Exhibit 4.1


 




	
  

  	
  THIS CERTIFIES
  THAT is the owner of CUSIP DATED COUNTERSIGNED AND REGISTERED: COMPUTERSHARE
  TRUST COMPANY, N.A. TRANSFER AGENT AND REGISTRAR, COMMON STOCK PAR VALUE
  $0.001 COMMON STOCK THIS CERTIFICATE IS TRANSFERABLE IN CANTON, MA AND NEW YORK,
  NY SEE REVERSE FOR CERTAIN DEFINITIONS Certificate Number Shares President
  and Chief Executive Officer Senior Vice President, Finance, Chief Financial
  Officer and Treasurer By AUTHORIZED SIGNATURE FULLY-PAID AND NON-ASSESSABLE
  SHARES OF THE COMMON STOCK OF Geron Corporation (hereinafter called the
  “Company”), transferable on the books of the Company in person or by duly
  authorized attorney, upon surrender of this Certificate properly endorsed.
  This Certificate and the shares represented hereby, are issued and shall be
  held subject to all of the provisions of the Articles of Incorporation, as
  amended, and the By-Laws, as amended, of the Company (copies of which are on
  file with the Company and with the Transfer Agent), to all of which each
  holder, by acceptance hereof, assents. This Certificate is not valid unless
  countersigned and registered by the Transfer Agent and Registrar. Witness the
  facsimile seal of the Company and the facsimile signatures of its duly
  authorized officers. GERON CORPORATION INCORPORATED UNDER THE LAWS OF THE
  STATE OF DELAWARE 016570| 003590|127C|RESTRICTED||4|057-423 374163 10 3
  <<Month Day, Year>> * * 000000* * * * * * * * * 000000* * * * * *
  * * * 000000* * * * * * * * * 000000* * * * * * * * * 000000* * ** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
  Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
  David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
  **** Mr. Sample **** Mr. Sample
  **000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares***
  *000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****
  000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****0
  00000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****00
  0000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000
  000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****0000
  00**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****00000
  0**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000
  **Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000*
  *Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**
  Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**Shares****000000**S
  ***ZERO HUNDRED THOUSAND ZERO HUNDRED AND ZERO*** MR. SAMPLE & MRS.
  SAMPLE & MR. SAMPLE & MRS. SAMPLE NNNNN ZQ 000000 Certificate Numbers
  1234567890/1234567890 1234567890/1234567890 1234567890/1234567890
  1234567890/1234567890 1234567890/1234567890 1234567890/1234567890 Total
  Transaction Num/No. 123456 Denom. 123456 Total 1234567 MR A SAMPLE
  DESIGNATION (IF ANY) ADD 1 ADD 2 ADD 3 ADD 4 PO BOX 43004, Providence, RI
  02940-3004 CUSIP XXXXXX XX X Holder ID XXXXXXXXXX Insurance Value
  1,000,000.00 Number of Shares 123456 DTC 12345678 123456789012345