Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Bloom Olivia Kyusuk
2. Date of Event Requiring Statement (Month/Day/Year)
09/14/2010
3. Issuer Name and Ticker or Trading Symbol
GERON CORP [GERN]
(Last)
(First)
(Middle)
C/O GERON CORPORATION, 230 CONSTITUTION DRIVE
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Controller, Chief Acctg Off
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

MENLO PARK, CA 94025
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 66,008 (1)
D
 
Common Stock 11,701
I
Shares held in Geron 401(k) Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy)   (2) 05/19/2020 Common Stock 20,000 $ 5.29 D  
Employee Stock Option (right to buy)   (3) 05/29/2019 Common Stock 20,000 $ 6.52 D  
Employee Stock Option (right to buy)   (4) 05/29/2019 Common Stock 7,500 $ 6.52 D  
Employee Stock Option (right to buy)   (5) 05/29/2019 Common Stock 20,000 $ 6.52 D  
Employee Stock Option (right to buy) 09/04/2010 05/28/2018 Common Stock 10,829 $ 3.97 D  
Employee Stock Option (right to buy)   (6) 05/28/2018 Common Stock 20,000 $ 3.97 D  
Employee Stock Option (right to buy)   (7) 05/23/2017 Common Stock 20,000 $ 9.32 D  
Employee Stock Option (right to buy) 05/24/2010 05/24/2016 Common Stock 33,750 $ 6.63 D  
Employee Stock Option (right to buy) 05/06/2009 05/06/2015 Common Stock 30,000 $ 6.4 D  
Employee Stock Option (right to buy) 05/27/2008 05/27/2014 Common Stock 20,000 $ 7.56 D  
Employee Stock Option (right to buy) 05/30/2007 05/30/2013 Common Stock 15,000 $ 5.08 D  
Employee Stock Option (right to buy) 09/05/2006 09/05/2012 Common Stock 37,000 $ 3.76 D  
Employee Stock Option (right to buy) 01/01/2006 12/14/2011 Common Stock 12,000 $ 8.23 D  
Employee Stock Option (right to buy) 01/01/2005 01/26/2011 Common Stock 20,000 $ 18.625 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Bloom Olivia Kyusuk
C/O GERON CORPORATION
230 CONSTITUTION DRIVE
MENLO PARK, CA 94025
      Controller, Chief Acctg Off  

Signatures

/s/ Olivia K. Bloom 09/16/2010
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Includes 31,000 shares of unvested restricted stock awards.
(2) This option is exercisable in a series of 48 consecutive equal monthly installments commencing May 19, 2010, provided the optionee continues to provide services to the Company.
(3) This option is exercisable in a series of 48 consecutive equal monthly installments commencing May 29, 2009, provided the optionee continues to provide services to the Company.
(4) This option is exercisable in a series of 24 consecutive equal monthly installments commencing May 19, 2009, provided the optionee continues to provide services to the Company.
(5) This option is exercisable in a series of 24 consecutive equal monthly installments commencing December 18, 2009, provided the optionee continues to provide services to the Company.
(6) This option is exercisable in a series of 48 consecutive equal monthly installments commencing May 28, 2008, provided the optionee continues to provide services to the Company.
(7) This option is exercisable in a series of 48 consecutive equal monthly installments commencing May 23, 2007, provided the optionee continues to provide services to the Company.

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