714,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $0.9212 to $1.005 per share. 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Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $0.7973 to $0.8525 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":1170657,"source":{"system":"sec-edgar","filing":"0001140361-26-010945","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036126010945/form4.xml","form_type":"4"}},{"id":829558,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-24T22:55:18.000Z","date":"2026-03-20","kind":"sale","planned":false,"acquired":false,"shares":10758,"price":0.8483,"value":9126.0114,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $0.8314 to $0.8718 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":1181896,"source":{"system":"sec-edgar","filing":"0001140361-26-010945","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036126010945/form4.xml","form_type":"4"}},{"id":842026,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-03-16T20:14:14.000Z","date":"2026-03-12","kind":"grant","planned":false,"acquired":true,"shares":468508,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The shares underlying this option shall vest in equal quarterly installments beginning on June 20, 2026 until fully vested, subject to continued service through the applicable vesting dates."}],"balance_after":468508,"derivative":{"exercise_price":0.976,"expiration_date":"2036-03-12","underlying":"Class A Common Stock","underlying_shares":468508},"source":{"system":"sec-edgar","filing":"0001140361-26-009605","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036126009605/form4.xml","form_type":"4"}},{"id":842025,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-16T20:14:14.000Z","date":"2026-03-12","kind":"grant","planned":false,"acquired":true,"shares":391681,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The grant consists of restricted stock units (\"RSUs\"). 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The RSUs shall vest in 16 equal quarterly installments beginning on June 20, 2026 until fully vested, subject to continued service through the applicable vesting date."}],"balance_after":1192654,"source":{"system":"sec-edgar","filing":"0001140361-26-009605","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036126009605/form4.xml","form_type":"4"}},{"id":961235,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-23T01:11:48.000Z","date":"2025-12-22","kind":"sale","planned":false,"acquired":false,"shares":21927,"price":1.276,"value":27978.852,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $1.260 to $1.310 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":800973,"source":{"system":"sec-edgar","filing":"0002032947-25-000005","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000203294725000005/primary_doc.xml","form_type":"4"}},{"id":1033223,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-24T22:31:43.000Z","date":"2025-09-23","kind":"sale","planned":false,"acquired":false,"shares":9843,"price":1.635,"value":16093.305,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $1.57 to $1.79 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":822900,"source":{"system":"sec-edgar","filing":"0001140361-25-036047","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036125036047/form4.xml","form_type":"4"}},{"id":1033222,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-24T22:31:43.000Z","date":"2025-09-22","kind":"sale","planned":false,"acquired":false,"shares":9843,"price":1.6826,"value":16561.8318,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $1.64 to $1.72 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":832743,"source":{"system":"sec-edgar","filing":"0001140361-25-036047","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036125036047/form4.xml","form_type":"4"}},{"id":1102851,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-24T23:11:15.000Z","date":"2025-06-23","kind":"sale","planned":false,"acquired":false,"shares":21923,"price":1.6139,"value":35381.5297,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $1.55 to $1.68 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":842586,"source":{"system":"sec-edgar","filing":"0001140361-25-023514","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036125023514/form4.xml","form_type":"4"}},{"id":1193761,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-24T22:11:36.000Z","date":"2025-03-21","kind":"sale","planned":false,"acquired":false,"shares":4317,"price":1.3855,"value":5981.2035,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.  Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $1.36 to $1.405 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":864509,"source":{"system":"sec-edgar","filing":"0001140361-25-010074","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036125010074/form4.xml","form_type":"4"}},{"id":1205964,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-14T21:06:08.000Z","date":"2025-03-12","kind":"grant","planned":false,"acquired":true,"shares":708333,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The grant consists of restricted stock units (\"RSUs\"). Each RSU represents the right to receive one share of common stock upon vesting. The RSUs vest shall vest in 16 equal quarterly installments beginning on June 20, 2025 until fully vested, subject to continued service through the applicable vesting date."}],"balance_after":868826,"source":{"system":"sec-edgar","filing":"0001140361-25-008849","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036125008849/form4.xml","form_type":"4"}},{"id":1321989,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2024-12-26T23:21:17.000Z","date":"2024-12-23","kind":"sale","planned":false,"acquired":false,"shares":4306,"price":1.2936,"value":5570.2416,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\") that were granted on March 15, 2024. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations through a \"sell to cover\" transaction and does not represent a discretionary trade by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $1.23 to $1.37 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":160493,"source":{"system":"sec-edgar","filing":"0001140361-24-050424","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036124050424/form4.xml","form_type":"4"}},{"id":1399569,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2024-09-25T20:24:52.000Z","date":"2024-09-24","kind":"sale","planned":false,"acquired":false,"shares":2117,"price":0.9307,"value":1970.2919,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\") that were granted on March 15, 2024. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations through a \"sell to cover\" transaction and does not represent a discretionary trade by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $0.89 to $0.965 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":164799,"source":{"system":"sec-edgar","filing":"0001140361-24-041897","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036124041897/form4.xml","form_type":"4"}},{"id":1399568,"issuer":{"id":6440,"kind":"organization","name":"Quantum-Si Inc","symbol":"QSI"},"owners":[{"id":35733,"kind":"person","name":"Vieceli John S.","position":1,"cik":"0002032947","reported_name":"Vieceli John S.","relationship":{"officer":true,"officer_title":"Chief Product Officer"}}],"security":"Class A Common Stock","published_at":"2024-09-25T20:24:52.000Z","date":"2024-09-23","kind":"sale","planned":false,"acquired":false,"shares":2192,"price":0.9459,"value":2073.4128,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\") that were granted on March 15, 2024. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations through a \"sell to cover\" transaction and does not represent a discretionary trade by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted average sales price per share. The shares sold at prices ranging from $0.9111 to $0.964 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":166916,"source":{"system":"sec-edgar","filing":"0001140361-24-041897","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2032947/000114036124041897/form4.xml","form_type":"4"}}]}