Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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 *
OWENS ROBERT W
  2. Issuer Name and Ticker or Trading Symbol
SUNOCO INC [SUN]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Senior Vice President
(Last)
(First)
(Middle)
1818 MARKET STREET, SUITE 1500
3. Date of Earliest Transaction (Month/Day/Year)
03/15/2012
(Street)

PHILADELPHIA, PA 19103-7583
4. If Amendment, Date Original Filed(Month/Day/Year)
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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 03/15/2012   M(1)   1,397.897 A $ 39.41 21,366.897 D  
Common Stock 03/15/2012   D(1)   1,397.897 D $ 39.41 19,969 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Deferred Share Units (2) 03/15/2012   M     1,397.897   (3)   (3) Common Stock 1,397.897 (4) $ 0 2,778.103 D  
Deferred Share Units (2) 03/15/2012   J(5)   22.007     (3)   (3) Common Stock 22.007 $ 37.95 2,800.11 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
OWENS ROBERT W
1818 MARKET STREET
SUITE 1500
PHILADELPHIA, PA 19103-7583
      Senior Vice President  

Signatures

 /s/ John J. DiRocco, Jr., Attorney-in-Fact   03/19/2012
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(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) Settlement of deferred share units granted under the Sunoco, Inc. Executive Involuntary Deferred Compensation Plan (the "Plan"). Pursuant to applicable SEC reporting requirements, the settlement of the deferred share units for cash is reported on this Form 4 as disposition of the deferred share units being settled in exchange for the acquisition of the underlying stock and a simultaneous disposition of the underlying stock to the issuer for cash.
(2) Conversion rate is 1 for 1.
(3) Not Applicable
(4) Settlement of 1,397.897 share units (first of three annual installments) for cash, pursuant to the Plan. Settlement of these deferred share units is reported on this Form 4 as a disposition of the deferred share units being settled in exchange for the acquisition of the underlying stock and a simultaneous disposition of the underlying stock to the issuer for cash. See Table I.
(5) Routine quarterly crediting of dividend equivalents in the form of additional share units in transaction exempt under Rule 16(b).

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