GERON CORP (GERN) Insider Trading -- Recent Executive & Director Transactions

6 insiders reported 15 Form 4 transactions for GERON CORP (GERN) over the past 18 months (most recent 2026-07-01). Recent activity: Spiegel Robert J. (Director) Buy 6,103 shares, ROBERTSON MICHELLE (EVP, CHIEF FINANCIAL OFFICER) Buy 27,500 shares, ROBERTSON MICHELLE (EVP, CHIEF FINANCIAL OFFICER) Sell 9,855 shares, Spiegel Robert J. (Director) Buy 5,918 shares, Spiegel Robert J. (Director) Buy 5,702 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-07-01Spiegel Robert J.DirectorBuy6,103$7,812
2026-02-19ROBERTSON MICHELLEEVP, CHIEF FINANCIAL OFFICERBuy27,500$0
2026-02-19ROBERTSON MICHELLEEVP, CHIEF FINANCIAL OFFICERSell9,855$19,119
2026-01-05Spiegel Robert J.DirectorBuy5,918$7,812
2025-10-01Spiegel Robert J.DirectorBuy5,702$7,812
2025-07-01Spiegel Robert J.DirectorBuy5,540$7,811
2025-05-13LAWLIS V BRYANDirectorBuy13,300$15,694
2025-04-02Spiegel Robert J.DirectorBuy4,913$7,812
2025-04-02Spiegel Robert J.DirectorBuy2,206$7,809
2025-04-02Spiegel Robert J.DirectorBuy1,767$8,022
2025-04-02Spiegel Robert J.DirectorBuy2,462$8,125
2025-04-02Spiegel Robert J.DirectorBuy1,916$8,124
2025-03-03Ziegler JamesEVP, Chief Commercial OfficerBuy100,000$160,000
2025-03-03Samuels Scott AlanEVP, Chief Legal OfficerBuy15,000$24,150
2025-03-03SCARLETT JOHN AChairman, President and CEOBuy12,500$22,125

Source: SEC Form 4 filings · as of 2026-07-01