UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 11, 2009

ALTERA CORPORATION

(Exact name of registrant as specified in its charter)

Delaware	0-16617	77-0016691
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

101 Innovation Drive, San Jose, California	95134
(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code: (408) 544-7000

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b) Departure of Directors or Certain Officers.

On June 11, 2009, Altera Corporation issued a press release announcing the resignation, effective June 12, 2009, of Timothy R. Morse, senior vice president and Chief Financial Officer. A copy of the press release is attached to this report as Exhibit 99.1 and is incorporated herein by reference.

(c) Appointment of Certain Officers.

On June 11, 2009, Altera Corporation issued a press release announcing that, effective June 12, 2009, James Callas, vice-president finance and corporate controller, will serve as acting chief financial officer. Mr. Callas has been employed by Altera for over 20 years and has served in a variety of finance roles during his career. A copy of the press release is attached to this report as Exhibit 99.1 and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

99.1 Press Release dated June 11, 2009

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ALTERA CORPORATION

/s/ Katherine E. Schuelke

Katherine E. Schuelke

Vice President, General Counsel and Secretary

Date: June 11, 2009

EXHIBIT INDEX

Exhibit No.	Description
99.1	Press Release dated June 11, 2009