Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:f9d4b355-cb90-3a95-4f4f-bd766608841b 2026-05-12T22:35:05-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services GERN: WILLIAMS TIMOTHY (VP,LO) Filed a Form 3, Becoming a Registered Insider at GERON CORP With Initial Holdings of 0 urn:uuid:b6695726-5604-41aa-b5a1-ae3fdf16e551 2026-04-14T20:13:01-04:00 GERN: SPIEGEL ROBERT J (DIR) Acquired (JB) 5,243 Shares of GERON CORP for $1.49 on 3/31 urn:uuid:fbbe1844-5733-c4cb-f416-cd4bba8c134e 2026-04-01T16:30:20-04:00 GERN: CHINOPOROS CONSTANTINE (DIR) Filed a Form 3, Becoming a Registered Insider at GERON CORP With Initial Holdings of 0 urn:uuid:c022ecea-0538-c95c-b7fd-e4ff4bff7013 2026-03-26T17:35:25-04:00 GERN: ANDREWS PATRICIA S (DIR) Filed a Form 3, Becoming a Registered Insider at GERON CORP With Initial Holdings of 0 urn:uuid:25f82f38-c2fc-7df2-4324-d2d1ceb5549a 2026-03-26T17:32:01-04:00 GERN: ROBERTSON MICHELLE (VP,CFO) Sold (S) 9,855 Shares of GERON CORP for $1.94 on 2/18 urn:uuid:1f7317c9-80da-294e-462c-b1a6907f0276 2026-02-19T18:10:05-05:00 GERN: ROBERTSON MICHELLE (VP,CFO) Acquired (JB) 27,500 Shares of GERON CORP for $0.00 on 2/18 urn:uuid:3d001691-3960-390f-2ddf-1fbd84259823 2026-02-19T18:10:05-05:00 GERN: SPIEGEL ROBERT J (DIR) Acquired (JB) 5,918 Shares of GERON CORP for $1.32 on 12/31 urn:uuid:213749f4-518f-bcd9-f332-dd8cb014787f 2026-01-05T17:40:11-05:00 GERN: ELNAWAWI AHMED (VP) Filed a Form 3, Becoming a Registered Insider at GERON CORP With Initial Direct Holdings of 10k urn:uuid:2204e30f-3163-ffa5-14b2-907fc0c20bd8 2025-10-20T17:07:28-04:00 GERN: SPIEGEL ROBERT J (DIR) Acquired (JB) 5,702 Shares of GERON CORP for $1.37 on 9/30 urn:uuid:e1102af1-2868-22c7-c97d-6717e3b52d53 2025-10-01T16:38:06-04:00 GERN: SEMERJIAN HAROUT (PR,CEO,DIR) Filed a Form 3, Becoming a Registered Insider at GERON CORP With Initial Holdings of 0 urn:uuid:47ec273d-a89b-7239-d871-1ea78602f61d 2025-08-08T16:10:10-04:00