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 *
BERRY WILLIAM F
   2. Issuer Name and Ticker or Trading Symbol
BERRY PETROLEUM CO [BRY] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
Retired Board 5-17-06
(Last)
(First)
(Middle)
C/O BERRY PETROLEUM COMPANY 5201 TRUXTUN		 3. Date of Earliest Transaction (Month/Day/Year)
06/21/2006
(Street)

BAKERSFIELD, CA 93309		 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
Class A Common Stock               69,444 I As Trustee for Berry Childrens Trust
Class A Common Stock 06/21/2006   M   10,000 A $ 9.4688 2,872,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 6.3125 2,882,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 7.0313 2,892,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 7.8438 2,902,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 7.725 2,912,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 8.07 2,922,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 9.61 2,932,000 D  
Class A Common Stock 06/21/2006   M   10,000 A $ 21.77 2,942,000 D  
Class A Common Stock 06/21/2006   F   27,796 D $ 28 2,914,204 D  

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
Nonstatutory Stock Option $ 30.645             12/15/2005 01/17/2007 Class A Common Stock 10,000   10,000 D  
Nonstatutory Stock Option $ 6.3125 06/21/2006   M     10,000 12/02/1998 08/15/2006 Class A Common Stock 10,000 $ 0 (1) 0 D  
Nonstatutory Stock Option $ 9.4688 06/21/2006   M     10,000 12/02/1997 08/15/2006 Class A Common Stock 10,000 $ 0 (2) 0 D  
Nonstatutory Stock Options $ 21.77 06/21/2006   M     10,000 12/02/2004 08/15/2006 Class A Common Stock 10,000 $ 0 (3) 0 D  
Nonstatutory Stock Options $ 7.0312 06/21/2006   M     10,000 12/02/1999 08/15/2006 Class A Common Stock 10,000 $ 0 (4) 0 D  
Nonstatutory Stock Options $ 7.725 06/21/2006   M     10,000 12/02/2001 08/15/2006 Class A Common Stock 10,000 $ 0 (5) 0 D  
Nonstatutory Stock Options $ 7.8438 06/21/2006   M     10,000 12/02/2000 08/15/2006 Class A Common Stock 10,000 $ 0 (6) 0 D  
Nonstatutory Stock Options $ 8.07 06/21/2006   M     10,000 12/02/2002 08/15/2006 Class A Common Stock 10,000 $ 0 (7) 0 D  
Nonstatutory Stock Options $ 9.61 06/21/2006   M     10,000 12/02/2003 08/15/2006 Class A Common Stock 10,000 $ 0 (8) 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BERRY WILLIAM F
C/O BERRY PETROLEUM COMPANY 5201 TRUXTUN
BAKERSFIELD, CA 93309		       Retired Board 5-17-06

Signatures

 Kenneth A Olson under POA or William Berry   06/23/2006
**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) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(2) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(3) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(4) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(5) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(6) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(7) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
(8) Exercise of Stock Options under the Company's equity plans in a transaction exempt under Rule 16b.
 
Remarks:
All amounts and quantities have been adjusted for the Company's 2-for-1 stock split to shareholders of record on May 17, 2006.

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