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 *
McAuliffe James E
   2. Issuer Name and Ticker or Trading Symbol
KAISER ALUMINUM CORP [KALU] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Sr. VP - Human Resources
(Last)
(First)
(Middle)
C/O KAISER ALUMINUM CORP., 27422 PORTOLA PARKWAY SUITE 200		 3. Date of Earliest Transaction (Month/Day/Year)
03/03/2011
(Street)

FOOTHILL RANCH, CA 92610		 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, par value $0.01 per share 03/03/2011   F(1)   745 D $ 48.86 19,634 D  
Common Stock, par value $0.01 per share 03/04/2011   A   505 (2) A $ 0 (2) 20,139 D  
Common Stock, par value $0.01 per share 03/04/2011   F(3)   213 D $ 49.41 19,926 D  
Common Stock, par value $0.01 per share 03/05/2011   A   2,539 (4) A $ 0 (4) 22,465 D  
Common Stock, par value $0.01 per share 03/05/2011   F(5)   1,113 D $ 49.41 21,352 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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
McAuliffe James E
C/O KAISER ALUMINUM CORP.
27422 PORTOLA PARKWAY SUITE 200
FOOTHILL RANCH, CA 92610		       Sr. VP - Human Resources  

Signatures

 /s/ John M. Donnan, with power of attorney for James E. McAuliffe, Jr.   03/07/2011
**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) Shares withheld to satisfy the withholding tax obligations resulting from the vesting on March 3, 2011 of certain shares granted to the reporting person in 2008 under the Kaiser Aluminum Corporation 2006 Equity and Performance Incentive Plan, as amended.
(2) Shares earned upon the vesting on March 4, 2011 of certain performance shares granted to the reporting person in 2008 under the Kaiser Aluminum Corporation 2006 Equity and Performance Incentive Plan, as amended. On March 4, 2011, the Registrant's compensation committee certified the performance shares payout multiplier based on the level of achievement by the Registrant of a certain pre-established performance goal for 2008 through 2010.
(3) Shares withheld to satisfy the withholding tax obligations resulting from the vesting on March 4, 2011 of the above-referenced performance shares.
(4) Grant to the reporting person effective as of March 5, 2011, of restricted stock under the Kaiser Aluminum Corporation Amended and Restated 2006 Equity and Performance Incentive Plan. All restrictions will lapse on March 5, 2014 or earlier upon the occurrence of certain specified circumstances.
(5) Shares withheld to satisfy the withholding tax obligations resulting from the recognition of income with respect to the grant of restricted shares on March 5, 2011 under the Kaiser Aluminum Corporation 2006 Equity and Performance Incentive Plan, as amended. The restricted shares are not subject to a substantial risk of forfeiture for tax purposes as a result of the reporting person reaching age 65 on June 7, 2010.

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