Traws Pharma, Inc. — Director's Dealing 2013

Jul 25, 2013

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Onconova Therapeutics, Inc. (ONTX)
CIK: 0001130598
Period of Report: 2013-07-24

Reporting Person: Baxter Healthcare SA (10% Owner)
Reporting Person: BAXTER INTERNATIONAL INC (10% Owner)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Series J Convertible Preferred Stock	$		Common Stock (3030303)		Direct

Footnotes

F1: The convertible preferred stock is convertible at any time, at the holder's election, and is automatically convertible immediately prior to the consummation of the Issuer's initial public offering on a 0.75-for-1 basis and has no expiration date.

F2: The reported securities are owned directly by Baxter Healthcare SA, which is an indirect wholly-owned subsidiary of Baxter International Inc. Baxter International Inc. is an indirect beneficial owner of the reported securities.