Traws Pharma, Inc. — Director's Dealing 2013

Aug 1, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Onconova Therapeutics, Inc. (ONTX)
CIK: 0001130598
Period of Report: 2013-07-30

Reporting Person: Bienen Henry S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-07-30	Common Stock	C	6868	—	Acquired	6868	Direct
2013-07-30	Common Stock	P	6667	$15	Acquired	13535	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-07-30	Series I Convertible Preferred Stock	$	C	9156	Disposed		Common Stock (6868)	Direct

Footnotes

F1: The Series I Convertible Preferred Stock converted into Common Stock on a 0.75-for-1 basis and had no expiration date.