GERN insider transaction filings
GERON CORP — 37 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-01. Screen GERN transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-01 | 4 | Spiegel Robert J. — Director | Grant/award (A): 6,103 @ $1.28 | EDGAR |
| 2026-05-26 | 4 | McDonald John F — Director | Grant/award (A): 220,000 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | O'Farrell Elizabeth G. — Director | Grant/award (A): 220,000 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | Bir Dawn Carter — Director | Grant/award (A): 220,000 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | Molineaux Susan — Director | Grant/award (A): 220,000 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | Spiegel Robert J. — Director | Grant/award (A): 220,000 (derivative) @ $0 | EDGAR |
| 2026-04-14 | 4 | Williams Timothy — EVP and Chief Legal Officer | Grant/award (A): 2,500,000 (derivative) @ $0 | EDGAR |
| 2026-04-01 | 4 | Spiegel Robert J. — Director | Grant/award (A): 5,243 @ $1.49 | EDGAR |
| 2026-03-26 | 4 | Chinoporos Constantine — Director | Grant/award (A): 270,000 (derivative) @ $0 | EDGAR |
| 2026-03-26 | 4 | Andrews Patricia S — Director | Grant/award (A): 270,000 (derivative) @ $0 | EDGAR |
| 2026-02-19 | 4 | Eid Joseph — EVP, R&D; Chief Medical Office | Grant/award (A): 2,220,000 (derivative) @ $0 | EDGAR |
| 2026-02-19 | 4 | ROBERTSON MICHELLE — EVP, CHIEF FINANCIAL OFFICER | Option exercise (M): 27,500 @ $0 · Sale (S): 9,855 @ $1.94 · Grant/award (A): 1,660,000 (derivative) @ $0 · Option exercise (M): 27,500 (derivative) @ $0 | EDGAR |
| 2026-01-05 | 4 | Spiegel Robert J. — Director | Grant/award (A): 5,918 @ $1.32 | EDGAR |
| 2025-10-20 | 4 | ElNawawi Ahmed — EVP, Chief Commercial Officer | Grant/award (A): 3,000,000 (derivative) @ $0 | EDGAR |
| 2025-10-01 | 4 | Spiegel Robert J. — Director | Grant/award (A): 5,702 @ $1.37 | EDGAR |
| 2025-08-08 | 4 | Semerjian Harout — President and CEO, Director | Grant/award (A): 7,000,000 (derivative) @ $0 · Grant/award (A): 4,000,000 (derivative) @ $0 | EDGAR |
| 2025-07-01 | 4 | Spiegel Robert J. — Director | Grant/award (A): 5,540 @ $1.41 | EDGAR |
| 2025-05-22 | 4 | McDonald John F — Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-22 | 4 | O'Farrell Elizabeth G. — Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-22 | 4 | Bir Dawn Carter — Interim President and CEO, Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-22 | 4 | Molineaux Susan — Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-22 | 4 | Aggarwal Gaurav — Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-22 | 4 | Spiegel Robert J. — Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-22 | 4 | LAWLIS V BRYAN — Director | Grant/award (A): 180,000 (derivative) @ $0 | EDGAR |
| 2025-05-13 | 4 | LAWLIS V BRYAN — Director | Purchase (P): 13,300 @ $1.18 | EDGAR |
| 2025-04-02 | 4 | Spiegel Robert J. — Director | Grant/award (A): 4,913 @ $1.59 | EDGAR |
| 2025-04-02 | 4/A | Spiegel Robert J. — Director | Grant/award (A): 2,206 @ $3.54 | EDGAR |
| 2025-04-02 | 4/A | Spiegel Robert J. — Director | Grant/award (A): 1,767 @ $4.54 | EDGAR |
| 2025-04-02 | 4/A | Spiegel Robert J. — Director | Grant/award (A): 2,462 @ $3.30 · Grant/award (A): 1,916 @ $4.24 | EDGAR |
| 2025-03-03 | 4 | Ziegler James — EVP, Chief Commercial Officer | Purchase (P): 100,000 @ $1.60 | EDGAR |
| 2025-03-03 | 4 | Samuels Scott Alan — EVP, Chief Legal Officer | Purchase (P): 15,000 @ $1.61 | EDGAR |
| 2025-03-03 | 4 | SCARLETT JOHN A — Chairman, President and CEO, Director | Purchase (P): 12,500 @ $1.76 | EDGAR |
| 2025-02-20 | 4 | Ziegler James — EVP, Chief Commercial Officer | Grant/award (A): 529,000 (derivative) @ $0 · Grant/award (A): 89,000 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | Samuels Scott Alan — EVP, Chief Legal Officer | Grant/award (A): 621,000 (derivative) @ $0 · Grant/award (A): 104,000 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | ROBERTSON MICHELLE — EVP, Chief Financial Officer | Grant/award (A): 656,000 (derivative) @ $0 · Grant/award (A): 110,000 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | SCARLETT JOHN A — Chairman, President and CEO, Director | Grant/award (A): 2,457,000 (derivative) @ $0 · Grant/award (A): 410,000 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | GRETHLEIN ANDREW J — EVP, Chief Operating Officer | Grant/award (A): 839,000 (derivative) @ $0 · Grant/award (A): 140,000 (derivative) @ $0 | EDGAR |
Recent 8-K events — GERON CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-27 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-26 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-02-25 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-12 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-06 | 8-K | 1.01 — Entry into a Material Definitive Agreement | EDGAR |
| 2025-12-16 | 8-K | ? | EDGAR |
| 2025-11-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-10-14 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-06 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
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