Filing Details

Accession Number:
0000950170-25-036528
Form Type:
4
Zero Holdings:
No
Publication Time:
2025-03-10 17:26:20
Reporting Period:
2025-03-06
Filing Date:
2025-03-10
Accepted Time:
2025-03-10 17:26:20
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1534969 Sera Prognostics Inc. SERA Services-Medical Laboratories (8071) 261911522
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1891299 Zhenya Lindgardt C/O Sera Prognostics, Inc.
2749 East Parleys Way, Suite 200
Salt Lake City UT 84109
Chief Executive Officer No No No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Class A Common Stock Acquisiton 2025-03-06 126,920 $0.00 906,379 No 4 A Direct
Class A Common Stock Disposition 2025-03-07 29,722 $4.12 876,657 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 A Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Class A Common Stock Stock Option (right to buy) Acquisiton 2025-03-06 181,380 $0.00 181,380 $4.15
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
181,380 2035-03-06 No 4 A Direct
Footnotes
  1. 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.
  2. 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.
  3. 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 $4.02 to $4.33, 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.
  4. 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.