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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":163961,"source":{"system":"sec-edgar","filing":"0001193125-26-104709","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312526104709/ownership.xml","form_type":"4"}},{"id":850422,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-10T21:54:10.000Z","date":"2026-03-09","kind":"sale","planned":false,"acquired":false,"shares":2026,"price":1.96,"value":3970.96,"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":165357,"source":{"system":"sec-edgar","filing":"0001193125-26-100530","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312526100530/ownership.xml","form_type":"4"}},{"id":972411,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-12T00:57:40.000Z","date":"2025-12-10","kind":"sale","planned":false,"acquired":false,"shares":1213,"price":3.31,"value":4015.03,"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."}],"balance_after":167383,"source":{"system":"sec-edgar","filing":"0001193125-25-316501","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525316501/ownership.xml","form_type":"4"}},{"id":981141,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Stock Option (right to buy)","published_at":"2025-12-03T21:14:21.000Z","date":"2025-12-02","kind":"exercise","planned":false,"acquired":false,"shares":32203,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The shares subject to this option are fully vested and exercisable."}],"balance_after":0,"derivative":{"exercise_price":1.62,"expiration_date":"2025-12-11","underlying":"Class A Common Stock","underlying_shares":34189},"source":{"system":"sec-edgar","filing":"0001193125-25-306708","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525306708/ownership.xml","form_type":"4"}},{"id":981140,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-03T21:14:21.000Z","date":"2025-12-02","kind":"sale","planned":false,"acquired":false,"shares":32203,"price":2.94,"value":94676.82,"ownership":{"direct":true},"footnotes":[{"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 $2.79 to $3.14, 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":168596,"source":{"system":"sec-edgar","filing":"0001193125-25-306708","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525306708/ownership.xml","form_type":"4"}},{"id":981139,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-03T21:14:21.000Z","date":"2025-12-02","kind":"exercise","planned":false,"acquired":true,"shares":32203,"price":1.62,"value":52168.86,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"This Form 4 reports the exercise of an employee stock option by the Reporting Persion that was granted approximately 10 years ago and that would otherwise expire on December 11, 2025 if not exercised during the issuer's open trading window for insiders."}],"balance_after":200799,"source":{"system":"sec-edgar","filing":"0001193125-25-306708","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525306708/ownership.xml","form_type":"4"}},{"id":986636,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Stock Option (right to buy)","published_at":"2025-11-26T23:53:14.000Z","date":"2025-11-26","kind":"exercise","planned":true,"acquired":false,"shares":1986,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The shares subject to this option are fully vested and exercisable."}],"balance_after":32203,"derivative":{"exercise_price":1.62,"expiration_date":"2025-12-11","underlying":"Class A Common Stock","underlying_shares":34189},"source":{"system":"sec-edgar","filing":"0001193125-25-300940","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525300940/ownership.xml","form_type":"4"}},{"id":986635,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-26T23:53:14.000Z","date":"2025-11-26","kind":"sale","planned":true,"acquired":false,"shares":1986,"price":3.51,"value":6970.86,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction(s) reported on this Form 4 was/were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2025."},{"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 $3.49 to $3.55, 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":168596,"source":{"system":"sec-edgar","filing":"0001193125-25-300940","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525300940/ownership.xml","form_type":"4"}},{"id":986634,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-26T23:53:14.000Z","date":"2025-11-26","kind":"exercise","planned":true,"acquired":true,"shares":1986,"price":1.62,"value":3217.32,"ownership":{"direct":true},"balance_after":170582,"source":{"system":"sec-edgar","filing":"0001193125-25-300940","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525300940/ownership.xml","form_type":"4"}},{"id":1001615,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-12T21:24:46.000Z","date":"2025-11-10","kind":"sale","planned":false,"acquired":false,"shares":7073,"price":2.62,"value":18531.26,"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 $2.62, 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":168596,"source":{"system":"sec-edgar","filing":"0001193125-25-277709","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000119312525277709/ownership.xml","form_type":"4"}},{"id":1041269,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-12T20:36:14.000Z","date":"2025-09-11","kind":"sale","planned":false,"acquired":false,"shares":1271,"price":3.13,"value":3978.23,"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":175669,"source":{"system":"sec-edgar","filing":"0000950170-25-114578","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025114578/ownership.xml","form_type":"4"}},{"id":1049221,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-03T20:41:46.000Z","date":"2025-09-02","kind":"sale","planned":true,"acquired":false,"shares":1458,"price":3.49,"value":5088.42,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction(s) reported on this Form 4 was/were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2025."}],"balance_after":176940,"source":{"system":"sec-edgar","filing":"0001888075-25-000010","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000188807525000010/ownership.xml","form_type":"4"}},{"id":1051214,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-09-02T20:24:30.000Z","date":"2025-08-29","kind":"sale","planned":true,"acquired":false,"shares":10542,"price":3.49,"value":36791.58,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction(s) reported on this Form 4 was/were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 21, 2025."}],"balance_after":178398,"source":{"system":"sec-edgar","filing":"0001888075-25-000007","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000188807525000007/ownership.xml","form_type":"4"}},{"id":1069868,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-08-11T20:37:31.000Z","date":"2025-08-08","kind":"sale","planned":false,"acquired":false,"shares":6460,"price":2.54,"value":16408.4,"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":188940,"source":{"system":"sec-edgar","filing":"0001888075-25-000005","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000188807525000005/ownership.xml","form_type":"4"}},{"id":1114637,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-06-12T00:13:23.000Z","date":"2025-06-10","kind":"sale","planned":false,"acquired":false,"shares":1311,"price":1.48,"value":1940.28,"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":195400,"source":{"system":"sec-edgar","filing":"0000950170-25-085023","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025085023/ownership.xml","form_type":"4"}},{"id":1153362,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-05-09T23:17:53.000Z","date":"2025-05-08","kind":"sale","planned":false,"acquired":false,"shares":7089,"price":2.44,"value":17297.16,"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":196711,"source":{"system":"sec-edgar","filing":"0000950170-25-068390","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025068390/ownership.xml","form_type":"4"}},{"id":1216927,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Stock Option (right to buy)","published_at":"2025-03-08T00:29:48.000Z","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":"0000950170-25-035803","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025035803/ownership.xml","form_type":"4"}},{"id":1216926,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-08T00:29:48.000Z","date":"2025-03-06","kind":"sale","planned":false,"acquired":false,"shares":1338,"price":4.16,"value":5566.08,"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":203800,"source":{"system":"sec-edgar","filing":"0000950170-25-035803","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025035803/ownership.xml","form_type":"4"}},{"id":1216925,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-08T00:29:48.000Z","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\"). 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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."}],"balance_after":158128,"source":{"system":"sec-edgar","filing":"0000950170-25-021196","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000095017025021196/ownership.xml","form_type":"4"}},{"id":1303182,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2025-01-15T02:11:53.000Z","date":"2025-01-10","kind":"sale","planned":true,"acquired":false,"shares":1144,"price":8.06,"value":9220.64,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction(s) reported on this Form 4 was/were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 14, 2024."},{"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 $8.02 to $8.13, inclusive. 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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. 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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 $8.12 to $8.38, inclusive. 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These RSUs vest immediately and were granted in exchange for the Reporting Person's agreement to cancel the stock options represented in Table II of this Form 4."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The shares subject to this canceled option were fully vested and exercisable."}],"balance_after":0,"derivative":{"exercise_price":0.83,"expiration_date":"2024-08-20","underlying":"Class A Common Stock","underlying_shares":44646},"source":{"system":"sec-edgar","filing":"0001534969-24-000111","document":"wk-form4_1715728567.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1534969/000153496924000111/wk-form4_1715728567.xml","form_type":"4"}},{"id":1517004,"issuer":{"id":304,"kind":"organization","name":"SERA PROGNOSTICS, INC.","symbol":"SERA"},"owners":[{"id":49337,"kind":"person","name":"Kearney Paul","position":1,"cik":"0001888075","reported_name":"Kearney Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Data Officer"}}],"security":"Class A Common Stock","published_at":"2024-05-14T23:16:26.000Z","date":"2024-05-10","kind":"grant","planned":false,"acquired":true,"shares":40854,"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\"). 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