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: COOPER GRAHAM K (EVP, Bus Dev & CFO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-17	Employee Stock Option (right to buy)	$1.41	A	200000	Acquired	2022-05-17	Common Stock (200000)	Direct

Footnotes

F1: This option vests as follows: 8,333 shares on July 17, 2012 and the remaining 191,667 shares in a series of 46 equal monthly installments commencing July 17, 2012, provided the optionee continues to provide services to the Company.