Mark Christopher Capone - 10 Jul 2026 Form 4 Insider Report for SERA PROGNOSTICS, INC. (SERA)

Reporting relationship: Director
Issuer ticker: SERA
Reported as of: 10 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 14 Jul 2026, 18:41:21 UTC
Prior SEC filing: 01 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Benjamin G. Jackson, Attorney-in-fact

Key filing fact

Mark Christopher Capone filed Form 4 for SERA PROGNOSTICS, INC. (SERA) on 14 Jul 2026.

Key facts

This page summarizes Mark Christopher Capone's Form 4 filing for SERA PROGNOSTICS, INC. (SERA).
4 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 14 Jul 2026, 18:41.

Change

Previous filing in this sequence was filed on 01 Jul 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

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001352413 Primary reporting owner

Capone Mark Christopher

Relationship: Director
Address: C/O SERA PROGNOSTICS, INC., 2749 EAST PARLEYS WAY, SUITE 200, SALT LAKE CITY
Signature: /s/ Benjamin G. Jackson, Attorney-in-fact
Signature date: 14 Jul 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: +42,404
Change %
Price: $0.000000^*
Shares after: 42,404
Date: 10 Jul 2026
Ownership: Direct
Footnotes: F1

SERA transaction

Class A Common Stock

Award

Transaction value
Shares: +1,975
Change %: +4.7%
Price: $0.000000^*
Shares after: 44,379
Date: 10 Jul 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SERA transaction Derivative

Stock Option (right to buy)

Award

Transaction value
Shares: +62,766
Change %
Price: $0.000000^*
Shares after: 62,766
Date: 10 Jul 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 62,766
Exercise price: $1.97
Footnotes: F3

SERA transaction Derivative

Stock Option (right to buy)

Award

Transaction value
Shares: +3,037
Change %
Price: $0.000000^*
Shares after: 3,037
Date: 10 Jul 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 3,037
Exercise price: $1.97
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Each share is represented by a restricted stock unit ("RSU") granted pursuant to the issuer's Non-Employee Director Compensation Policy and its 2021 Equity Incentive Plan. These RSUs vest in three annual installments beginning with July 10, 2027, subject to the Reporting Person continuing to provide services to the issuer.

Footnote F2

Each share is represented by an additional RSU granted by the Board of Directors. These RSUs vest on the earlier of July 10, 2027 or the date of the issuer's next Annual Meeting of Stockholders, subject to the Reporting Person continuing to provide services to the issuer.

Footnote F3

Consists of stock options granted pursuant to the issuer's Non-Employee Director Compensation Policy and its 2021 Equity Incentive Plan. These stock options vest over three years as follows: 1/36 of the original grant amount vests in monthly installments for three years following the grant date, subject to the Reporting Person continuing to provide services to the issuer.

Footnote F4

These stock options vest over one year as follows: 1/12 of the original grant amount vests in monthly installments for one year following the grant date; provided, however, that the stock options shall be fully vested on the earlier of the first anniversary of the grant date or the date of the issuer's next Annual Meeting of Stockholders, subject to the Reporting Person continuing to provide services to the issuer.