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):

January 26, 2004

ADAPTEC, INC.

(Exact name of registrant as specified in its charter)

Delaware		0-15071		94-2748530
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

691 S. Milpitas Boulevard
Milpitas, CA
95035

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code: (408) 945-8600

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

Item 5. Other Events

On January 26, 2004, Adaptec, Inc. issued a press release announcing that it had agreed in principle to acquire Elipsan Limited, a network storage infrastructure software provider. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 7. Financial Statements and Exhibits

Exhibit No.		Description of Exhibit

99.1		Press release issued by Adaptec, Inc. on January 26, 2004.

SIGNATURE

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.

ADAPTEC, INC.


By:	/s/ Marshall L. Mohr
Marshall L. Mohr
Vice President and Chief Financial Officer
		Date: January 30, 2004

EXHIBIT INDEX

Exhibit No.		Description of Exhibit

99.1		Press release issued by Adaptec, Inc. on January 26, 2004.