Insider Transactions Reported by 21 Insiders of GERON CORP

Symbol
GERN on Nasdaq
Location
Foster City, CA

Insiders trading volume in the past year

GERON CORP executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
John A. Scarlett Chairman, President and CEO, Director $2,111,058 27 Feb 2025
Andrew J. Grethlein EVP, Chief Operating Officer $637,980 18 Feb 2025
James Ziegler EVP, Chief Commercial Officer $565,573 27 Feb 2025
Michelle Robertson Evp, Chief Financial Officer $535,501 -$19,119 -3.4% 17 Feb 2026
Scott A. Samuels EVP, Chief Legal Officer $516,886 27 Feb 2025
Robert J. Spiegel Director $256,692 31 Dec 2025
Karin Eastham Director $248,627 13 Jan 2023
Bryan Lawlis V Director $15,667 +$15,667 21 May 2025
Ahmed ElNawawi EVP, Chief Commercial Officer $13,700 20 Oct 2025
Faye Feller EVP, Chief Medical Officer $0 10 Jun 2024
Anil Kapur EVP, Corp Strategy & CCO $0 10 Jun 2024
Stephen Rosenfield EVP, Chief Legal Off & Sec 16 Feb 2022
Elizabeth G. O'Farrell Director 21 May 2025
Olivia Kyusuk Bloom EVP, Chief Financial Officer 15 Aug 2023
Dawn Carter Bir Interim President and CEO, Director 21 May 2025
Susan Molineaux Director 21 May 2025
Gaurav Aggarwal Director 21 May 2025
Aleksandra Rizo EVP, Chief Medical Officer 16 Feb 2022
John F. McDonald Director 21 May 2025
Harout Semerjian President and CEO, Director 07 Aug 2025
Joseph Eid EVP, R&D; Chief Medical Office 17 Feb 2026

Recent Insider Transactions by Companies or Individuals for GERON CORP

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Michelle Robertson GERN Common Stock Sale -35.8% $19,119 $1.94 -9,855 17,645 18 Feb 2026 Direct
Michelle Robertson GERN Common Stock Options Exercise 27,500 27,500 18 Feb 2026 Direct
Michelle Robertson GERN Restricted Stock Units Options Exercise -25% -27,500 82,500 18 Feb 2026 Direct
Joseph Eid GERN Stock Option (Right to Buy) Award 2,220,000 2,220,000 17 Feb 2026 Direct
Michelle Robertson GERN Stock Option (Right to Buy) Award 1,660,000 1,660,000 17 Feb 2026 Direct
Robert J. Spiegel GERN Common Stock Award 3.14% 5,918 194,464 31 Dec 2025 Direct
Ahmed ElNawawi GERN Stock Option (right to buy) Award 3,000,000 3,000,000 20 Oct 2025 Direct
Robert J. Spiegel GERN Common Stock Award 3.12% 5,702 188,546 30 Sep 2025 Direct
Harout Semerjian GERN Stock Option (right to buy) Award 11,000,000 7,000,000 07 Aug 2025 Direct
Robert J. Spiegel GERN Common Stock Award 3.12% 5,540 182,844 30 Jun 2025 Direct
Gaurav Aggarwal GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
Dawn C. Bir GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
Bryan Lawlis V GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
John F. McDonald GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
Susan Molineaux GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
Elizabeth G. O'Farrell GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
Robert J. Spiegel GERN Stock Option (right to buy) Award 180,000 180,000 21 May 2025 Direct
Bryan Lawlis V GERN Common Stock Purchase $15,667 $1.18 13,300 13,300 09 May 2025 Direct
Robert J. Spiegel GERN Common Stock Award 2.85% 4,913 177,304 31 Mar 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.