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 *
GOLDMAN SACHS GROUP INC
  2. Issuer Name and Ticker or Trading Symbol
PRIMEENERGY CORP [PNRG]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
85 BROAD ST
3. Date of Earliest Transaction (Month/Day/Year)
08/01/2008
(Street)

NEW YORK, NY 10004
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, par value $0.10 per share 08/01/2008   S   35 D $ 61.91 623,521 (4) I See footnotes (1) (2)

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
Obligation to pay sale proceeds (3) (3)               (3)   (3) Common Stock, par value $0.10 per share 592,345   592,345 (3) I See footnotes (1) (2) (3)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
GOLDMAN SACHS GROUP INC
85 BROAD ST
NEW YORK, NY 10004
    X    
GOLDMAN SACHS & CO
85 BROAD STREET
NEW YORK, NY 10004
    X    

Signatures

 /s/ Kevin P. Treanor, Attorney-in-fact   08/08/2008
**Signature of Reporting Person Date

 /s/ Kevin P. Treanor, Attorney-in-fact   08/08/2008
**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) This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group") and Goldman, Sachs & Co. ("Goldman Sachs", and together with GS Group, the "Reporting Persons"). The securities reported herein as indirectly sold were beneficially owned directly by Goldman Sachs. Without admitting any legal obligation, Goldman Sachs will remit appropriate profits, if any, to PrimeEnergy Corporation (the "Company"). Goldman Sachs is a wholly-owned subsidiary of GS Group.
(2) Goldman Sachs and GS Group may each be deemed to beneficially own indirectly 623,521 shares of the Company's common stock, par value $0.10 per share (the "Common Stock"), through certain limited partnerships, of which affiliates of Goldman Sachs and GS Group are the general partner, managing general partner, managing limited partner or managing partner (collectively, the "Funds"). The Funds indirectly control a majority of the shares of McJunkin Corporation through control of McJ Holding LLC, an entity which controls McJ Holding Corporation. McJ Holding Corporation owns 100% of the equity interests of McJunkin Corporation. McJunkin Corporation beneficially owns directly 623,521 shares of Common Stock. Each of Goldman Sachs and GS Group disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. Goldman Sachs also has open short positions of 1,995 shares of Common Stock.
(3) Pursuant to the Merger Agreement, dated as of December 4, 2006 among McJunkin Corporation, McJ Holding Corporation and Hg Acquisition Corp., as amended (the "Merger Agreement"), upon a sale of Shares by McJunkin Corporation from and after January 31, 2007, McJunkin Corporation has an obligation to remit to those persons who were the record holders of shares of McJunkin Corporation immediately prior to the effective time of the Merger (as defined in the Merger Agreement) an amount equal to 95% of the after tax proceeds from such sale.
(4) Reflects changes due to exempt transactions.

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