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Issuer Free Writing Prospectus dated December 13, 2006
Filed Pursuant to Rule 433
Registration Nos. 333-139302 and 333-127175
(Relating to Preliminary Prospectus Supplement dated December 13, 2006)
FINAL PRICING TERMS
December 13, 2006
     
Issuer:
  GTx, Inc. (NASDAQ: GTXI)
 
   
Securities Offered:
  Common Stock
 
   
Maximum Number of Shares
  3,799,600 
 
   
Price Per Share
  $16.00 per Share
 
   
Estimated net Proceeds
  $57.35 million
 
   
Dilution
  Dilution per share to new investors will equal $13.23
The issuer has filed a registration statement (including a prospectus) and a preliminary prospectus supplement with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement, the preliminary prospectus supplement and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free by visiting EDGAR on the SEC website at www.sec.gov. Alternatively the issuer and the placement agents will arrange to send you the prospectus if you request it by calling 212-632-6717.