Dawn Carter Bir - 20 May 2026 Form 4 Insider Report for GERON CORP (GERN)

Reporting relationship: Director
Issuer ticker: GERN
Reported as of: 20 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 May 2026, 19:45:05 UTC
Prior SEC filing: 18 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Michelle Robertson, Attorney-in-Fact

Key filing fact

Dawn Carter Bir filed Form 4 for GERON CORP (GERN) on 26 May 2026.

Key facts

This page summarizes Dawn Carter Bir's Form 4 filing for GERON CORP (GERN).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 26 May 2026, 19:45.

Change

Previous filing in this sequence was filed on 18 May 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 0001688712 Primary reporting owner

Bir Dawn Carter

Relationship: Director
Address: C/O GERON CORPORATION, 919 EAST HILLSDALE BOULEVARD, SUITE 250, FOSTER CITY
Signature: /s/ Michelle Robertson, Attorney-in-Fact
Signature date: 26 May 2026

Reported derivative securities

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

GERN transaction Derivative

Stock Option (right to buy)

Award

Transaction value
Shares: +220,000
Change %
Price: $0.000000^*
Shares after: 220,000
Date: 20 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 220,000
Exercise price: $1.26
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

This option will vest and become exercisable as to 100% of the shares of common stock subject to such option on the earlier of (i) the date of the next annual meeting of the Issuer's stockholders or (ii) the first anniversary of the date of grant of such option, subject to the Reporting Person's continuous service with the Issuer through such dates.