GERON CORP — Director's Dealing 2012

May 18, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GERON CORP (GERN)
CIK: 0000886744
Period of Report: 2012-05-17

Reporting Person: Hofstaetter Thomas (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-17	Common Stock	A	14923	—	Acquired	76564	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-17	Stock Option (right to buy)	$1.41	A	35000	Acquired	2022-05-17	Common Stock (35000)	Direct

Footnotes

F1: Shares issued in lieu of cash payment for annual board of directors retainer fee. Number of shares issued based on close price on May 17, 2012 of $1.41 per share.