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 *
Linnartz John K. H.
   2. Issuer Name and Ticker or Trading Symbol
OI CORP [OICO] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
P.O. BOX 9010, 		 3. Date of Earliest Transaction (Month/Day/Year)
03/31/2009
(Street)

COLLEGE STATION, TX US 77845		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ 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 03/31/2009   P(1)   669 A $ 8.1 260,634 I By Mustang Capital Advisors, LP (2) (3) (4)
Common Stock 04/02/2009   P(1)   5,387 A $ 8 266,021 I By Mustang Capital Advisors, LP (2) (3) (4)

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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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Linnartz John K. H.
P.O. BOX 9010
COLLEGE STATION, TX US 77845		   X   X    
Western Mustang Holdings LLC
416 SOUTH JEFFERSON STREET
SUITE 600
ROANOKE, VA US 24011		   X   X    
Mustang Capital Advisors, LP
1506 MCDUFFFIE STREET
HOUSTON, TX US 77019		   X   X    
Mustang Capital Management, LLC
1506 MCDUFFIE STREET
HOUSTON, TX US 77019		   X   X    
WESTERN SIZZLIN CORP
416 SOUTH JEFFERSON STREET
SUITE 600
ROANOKE, VA US 24011		   X   X    

Signatures

 /s/ Laura E. Samuelson, Attorney-in-Fact for John K.H. Linnartz   04/02/2009
**Signature of Reporting Person Date
 /s/ Laura E. Samuelson, Attorney-in-Fact for Mustang Capital Advisors, LP   04/02/2009
**Signature of Reporting Person Date
 /s/ Laura E. Samuelson, Attorney-in-Fact for Mustang Capital Management, LLC   04/02/2009
**Signature of Reporting Person Date
 /s/ Laura E. Samuelson, Attorney-in-Fact for Western Mustang Holdings, LLC   04/02/2009
**Signature of Reporting Person Date
 /s/ Laura E. Samuelson, Attorney-in-Fact for Western Sizzlin Corporation   04/02/2009
**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) Shares were acquired pursuant to a Rule 10b5-1 trading plan established by Mustang Capital Advisors, LP on December 11, 2008.
(2) Mr. Linnartz is the Managing Member of Mustang Capital Management, LLC, the General Partner of Mustang Capital Advisors, LP.
(3) Mustang Capital Advisors, LP, Mustang Capital Management, LLC, Western Mustang Holdings, LLC, and Western Sizzlin Corporation each disclaim beneficial ownership of the shares of Common Stock reported herein except to the extent of their pecuniary interest therein and this report shall not be deemed to be an admission that any of the foregoing is the beneficial owner of such shares of Common Stock for purposes of Section 16 or for any other purpose.
(4) As the general partner of Mustang Capital Advisors, LP, Mustang Capital Management, LLC may be deemed to beneficially own the shares of Common Stock beneficially owned by Mustang Capital Advisors, LP. As the managing member of Mustang Capital Management, John K.H. Linnartz may be deemed to beneficially own the shares of Common Stock beneficially owned by Mustang Capital Advisors, LP. By virtue of its 51% ownership interest in Mustang Capital Management, Western Mustang Holdings, LLC may be deemed to beneficially own the shares of Common Stock beneficially owned by Mustang Capital Advisors, LP. As the sole member of Western Mustang Holdings, LLC, Western Sizzlin Corporation may be deemed to beneficially own the shares of Common Stock beneficially owned by Mustang Capital Advisors, LP.

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