FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF 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 *   Oplinger William F 2. Date of Event Requiring Statement (Month/Day/Year) 04/01/2013 3. Issuer Name and Ticker or Trading Symbol ALCOA INC [AA] (Last) (First) (Middle) 390 PARK AVENUE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Executive VP & CFO 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) NEW YORK, NY 10022 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 Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 35,461.1346 D   Common Stock 3,462 I By Company 401(k) Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (right to buy)	  (1)	01/17/2014	Common Stock	4,592	$ 28.79	D	Â
Employee Stock Option (right to buy)	  (2)	01/23/2015	Common Stock	16,867	$ 8.33	D	Â
Employee Stock Option (right to buy)	  (3)	01/26/2020	Common Stock	15,240	$ 13.54	D	Â
Employee Stock Option (right to buy)	  (4)	01/25/2021	Common Stock	5,340	$ 16.24	D	Â
Employee Stock Option (right to buy)	  (5)	01/20/2022	Common Stock	99,600	$ 10.17	D	Â
Employee Stock Option (right to buy)	  (6)	01/16/2023	Common Stock	90,240	$ 8.88	D	Â
Phantom Stock Units	  (7)	  (7)	Common Stock	1,545	$ (8)	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Oplinger William F 390 PARK AVENUE NEW YORK, NY 10022	Â	Â	  Executive VP & CFO	Â

Signatures

Brenda Hart (Assistant Secretary), by power of attorney		04/05/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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)	The option vested in three equal annual installments beginning January 17, 2009.
(2)	The option was part of an option grant that vested in three equal annual installments beginning January 23, 2010. The remaining portion of the grant held by the reporting person as shown in the table vested on January 23, 2012.
(3)	The option vested in three equal annual installments beginning January 26, 2011.
(4)	The option vests in three equal annual installments beginning January 25, 2012.
(5)	The option vests in three equal annual installments beginning January 20, 2013.
(6)	The option vests in three equal annual installments beginning January 16, 2014.
(7)	Phantom stock units were acquired under the Alcoa Deferred Compensation Plan and are to be paid out in cash after termination of employment. The reporting person may transfer the phantom stock into an alternative investment account under the Plan at times permitted under the Plan.
(8)	1 For 1

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