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
                                                                                  
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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(f) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

DUGINSKI MICHAEL 		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
__ X __ Officer (give title below)      _____ Other (specify below)
Exec. VP & COO
(Last)          (First)          (Middle)

C/O BERRY PETROLEUM COMPANY, 1999 BROADWAY, SUITE 3700 		3. Date of Earliest Transaction (MM/DD/YYYY)

3/2/2012
(Street)

DENVER, CO 80202
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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                  23463   D    
Class A Common Stock                  13412   I   Held in 401(k) Plan  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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 12-05-03   $9.97                    12/5/2004   12/5/2013   Class A Common Stock   20000     20000   D    
Nonstatutory Stock Option 11-23-04   $21.58                    11/23/2005   11/23/2014   Class A Common Stock   70000     70000   D    
Nonstatutory Stock Option 12-15-05   $30.645                    12/15/2006   12/15/2015   Class A Common Stock   50000     50000   D    
Nonstatutory Stock Option 12-15-06   $32.565                    12/15/2007   12/14/2016   Class A Common Stock   56000     56000   D    
2007 Restricted Stock Unit   (1) $ 0   (2)                  12/14/2008   (3) 12/13/2017   (4) Class A Common Stock   12039     9632   D    
NSO 2007   $43.61                    12/14/2008   12/13/2017   Class A Common Stock   36133     36133   D    
2008 Restricted Stock Units   (1) $ 0   (2)                  12/12/2009   (3) 12/11/2018   (4) Class A Common Stock   70000     70000   D    
2009 Restricted Stock Units   $ 0                    12/11/2010   12/11/2019   Class A Common Stock   42919     42919   D    
Perf Based RSUs 3-16-10   (1) $ 0   (5)                  12/31/2012   (5) 12/31/2012   Class A Common Stock   18776     18776   (6) D    
March 2011 Employee RSU Grant   $ 0                    3/2/2012   3/2/2021   Class A Common Stock   12887     12887   D    
Non-Statutory Stock Option 3-2-2011 - $48.50   $48.50                    3/2/2012   3/2/2021   Class A Common Stock   14790     14790   D    
Perf Based RSU 3-2-2011   $ 0                    12/31/2013   3/2/2021   Class A Common Stock   11275     11275   D    
March 2, 2012 Employee RSU Grant   (1) $ 0   (2) 3/2/2012     A      11789   (7)      3/2/2013   3/2/2022   Class A Common Stock   11789   $ 0   11789   D    
Non Statutory Stock Option 3-2-12   (1) $53.02   3/2/2012     A      13914   (8)      3/2/2013   3/2/2022   Class A Common Stock   13914   $ 0   13914   D    
Perf Based RSUs 3-2-12   (1) $ 0   (9) 3/2/2012     A      10314   (10)      12/31/2014   3/2/2022   Class A Common Stock   10314   $ 0   10314   D    

Explanation of Responses:
( 1)  1 for 1
( 2)  Each RSU represents a contingent right to receive one share of Berry Petroleum Company Class A Common Stock
( 3)  The RSU granted vest 25% per year beginning one year after grant but the receipt of shares are subject to a deferral period which is generally at least four years from grant date as per the deferral election.
( 4)  The RSU is subject to a deferral election. Shares of Class A Common Stock will be delivered to the reporting person as per the terms of the deferral election.
( 5)  Each RSU represents a contingent right to receive one share of Berry Petroleum Company Class A Common Stock if certain pre-established performance factors, as set forth in the Company's Form 8-K dated March 18, 2010, are met.
( 6)  Per the Agreement this is the maximum number of performance based RSUs that may be received if all performance factors are achieved as outlined in the Form 8-K dated March 18, 2010.
( 7)  Grant of Restricted Stock Unit (RSU) under the Company's 2010 Equity Incentive Plan in a transaction exempt under Rule 16b-3(c). RSUs vest 25% per year from date of grant.
( 8)  Grant of Nonstatutory Stock Option (NSO) under the Company's 2010 Equity Incentive Plan in a transaction exempt under Rule 16b-3(c). Shares vest 25% per year from date of grant.
( 9)  Each RSU represents a contingent right to receive one share of Berry Petroleum Company Class A Common Stock if certain pre-established performance factors are met.
( 10)  Per the Agreement this is the maximum number of performance based RSUs that may be received if all performance factors are achieved.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
DUGINSKI MICHAEL
C/O BERRY PETROLEUM COMPANY
1999 BROADWAY, SUITE 3700
DENVER, CO 80202

Exec. VP & COO

Signatures
Kenneth A Olson under POA for Michael Duginski 3/6/2012
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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