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 *
WOLF BARTH J
   2. Issuer Name and Ticker or Trading Symbol
INTEGRYS ENERGY GROUP, INC. [TEG] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP-Chief Legal Officer & Secy
(Last)
(First)
(Middle)
700 NORTH ADAMS STREET, P.O. BOX 19001		 3. Date of Earliest Transaction (Month/Day/Year)
02/16/2010
(Street)

GREEN BAY, WI 54307-9001		 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
Common Stock 02/16/2010   M   569 A $ 42.48 1,349.39 D  
Common Stock 02/16/2010   F   230 D $ 42.48 1,119.39 (1) D  
Common Stock 02/16/2010   M   318 A $ 42.48 1,437.39 D  
Common Stock 02/16/2010   F   129 D $ 42.48 1,308.39 (1) D  
Common Stock               862.0027 I By ESOP

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
Performance Rights $ 0 (2) 02/16/2010   M     318 12/31/2009(2) 03/31/2010 Common Stock 318 $ 42.48 195 D  
Performance Rights $ 0 (2) 02/16/2010   H(3)     195 12/31/2009(2) 03/31/2010 Common Stock 195 $ 0 0 D  
Performance Rights $ 0 (4) 02/16/2010   M     569 01/01/2010(5) 06/30/2010 Common Stock 569 $ 42.48 306 D  
Performance Rights $ 0 (4) 02/16/2010   H(3)     306 01/01/2010(5) 06/30/2010 Common Stock 306 $ 0 0 D  
Employee Stock Option (Right to buy) $ 34.09 (6)             12/13/2002 12/13/2011 Common Stock 2,530   2,530 D  
Employee Stock Option (Right to buy) $ 37.96 (7)             12/12/2003 12/12/2012 Common Stock 4,119   4,119 D  
Employee Stock Option (Right to buy) $ 41.58 (8)             02/11/2011 02/11/2020 Common Stock 19,934   19,934 D  
Employee Stock Option (Right to buy) $ 42.12 (9)             02/12/2010 02/12/2019 Common Stock 15,931   15,931 D  
Employee Stock Option (Right to buy) $ 44.73 (10)             12/10/2004 12/10/2013 Common Stock 4,463   4,463 D  
Employee Stock Option (Right to buy) $ 48.11 (11)             12/08/2005 12/08/2014 Common Stock 5,156   5,156 D  
Employee Stock Option (Right to buy) $ 48.36 (12)             02/14/2009 02/14/2018 Common Stock 14,686   14,686 D  
Employee Stock Option (Right to buy) $ 52.73 (13)             12/07/2007 12/07/2016 Common Stock 6,783   6,783 D  
Employee Stock Option (Right to buy) $ 54.85 (14)             12/07/2006 12/07/2015 Common Stock 6,491   6,491 D  
Employee Stock Option (Right to buy) $ 58.65 (15)             05/17/2008 05/17/2017 Common Stock 2,967   2,967 D  
Performance Rights $ 0 (4)             01/01/2011(5) 06/30/2011 Common Stock 2,695   2,695 D  
Performance Rights $ 0 (4)             01/01/2012(5) 06/30/2012 Common Stock 3,776   3,776 D  
Performance Rights $ 0 (4)             01/01/2013(5) 06/30/2013 Common Stock 5,414   5,414 D  
Phantom Stock Unit (16)               (17)   (18) Common Stock 9,036.3167   9,036.3167 D  
Restricted Stock Units 2008 (19)               (20)   (20) Common Stock 826.5648   826.5648 D  
Restricted Stock Units 2009 (19)               (21)   (21) Common Stock 1,025.621   1,025.621 D  
Restricted Stock Units 2010 (19)               (22)   (22) Common Stock 1,714   1,714 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
WOLF BARTH J
700 NORTH ADAMS STREET
P.O. BOX 19001
GREEN BAY, WI 54307-9001		       VP-Chief Legal Officer & Secy  

Signatures

 By: Dane E. Allen, as Power of Attorney For: Mr. Wolf   02/18/2010
**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) Reflects the withholding of shares to satisfy tax payment for Performance Shares paid out under the Company's 2005 Omnibus Incentive Compensation Plan and the 2007 Omnibus Incentive Compensation Plan. Under the terms of the plans, the fair market value of any fractional share of Common Stock not used to satisfy the withholding obligation will be paid in cash at the time the Performance Shares are settled.
(2) The final number of shares issued will be based on company performance against an established industry benchmark for the performance period April 1, 2007, to December 31, 2009.
(3) Cancellation of long term incentive award with partial payout being made.
(4) Performance rights vest and are issued three years after the performance rights are awarded and the final number of shares issued is determined based on company performance against an established industry benchmark.
(5) Performance rights vest and are issued three years after the performance rights are awarded and the final number of shares issued is determined based on company performance against an established industry benchmark.
(6) The option vests in four equal annual installments beginning on December 13, 2002.
(7) The option vests in four equal annual installments beginning on December 12, 2003.
(8) The option vests in four equal annual installments beginning on February 11, 2011.
(9) The option vests in four equal annual installments beginning on February 12, 2010.
(10) The option vests in four equal annual installments beginning on December 10, 2004.
(11) The option vests in four equal annual installments beginning on December 8, 2005.
(12) The option vests in four equal annual installments beginning on February 14, 2009.
(13) The option vests in four equal annual installments beginning on December 7, 2007.
(14) The option vests in four equal annual installments beginning on December 7, 2006.
(15) The option vests in four equal annual installments beginning on May 17, 2008.
(16) These phantom stock units convert to common stock on a one-for-one basis.
(17) Unless the participant has selected a later commencement date, distribution of stock and equivalents will commence within 60 days following the end of the calendar year in which occurs the participant's retirement or termination of service.
(18) Unless the participant has selected a later commencement date, distribution of stock and equivalents will commence within 60 days following the end of the calendar year in which occurs the participant's retirement or termination of service.
(19) Each restricted stock unit represent a contingent right to receive one share of TEG common stock.
(20) The restricted stock units vest in four equal annual installments beginning on February 14, 2009.
(21) The restricted stock units vest in four equal annual installments beginning on February 12, 2010.
(22) The restricted stock units vest in four equal annual installments beginning on February 11, 2011.

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