Robert J. Spiegel - Director at Geron Corp

Insider Transactions and Holdings

Entity Type
Individual
Role
Director
Stock Symbol
GERN on Nasdaq, GERNW on OTC
All Insider Reports
All Insider Reports

There are no Buy or Sell transactions made by Robert J. Spiegel since 11/28/2024

Holdings reported by Robert J. Spiegel for Geron Corp

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 189K $258K $1.37 Sep 30, 2025 Direct
Stock Option (right to buy) 180K May 21, 2025 Direct Common Stock

Transactions reported by Robert J. Spiegel for Geron Corp

Sym Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.