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 * GROSS WILLIAM H   2. Issuer Name and Ticker or Trading Symbol PIMCO CORPORATE OPPORTUNITY FUND [PTY] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) __X__ Other (specify below) EXECUTIVE COMMITTEE MEMBER (Last) (First) (Middle) 840 NEWPORT CENTER DRIVE, SUITE 100 3. Date of Earliest Transaction (Month/Day/Year) 07/25/2007 (Street) NEWPORT BEACH, CA 92660 4. If Amendment, Date Original Filed(Month/Day/Year) 07/26/2007 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 07/25/2007   P   4,900 A $ 13.8 0 D (1)   COMMON STOCK               631,935 I (1) BY CHILD?S TRUST #1 COMMON STOCK               631,933 I (1) BY CHILD?S TRUST #2 COMMON STOCK               631,932 I (1) BY CHILD?S TRUST #3 COMMON STOCK               20,000 I (1) BY SPOUSE

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
GROSS WILLIAM H 840 NEWPORT CENTER DRIVE SUITE 100 NEWPORT BEACH, CA 92660				EXECUTIVE COMMITTEE MEMBER

Signatures

/S/ STEVEN LUDWIG, ATTORNEY-IN-FACT FOR WILLIAM H. GROSS		12/22/2008
**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)	4,900 shares were previously reported as acquired by the reporting person on 7/27/2007, when such shares were actually acquired by his 501(c)(3) family foundation. The securities beneficially owned, as reported under Column 5 herein reflect the aggregate holdings of the reporting person and excludes any shares held by the 501(c)(3) family foundation as of 7/25/2007 and 8/17/2007, on which date a Form 4 was filed with erroneous holdings reported.
Remarks: Pacific Investment Management Company LLC (PIMCO) is the investment adviser of the Issuer.  Mr. Gross is a member of PIMCO?s Executive Committee.

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