Ownership Submission
FORM 5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Form 3 Holdings Reported
Form 4 Transactions Reported
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL 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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1. Name and Address of Reporting Person *
ARMSTRONG ALAN S
2. Issuer Name and Ticker or Trading Symbol
WILLIAMS COMPANIES INC [WMB]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President & CEO
(Last)
(First)
(Middle)

ONE WILLIAMS CENTER
3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year)
12/31/2011
(Street)


TULSA, OK 74172
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Reporting
(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 at end of Issuer's Fiscal Year
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Amount (A) or (D) Price

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 2270 (9-02)

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 at End of Issuer's Fiscal Year
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
(A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units (1) $ 10.86 12/14/2011   A4 13,364   02/23/2012(2) 02/23/2012 Common Stock
13,364
(3) 272,281
D
 
Restricted Stock Units (1) $ 21.22 12/14/2011   A4 6,818   02/23/2013(2) 02/23/2013 Common Stock
6,818
(3) 279,099
D
 
Restricted Stock Units (1) $ 29.73 12/14/2011   A4 12,512   02/24/2014(2) 02/24/2014 Common Stock
12,512
(3) 291,611
D
 
Restricted Stock Units (1) $ 10.86 12/14/2011   A4 13,364   02/23/2012 02/23/2012 Common Stock
13,364
(3) 304,975
D
 
Restricted Stock Units (1) $ 21.22 12/14/2011   A4 6,818   02/23/2013 02/23/2013 Common Stock
6,818
(3) 311,793
D
 
Restricted Stock Units (1) $ 29.73 12/14/2011   A4 6,256   02/24/2014 02/24/2014 Common Stock
6,256
(3) 318,049
D
 
Stock Options (Employee Right to Buy) (4) $ 2.11 12/14/2011   A4 15   11/27/2002 11/17/2012 Common Stock
15
$ 2.11 398,224
D
 
Stock Options (Employee Right to Buy) (4) $ 8.09 12/14/2011   A4 83   02/05/2007 02/05/2014 Common Stock
83
$ 8.09 398,307
D
 
Stock Options (Employee Right to Buy) (4) $ 12.79 12/14/2011   A4 4   05/16/2003 05/16/2012 Common Stock
4
$ 12.79 398,311
D
 
Stock Options (Employee Right to Buy) (4) $ 12.79 12/14/2011   A4 4   05/16/2004 05/16/2012 Common Stock
4
$ 12.79 398,315
D
 
Stock Options (Employee Right to Buy) (4) $ 12.79 12/14/2011   A4 4   05/16/2005 05/16/2012 Common Stock
4
$ 12.79 398,319
D
 
Stock Options (Employee Right to Buy (4) $ 15.71 12/14/2011   A4 60   02/25/2008 02/25/2015 Common Stock
60
$ 15.71 398,379
D
 
Stock Options (Employee Right to Buy) (4) $ 17.65 12/14/2011   A4 1,837   03/03/2007 03/03/2016 Common Stock
1,837
$ 17.65 400,216
D
 
Stock Options (Employee Right to Buy) $ 17.65 12/14/2011   A4 1,837   03/03/2008 03/03/2016 Common Stock
1,837
$ 17.65 402,053
D
 
Stock Options (Employee Right to Buy) (4) $ 17.65 12/14/2011   A4 1,838   03/03/2009 03/03/2016 Common Stock
1,838
$ 17.65 403,891
D
 
Stock Options (Employee Right to Buy) (4) $ 23.04 12/14/2011   A4 2,581   02/26/2008 02/26/2017 Common Stock
2,581
$ 23.04 406,472
D
 
Stock Options (Employee Right to Buy) (4) $ 23.04 12/14/2011   A4 2,581   02/26/2009 02/26/2017 Common Stock
2,581
$ 23.04 409,053
D
 
Stock Options (Employee Right to Buy) (4) $ 23.04 12/14/2011   A4 2,583   02/26/2010 02/26/2017 Common Stock
2,583
$ 23.04 411,636
D
 
Stock Options (Employee Right to Buy) $ 29.72 12/14/2011   A4 2,319   02/25/2009 02/25/2018 Common Stock
2,319
$ 29.72 413,955
D
 
Stock Options (Employee Right to Buy) (4) $ 29.72 12/14/2011   A4 2,319   02/25/2010 02/25/2018 Common Stock
2,319
$ 29.72 416,274
D
 
Stock Options (Employee Right to Buy) (4) $ 29.72 12/14/2011   A4 2,319   02/25/2011 02/25/2018 Common Stock
2,319
$ 29.72 418,593
D
 
Stock Options (Employee Right to Buy) (4) $ 8.85 12/14/2011   A4 6,729   02/23/2010 02/23/2019 Common Stock
6,729
$ 8.85 425,322
D
 
Stock Options (Employee Right to Buy) (4) $ 8.85 12/14/2011   A4 6,730   02/23/2011 02/23/2019 Common Stock
6,730
$ 8.85 432,052
D
 
Stock Options (Employee Right to Buy) (4) $ 8.85 12/14/2011   A4 6,730   02/23/2012 02/23/2019 Common Stock
6,730
$ 8.85 438,782
D
 
Stock Options (Employee Right to Buy) (4) $ 17.28 12/14/2011   A4 3,758   02/23/2011 02/23/2020 Common Stock
3,758
$ 17.28 442,540
D
 
Stock Options (Employee Right to Buy) (4) $ 17.28 12/14/2011   A4 3,758   02/23/2012 02/23/2020 Common Stock
3,758
$ 17.28 446,298
D
 
Stock Options (Employee Right to Buy) (4) $ 17.28 12/14/2011   A4 3,759   02/23/2013 02/23/2020 Common Stock
3,759
$ 17.28 450,057
D
 
Stock Options (Employee Right to Buy) (4) $ 24.21 12/14/2011   A4 4,492   02/24/2012 02/24/2021 Common Stock
4,492
$ 24.21 454,549
D
 
Stock Options (Employee Right to Buy) (4) $ 24.21 12/14/2011   A4 4,492   02/24/2013 02/24/2021 Common Stock
4,492
$ 24.21 459,041
D
 
Stock Options (Employee Right to Buy) (4) $ 24.21 12/14/2011   A4 4,493   02/24/2014 02/24/2021 Common Stock
4,493
$ 24.21 463,534
D
 

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
ARMSTRONG ALAN S
ONE WILLIAMS CENTER
TULSA, OK 74172
  X     President & CEO  

Signatures

Cher S. Lawrence, Attorney-in-Fact for Mr. Alan S. Armstrong 02/14/2012
**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) Pursuant to anti-dilution provisions of this grant, the number of shares underlying the award was adjusted in conjunction with the Issuer's legal and structural separation of WPX Energy, Inc., in an exempt transaction pursuant to Rule 16a-9. The terms of adjustment were approved by the Issuer's Board of Directors.
(2) Vesting is subject to applicable grant agreement and compensation committee certification that the Company has met the three year performance measure. The specific performance measure will be based on total shareholder return with absolute and relative dependent measures.
(3) 1-for-1
(4) Pursuant to anti-dilution provisions of this grant, the exercise price and the number of shares subject to it were adjusted in conjunction with the Issuer's legal and structural separation of WPX Energy, Inc., in an exempt transaction pursuant to Rule 16a-9. The terms of adjustment were approved by the Issuer's Board of Directors.

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