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 *
  BANSAL AJAY
2. Date of Event Requiring Statement (Month/Day/Year)
07/24/2013
3. Issuer Name and Ticker or Trading Symbol
Onconova Therapeutics, Inc. [ONTX]
(Last)
(First)
(Middle)
C/O ONCONOVA THERAPEUTICS, INC., 375 PHEASANT RUN
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Financial Officer
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEWTOWN, PA 18940
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 20,061
D
 

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
Series B Convertible Preferred Stock   (2)   (2) Common Stock 28,181 (1) $ (2) D  
Stock Option (right to buy)   (3) 03/21/2023 Common Stock 135,033 $ 13.28 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
BANSAL AJAY
C/O ONCONOVA THERAPEUTICS, INC.
375 PHEASANT RUN
NEWTOWN, PA 18940
      Chief Financial Officer  

Signatures

/s/ Ajay Bansal 07/24/2013
**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 806 shares held jointly with spouse.
(2) 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 0.85-for-1 basis and has no expiration date.
(3) This option, representing a right to purchase a total of 135,033 shares of Common Stock, is immediately exercisable and vests over 4 years from March 20, 2013, with 25% vesting on March 20, 2014 and 75% vesting in 36 equal monthly installments thereafter, subject to continued service to the Issuer through each vesting date.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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