Andrew J. Grethlein - EVP, Chief Operating Officer at GERON CORP

Issuer-level insider activity

Role
EVP, Chief Operating Officer
Issuer ticker
GERN on Nasdaq
Identity Names, identifiers, and filing context for this profile. 1 identity field
Entity type
Individual
Source evidence Original filing metadata and source links for verification. 1 source field
Source filing history
Open source filing history

No buys or sells have been reported by Andrew J. Grethlein since 17 Jun 2025

Reported holdings for Andrew J. Grethlein in GERON CORP

Form 4 holding EVP, Chief Operating Officer

GERON CORP

Security class
Restricted Stock Units
Shares / value
140,000
Estimated value
$637,980
Report date
18 Feb 2025
Price
$4.56
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding EVP, Chief Operating Officer

GERON CORP

Security class
Common Stock
Shares / value
0
Estimated value
$0
Report date
08 Jul 2024
Price
$4.56
Ownership
Direct
Form 4 holding EVP, Chief Operating Officer

GERON CORP

Security class
Stock Option (right to buy)
Shares / value
839,000
Estimated value
Report date
18 Feb 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Transaction history for Andrew J. Grethlein in GERON CORP

Sym Class Transaction % SEC-reported value SEC-reported price Shares Shares after Date Ownership
* marks a reported price that did not pass the local price check.
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .