{"transactions":[{"id":845638,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-13T00:12:21.000Z","date":"2026-03-11","kind":"sale","planned":false,"acquired":false,"shares":1517,"price":2.04,"value":3094.68,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $1.90 to $2.30, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":145842,"source":{"system":"sec-edgar","filing":"0001193125-26-104705","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312526104705/ownership.xml","form_type":"4"}},{"id":850420,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-10T21:53:25.000Z","date":"2026-03-09","kind":"sale","planned":false,"acquired":false,"shares":3038,"price":1.96,"value":5954.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $1.87 to $2.03, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":147359,"source":{"system":"sec-edgar","filing":"0001193125-26-100527","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312526100527/ownership.xml","form_type":"4"}},{"id":972409,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-12T00:56:37.000Z","date":"2025-12-10","kind":"sale","planned":false,"acquired":false,"shares":1332,"price":3.31,"value":4408.92,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $3.28 to $3.38, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 3 shares of Class A Common Stock purchased pursuant to the Sera Prognostics, Inc. 2021 Employee Stock Purchase Plan (\"ESPP\"), for the purchase period of June 2, 2025 to November 28, 2025."}],"balance_after":150397,"source":{"system":"sec-edgar","filing":"0001193125-25-316498","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525316498/ownership.xml","form_type":"4"}},{"id":1001613,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-12T21:23:51.000Z","date":"2025-11-10","kind":"sale","planned":false,"acquired":false,"shares":7767,"price":2.62,"value":20349.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $2.30 to $3.04, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":151726,"source":{"system":"sec-edgar","filing":"0001193125-25-277703","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525277703/ownership.xml","form_type":"4"}},{"id":1041267,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-12T20:35:00.000Z","date":"2025-09-11","kind":"sale","planned":false,"acquired":false,"shares":1395,"price":3.13,"value":4366.35,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $3.05 to $3.24, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":159493,"source":{"system":"sec-edgar","filing":"0000950170-25-114575","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025114575/ownership.xml","form_type":"4"}},{"id":1069866,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-11T20:36:12.000Z","date":"2025-08-08","kind":"sale","planned":false,"acquired":false,"shares":7094,"price":2.54,"value":18018.76,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $2.28 to $2.73, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":160888,"source":{"system":"sec-edgar","filing":"0001870674-25-000005","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000187067425000005/ownership.xml","form_type":"4"}},{"id":1112930,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-12T22:54:09.000Z","date":"2025-06-10","kind":"sale","planned":false,"acquired":false,"shares":1439,"price":1.48,"value":2129.72,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $1.45 to $1.51, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":167982,"source":{"system":"sec-edgar","filing":"0000950170-25-085692","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025085692/ownership.xml","form_type":"4"}},{"id":1112928,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-12T22:52:15.000Z","date":"2025-05-30","kind":"grant","planned":false,"acquired":true,"shares":3703,"price":1.33,"value":4924.99,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"These shares were purchased pursuant to the Sera Prognostics, Inc. 2021 Employee Stock Purchase Plan (\"ESPP\"), for the purchase period of December 2, 2024 to May 30, 2025, in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":169421,"source":{"system":"sec-edgar","filing":"0000950170-25-085687","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025085687/ownership.xml","form_type":"4"}},{"id":1153359,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-05-09T23:17:02.000Z","date":"2025-05-08","kind":"sale","planned":false,"acquired":false,"shares":5132,"price":2.44,"value":12522.08,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $2.10 to $2.78, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":165718,"source":{"system":"sec-edgar","filing":"0000950170-25-068387","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025068387/ownership.xml","form_type":"4"}},{"id":1216921,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Stock Option (right to buy)","published_at":"2025-03-08T00:28:52.000Z","date":"2025-03-05","kind":"grant","planned":false,"acquired":true,"shares":67810,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"These stock options vest over four years as follows: 1/48 of the original grant amount vests in monthly installments for four years following the vesting commencement date, which is March 10, 2025, subject to the Reporting Person continuing to provide services to the issuer."}],"balance_after":67810,"derivative":{"exercise_price":4.2,"expiration_date":"2035-03-05","underlying":"Class A Common Stock","underlying_shares":67810},"source":{"system":"sec-edgar","filing":"0000950170-25-035800","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025035800/ownership.xml","form_type":"4"}},{"id":1216920,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-08T00:28:52.000Z","date":"2025-03-06","kind":"sale","planned":false,"acquired":false,"shares":2044,"price":4.16,"value":8503.04,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $4.07 to $4.24, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":170850,"source":{"system":"sec-edgar","filing":"0000950170-25-035800","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025035800/ownership.xml","form_type":"4"}},{"id":1216919,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-08T00:28:52.000Z","date":"2025-03-05","kind":"grant","planned":false,"acquired":true,"shares":47010,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Each share is represented by a restricted stock unit (\"RSU\"). These RSUs vest over four years as follows: 1/16 of the original grant amount vests in quarterly installments for four years following the vesting commencement date, which is March 10, 2025, subject to the Reporting Person continuing to provide services to the issuer."}],"balance_after":172894,"source":{"system":"sec-edgar","filing":"0000950170-25-035800","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025035800/ownership.xml","form_type":"4"}},{"id":1266753,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2025-02-14T21:11:09.000Z","date":"2025-02-12","kind":"sale","planned":false,"acquired":false,"shares":5915,"price":4.58,"value":27090.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $4.14 to $5.09, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 5,000 and 1,679 shares of Class A Common Stock purchased pursuant to the Sera Prognostics, Inc. 2021 Employee Stock Purchase Plan (\"ESPP\"), for the purchase periods of December 1, 2023 to May 31, 2024 and June 3, 2024 to November 30, 2024, respectively."}],"balance_after":125884,"source":{"system":"sec-edgar","filing":"0000950170-25-021185","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025021185/ownership.xml","form_type":"4"}},{"id":1368382,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2024-11-12T22:03:20.000Z","date":"2024-11-11","kind":"sale","planned":false,"acquired":false,"shares":4727,"price":7.32,"value":34601.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $6.30 to $8.74, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":125120,"source":{"system":"sec-edgar","filing":"0000950170-24-125641","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017024125641/ownership.xml","form_type":"4"}},{"id":1437706,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2024-08-08T20:51:05.000Z","date":"2024-08-07","kind":"sale","planned":false,"acquired":false,"shares":5022,"price":7.42,"value":37263.24,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $6.94 to $7.58, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price with regard to the block trade."}],"balance_after":129847,"source":{"system":"sec-edgar","filing":"0001534969-24-000166","document":"wk-form4_1723150258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496924000166/wk-form4_1723150258.xml","form_type":"4"}},{"id":1520395,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2024-05-10T21:41:52.000Z","date":"2024-05-08","kind":"sale","planned":false,"acquired":false,"shares":4902,"price":9.59,"value":47010.18,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (\"RSUs\"). The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by \"sell to cover\" transactions and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold as part of a block trade in multiple transactions at prices ranging from $9.14 to $10.55, inclusive. 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These shares were sold in multiple transactions at prices ranging from $2.12 to $2.23, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":79210,"source":{"system":"sec-edgar","filing":"0001534969-22-000062","document":"wf-form4_165161417543531.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000062/wf-form4_165161417543531.xml","form_type":"4"}},{"id":2290190,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-26T22:28:32.000Z","date":"2022-04-26","kind":"sale","acquired":false,"shares":2725,"price":2.17,"value":5913.25,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.10 to $2.31, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":81935,"source":{"system":"sec-edgar","filing":"0001534969-22-000060","document":"wf-form4_165101209655230.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000060/wf-form4_165101209655230.xml","form_type":"4"}},{"id":2293502,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-20T20:36:12.000Z","date":"2022-04-19","kind":"sale","acquired":false,"shares":2725,"price":2.08,"value":5668.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.98 to $2.21, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":84660,"source":{"system":"sec-edgar","filing":"0001534969-22-000054","document":"wf-form4_165048695567483.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000054/wf-form4_165048695567483.xml","form_type":"4"}},{"id":2297550,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-13T20:26:59.000Z","date":"2022-04-12","kind":"sale","acquired":false,"shares":2725,"price":2.66,"value":7248.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.50 to $2.84, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":87385,"source":{"system":"sec-edgar","filing":"0001534969-22-000052","document":"wf-form4_164988158779641.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000052/wf-form4_164988158779641.xml","form_type":"4"}},{"id":2301051,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Stock Option (right to buy)","published_at":"2022-04-07T20:09:53.000Z","date":"2022-04-06","kind":"exercise","acquired":false,"shares":1000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The shares subject to this option are fully vested and exercisable."}],"balance_after":4844,"derivative":{"exercise_price":0.73,"expiration_date":"2022-09-11","underlying":"Class A Common Stock","underlying_shares":1000},"source":{"system":"sec-edgar","filing":"0001534969-22-000044","document":"wf-form4_164936217180631.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000044/wf-form4_164936217180631.xml","form_type":"4"}},{"id":2301050,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-07T20:09:53.000Z","date":"2022-04-06","kind":"sale","acquired":false,"shares":1000,"price":3.02,"value":3020.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.88 to $3.19, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":90110,"source":{"system":"sec-edgar","filing":"0001534969-22-000044","document":"wf-form4_164936217180631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000044/wf-form4_164936217180631.xml","form_type":"4"}},{"id":2301049,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-07T20:09:53.000Z","date":"2022-04-06","kind":"exercise","acquired":true,"shares":1000,"price":0.73,"value":730.0,"ownership":{"direct":true},"balance_after":91110,"source":{"system":"sec-edgar","filing":"0001534969-22-000044","document":"wf-form4_164936217180631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000044/wf-form4_164936217180631.xml","form_type":"4"}},{"id":2301048,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-07T20:09:53.000Z","date":"2022-04-05","kind":"sale","acquired":false,"shares":2725,"price":3.35,"value":9128.75,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.25 to $3.53, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":90110,"source":{"system":"sec-edgar","filing":"0001534969-22-000044","document":"wf-form4_164936217180631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000044/wf-form4_164936217180631.xml","form_type":"4"}},{"id":2313875,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-03-30T20:07:15.000Z","date":"2022-03-29","kind":"sale","acquired":false,"shares":2725,"price":3.73,"value":10164.25,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.63 to $3.81, inclusive. The reporting person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":92835,"source":{"system":"sec-edgar","filing":"0001534969-22-000038","document":"wf-form4_164867081882345.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000038/wf-form4_164867081882345.xml","form_type":"4"}},{"id":2317488,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Stock Option (right to buy)","published_at":"2022-03-25T20:34:30.000Z","date":"2022-03-23","kind":"grant","acquired":true,"shares":121705,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"These stock options vest over four years beginning on the grant date of March 23, 2022 as follows: 15% of the original grant amount vests in equal monthly installments over the first year following the grant date, 20% of the original grant amount vests in equal monthly installments over the second year following the grant date, 25% of the original grant amount vests in equal monthly installments over the third year following the grant date, and 40% of the original grant amount vests in equal monthly installments over the fourth year following the grant date, subject to the reporting person continuing to provide services to the issuer."}],"balance_after":121705,"derivative":{"exercise_price":3.75,"expiration_date":"2032-03-23","underlying":"Class A Common Stock","underlying_shares":121705},"source":{"system":"sec-edgar","filing":"0001534969-22-000020","document":"wf-form4_164824045068286.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496922000020/wf-form4_164824045068286.xml","form_type":"4"}},{"id":2319789,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49336,"kind":"person","name":"Boniface John J.","position":1,"cik":"0001870674","reported_name":"Boniface John J.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Scientific Officer"}}],"security":"Class A Common Stock","published_at":"2022-03-23T20:11:50.000Z","date":"2022-03-22","kind":"sale","acquired":false,"shares":2725,"price":3.68,"value":10028.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.59 to $3.82, inclusive. 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