Key facts
- This page summarizes Benjamin G. Jackson's Form 4 filing for SERA PROGNOSTICS, INC. (SERA).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 01 Jun 2026, 16:49.
Benjamin G. Jackson - 29 May 2026 Form 4 Insider Report for SERA PROGNOSTICS, INC. (SERA)
- Reporting relationship
- General Counsel
- Issuer ticker
- SERA
- Reported as of
- 29 May 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 01 Jun 2026, 16:49:50 UTC
- Prior SEC filing
- 13 Mar 2026
- Next SEC filing
- 15 Jun 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Benjamin G. Jackson
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Benjamin G. Jackson filed Form 4 for SERA PROGNOSTICS, INC. (SERA) on 01 Jun 2026.
Change
- Previous filing in this sequence was filed on 13 Mar 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001779964
Primary reporting owner
Jackson Benjamin
- Relationship
- General Counsel
- Address
- C/O SERA PROGNOSTICS, INC., 2749 EAST PARLEYS WAY, SUITE 200, SALT LAKE CITY
- Signature
- /s/ Benjamin G. Jackson
- Signature date
- 01 Jun 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
SERA
transaction
Class A Common Stock
Award
- Transaction value
- Shares
- +5,000
- Change %
- +3.1%
- Price
- $1.84*
- Shares after
- 163,935
- Date
- 29 May 2026
- Ownership
- Direct
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
These shares were purchased pursuant to the Sera Prognostics, Inc. 2021 Employee Stock Purchase Plan ("ESPP"), for the purchase period of December 1, 2025 to May 29, 2026, and were exempt under both Rule 16b-3(d) and Rule 16b-3(c).