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Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A Common Stock of the Issuer.  Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A Common Stock of the Issuer.  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Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9069775,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0001843104-26-000014","document":"wk-form4_1784858061.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000014/wk-form4_1784858061.xml","form_type":"4"}},{"id":703892,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-24T01:54:23.000Z","date":"2026-07-23","kind":"sale","planned":true,"acquired":false,"shares":4304,"price":10.4704,"value":45064.6016,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 12,912 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.17 to $10.81. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001843104-26-000014","document":"wk-form4_1784858061.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000014/wk-form4_1784858061.xml","form_type":"4"}},{"id":703891,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-24T01:54:23.000Z","date":"2026-07-22","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":11.0346,"value":55173.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.69. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":4304,"source":{"system":"sec-edgar","filing":"0001843104-26-000014","document":"wk-form4_1784858061.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000014/wk-form4_1784858061.xml","form_type":"4"}},{"id":703890,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-24T01:54:23.000Z","date":"2026-07-21","kind":"sale","planned":true,"acquired":false,"shares":3196,"price":11.7042,"value":37406.6232,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 9,588 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $11.53 to $12.03. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9304,"source":{"system":"sec-edgar","filing":"0001843104-26-000014","document":"wk-form4_1784858061.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000014/wk-form4_1784858061.xml","form_type":"4"}},{"id":703889,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class B Common Stock","published_at":"2026-07-24T01:54:23.000Z","date":"2026-07-21","kind":"disposition_to_issuer","planned":true,"acquired":false,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units for Class A common stock."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units for Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9069775,"source":{"system":"sec-edgar","filing":"0001843104-26-000014","document":"wk-form4_1784858061.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000014/wk-form4_1784858061.xml","form_type":"4"}},{"id":703888,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-24T01:54:23.000Z","date":"2026-07-21","kind":"exercise","planned":true,"acquired":true,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A Common Stock of the Issuer.  Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A Common Stock of the Issuer.  Upon exchange of a Class B Unit, the corresponding share of Class B Common Stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":12500,"source":{"system":"sec-edgar","filing":"0001843104-26-000014","document":"wk-form4_1784858061.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000014/wk-form4_1784858061.xml","form_type":"4"}},{"id":703887,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28943,"kind":"organization","name":"Capital V LLC","position":1,"cik":"0001844767","reported_name":"Capital V LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Units","published_at":"2026-07-24T01:53:51.000Z","date":"2026-07-21","kind":"exercise","planned":true,"acquired":false,"shares":37500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."}],"balance_after":27209326,"derivative":{"underlying":"Class A Common Stock","underlying_shares":37500},"source":{"system":"sec-edgar","filing":"0001844767-26-000012","document":"wk-form4_1784858029.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184476726000012/wk-form4_1784858029.xml","form_type":"4"}},{"id":703886,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28943,"kind":"organization","name":"Capital V LLC","position":1,"cik":"0001844767","reported_name":"Capital V LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-24T01:53:51.000Z","date":"2026-07-23","kind":"sale","planned":true,"acquired":false,"shares":12912,"price":10.4704,"value":135193.8048,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.17 to $10.81. 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These shares were sold in multiple transactions at prices ranging from $10.77 to $11.69. 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These shares were sold in multiple transactions at prices ranging from $11.53 to $12.03. 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Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."}],"balance_after":37500,"source":{"system":"sec-edgar","filing":"0001844767-26-000012","document":"wk-form4_1784858029.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184476726000012/wk-form4_1784858029.xml","form_type":"4"}},{"id":712541,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":23676,"kind":"person","name":"MADDEN LARRY","position":1,"cik":"0001284309","reported_name":"MADDEN LARRY","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-09T00:41:42.000Z","date":"2026-07-08","kind":"sale","planned":true,"acquired":false,"shares":11273,"price":12.6949,"value":143109.6077,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.43 to $12.845. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":428636,"source":{"system":"sec-edgar","filing":"0001284309-26-000019","document":"wk-form4_1783557699.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1284309/000128430926000019/wk-form4_1783557699.xml","form_type":"4"}},{"id":712540,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":23676,"kind":"person","name":"MADDEN LARRY","position":1,"cik":"0001284309","reported_name":"MADDEN LARRY","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-09T00:41:42.000Z","date":"2026-07-07","kind":"sale","planned":true,"acquired":false,"shares":9149,"price":12.8609,"value":117664.3741,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 2025."},{"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 $12.69 to $13.00. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":439909,"source":{"system":"sec-edgar","filing":"0001284309-26-000019","document":"wk-form4_1783557699.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1284309/000128430926000019/wk-form4_1783557699.xml","form_type":"4"}},{"id":712539,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":23676,"kind":"person","name":"MADDEN LARRY","position":1,"cik":"0001284309","reported_name":"MADDEN LARRY","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-07-09T00:41:42.000Z","date":"2026-07-06","kind":"sale","planned":true,"acquired":false,"shares":10097,"price":12.776,"value":128999.272,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a 10b5-1 plan adopted by the Reporting Person on December 15, 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 $12.61 to $13.01. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."}],"balance_after":449058,"source":{"system":"sec-edgar","filing":"0001284309-26-000019","document":"wk-form4_1783557699.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1284309/000128430926000019/wk-form4_1783557699.xml","form_type":"4"}},{"id":731553,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class B Units","published_at":"2026-06-18T23:08:53.000Z","date":"2026-06-16","kind":"exercise","planned":true,"acquired":false,"shares":12500,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9082275,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0001843104-26-000013","document":"wk-form4_1781824130.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000013/wk-form4_1781824130.xml","form_type":"4"}},{"id":731552,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:53.000Z","date":"2026-06-18","kind":"sale","planned":true,"acquired":false,"shares":2500,"price":10.9646,"value":27411.5,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 7,500 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.665 to $11.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001843104-26-000013","document":"wk-form4_1781824130.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000013/wk-form4_1781824130.xml","form_type":"4"}},{"id":731551,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:53.000Z","date":"2026-06-17","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":11.0884,"value":55442.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.91 to $11.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":2500,"source":{"system":"sec-edgar","filing":"0001843104-26-000013","document":"wk-form4_1781824130.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000013/wk-form4_1781824130.xml","form_type":"4"}},{"id":731550,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:53.000Z","date":"2026-06-16","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":11.1714,"value":55857.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.43. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":7500,"source":{"system":"sec-edgar","filing":"0001843104-26-000013","document":"wk-form4_1781824130.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000013/wk-form4_1781824130.xml","form_type":"4"}},{"id":731549,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class B Common Stock","published_at":"2026-06-18T23:08:53.000Z","date":"2026-06-16","kind":"disposition_to_issuer","planned":true,"acquired":false,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units\nfor Class A common stock."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units\nfor Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9082275,"source":{"system":"sec-edgar","filing":"0001843104-26-000013","document":"wk-form4_1781824130.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000013/wk-form4_1781824130.xml","form_type":"4"}},{"id":731548,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:53.000Z","date":"2026-06-16","kind":"exercise","planned":true,"acquired":true,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":12500,"source":{"system":"sec-edgar","filing":"0001843104-26-000013","document":"wk-form4_1781824130.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000013/wk-form4_1781824130.xml","form_type":"4"}},{"id":731541,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class B Units","published_at":"2026-06-18T23:08:36.000Z","date":"2026-06-16","kind":"exercise","planned":true,"acquired":false,"shares":12500,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9082275,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0001843103-26-000013","document":"wk-form4_1781824113.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000013/wk-form4_1781824113.xml","form_type":"4"}},{"id":731540,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:36.000Z","date":"2026-06-18","kind":"sale","planned":true,"acquired":false,"shares":2500,"price":10.9646,"value":27411.5,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 7,500 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.665 to $11.23. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001843103-26-000013","document":"wk-form4_1781824113.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000013/wk-form4_1781824113.xml","form_type":"4"}},{"id":731539,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:36.000Z","date":"2026-06-17","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":11.0884,"value":55442.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.91 to $11.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":2500,"source":{"system":"sec-edgar","filing":"0001843103-26-000013","document":"wk-form4_1781824113.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000013/wk-form4_1781824113.xml","form_type":"4"}},{"id":731538,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:36.000Z","date":"2026-06-16","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":11.1714,"value":55857.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.77 to $11.43. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":7500,"source":{"system":"sec-edgar","filing":"0001843103-26-000013","document":"wk-form4_1781824113.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000013/wk-form4_1781824113.xml","form_type":"4"}},{"id":731537,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class B Common Stock","published_at":"2026-06-18T23:08:36.000Z","date":"2026-06-16","kind":"disposition_to_issuer","planned":true,"acquired":false,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units\nfor Class A common stock."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units\nfor Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9082275,"source":{"system":"sec-edgar","filing":"0001843103-26-000013","document":"wk-form4_1781824113.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000013/wk-form4_1781824113.xml","form_type":"4"}},{"id":731536,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:36.000Z","date":"2026-06-16","kind":"exercise","planned":true,"acquired":true,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":12500,"source":{"system":"sec-edgar","filing":"0001843103-26-000013","document":"wk-form4_1781824113.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000013/wk-form4_1781824113.xml","form_type":"4"}},{"id":731547,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28943,"kind":"organization","name":"Capital V LLC","position":1,"cik":"0001844767","reported_name":"Capital V LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Units","published_at":"2026-06-18T23:08:27.000Z","date":"2026-06-16","kind":"exercise","planned":true,"acquired":false,"shares":37500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."}],"balance_after":27246826,"derivative":{"underlying":"Class A Common Stock","underlying_shares":37500},"source":{"system":"sec-edgar","filing":"0001844767-26-000011","document":"wk-form4_1781824104.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184476726000011/wk-form4_1781824104.xml","form_type":"4"}},{"id":731546,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28943,"kind":"organization","name":"Capital V LLC","position":1,"cik":"0001844767","reported_name":"Capital V LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-18T23:08:27.000Z","date":"2026-06-18","kind":"sale","planned":true,"acquired":false,"shares":7500,"price":10.9646,"value":82234.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.665 to $11.23. 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These shares were sold in multiple transactions at prices ranging from $10.91 to $11.50. 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These shares were sold in multiple transactions at prices ranging from $10.77 to $11.43. 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Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."}],"balance_after":52096,"derivative":{"underlying":"Class A Common Stock","underlying_shares":52096},"source":{"system":"sec-edgar","filing":"0001843103-26-000012","document":"wk-form4_1781136002.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000012/wk-form4_1781136002.xml","form_type":"4"}},{"id":742549,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class B Units","published_at":"2026-06-11T00:01:01.000Z","date":"2026-06-09","kind":"grant","planned":false,"acquired":true,"shares":52096,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Kingston Vanderhook Gift Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."}],"balance_after":52096,"derivative":{"underlying":"Class A Common Stock","underlying_shares":52096},"source":{"system":"sec-edgar","filing":"0001843103-26-000012","document":"wk-form4_1781136002.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000012/wk-form4_1781136002.xml","form_type":"4"}},{"id":742548,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class B Units","published_at":"2026-06-11T00:01:01.000Z","date":"2026-06-09","kind":"grant","planned":false,"acquired":true,"shares":52096,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Gray Vanderhook Gift Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. 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Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."}],"balance_after":52096,"derivative":{"underlying":"Class A Common Stock","underlying_shares":52096},"source":{"system":"sec-edgar","filing":"0001843103-26-000012","document":"wk-form4_1781136002.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000012/wk-form4_1781136002.xml","form_type":"4"}},{"id":742546,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class B Units","published_at":"2026-06-11T00:01:01.000Z","date":"2026-06-09","kind":"gift","planned":false,"acquired":false,"shares":52096,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By GRAT"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. 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Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9094775,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0001843104-26-000010","document":"wk-form4_1779413712.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000010/wk-form4_1779413712.xml","form_type":"4"}},{"id":767321,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-22T01:35:15.000Z","date":"2026-05-21","kind":"sale","planned":true,"acquired":false,"shares":2500,"price":10.7885,"value":26971.25,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 7,500 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.53 to $11.04. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001843104-26-000010","document":"wk-form4_1779413712.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000010/wk-form4_1779413712.xml","form_type":"4"}},{"id":767320,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-22T01:35:15.000Z","date":"2026-05-20","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":10.5956,"value":52978.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.31 to $10.96. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":2500,"source":{"system":"sec-edgar","filing":"0001843104-26-000010","document":"wk-form4_1779413712.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000010/wk-form4_1779413712.xml","form_type":"4"}},{"id":767319,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-22T01:35:15.000Z","date":"2026-05-19","kind":"sale","planned":true,"acquired":false,"shares":5000,"price":10.8872,"value":54436.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 15,000 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.565 to $11.20. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":7500,"source":{"system":"sec-edgar","filing":"0001843104-26-000010","document":"wk-form4_1779413712.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000010/wk-form4_1779413712.xml","form_type":"4"}},{"id":767318,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class B Common Stock","published_at":"2026-05-22T01:35:15.000Z","date":"2026-05-19","kind":"disposition_to_issuer","planned":true,"acquired":false,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units\nfor Class A common stock."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Reflects the cancellation for no consideration of a number of shares of Class B common stock of the Issuer in connection with the redemption by Capital V LLC of an equal number of Class B Units\nfor Class A common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9094775,"source":{"system":"sec-edgar","filing":"0001843104-26-000010","document":"wk-form4_1779413712.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000010/wk-form4_1779413712.xml","form_type":"4"}},{"id":767317,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28944,"kind":"person","name":"Vanderhook Christopher","position":1,"cik":"0001843104","reported_name":"Vanderhook Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Class A Common Stock","published_at":"2026-05-22T01:35:15.000Z","date":"2026-05-19","kind":"exercise","planned":true,"acquired":true,"shares":12500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":12500,"source":{"system":"sec-edgar","filing":"0001843104-26-000010","document":"wk-form4_1779413712.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310426000010/wk-form4_1779413712.xml","form_type":"4"}},{"id":767316,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class B Units","published_at":"2026-05-22T01:34:40.000Z","date":"2026-05-19","kind":"exercise","planned":true,"acquired":false,"shares":12500,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Units of Viant Technology LLC (\"Class B Units\") are exchangeable, at the holder's option, on a one-for-one basis into shares of Class A common stock of the Issuer. Upon exchange of a Class B Unit, the corresponding share of Class B common stock will be automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":9094775,"derivative":{"underlying":"Class A Common Stock","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0001843103-26-000010","document":"wk-form4_1779413677.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000010/wk-form4_1779413677.xml","form_type":"4"}},{"id":767315,"issuer":{"id":5081,"kind":"organization","name":"Viant Technology Inc.","symbol":"DSP"},"owners":[{"id":28945,"kind":"person","name":"Vanderhook Timothy","position":1,"cik":"0001843103","reported_name":"Vanderhook Timothy","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and Chairman"}}],"security":"Class A Common Stock","published_at":"2026-05-22T01:34:40.000Z","date":"2026-05-21","kind":"sale","planned":true,"acquired":false,"shares":2500,"price":10.7885,"value":26971.25,"ownership":{"direct":false,"nature":"By Capital V LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Shares sold pursuant to a 10b5-1 plan adopted by Capital V LLC on March 18, 2025, as amended on September 17, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price, based on the Reporting Person's pro rata portion of a total of 7,500 shares of Class A Common Stock sold on behalf of Capital V LLC. These shares were sold in multiple transactions at prices ranging from $10.53 to $11.04. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, 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 range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Reporting Person holds a one-third interest in Capital V LLC and may therefore be deemed to have an indirect pecuniary interest in one-third of Capital V LLC's total holdings."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001843103-26-000010","document":"wk-form4_1779413677.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1828791/000184310326000010/wk-form4_1779413677.xml","form_type":"4"}}],"next_cursor":"2026-05-22T01:34:40.000000Z,767315"}