Form 8-K

ANTIGENICS INC.

Date: May 27, 2009

/s/ Garo H. Armen

Garo H. Armen

Chairman and CEO

8-K 1 d8k.htm FORM 8-K Form 8-K

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

May 23, 2009

Date of Report (Date of earliest event reported)

ANTIGENICS INC.

(Exact name of registrant as specified in its charter)

DELAWARE

000-29089

06-1562417

(State or other jurisdiction

of incorporation)

(Commission File Number)

(IRS Employer

Identification No.)

3 Forbes Road

Lexington, MA

02421

(Address of principal executive offices)

(Zip Code)

781-674-4400

(Registrant’s telephone number, including area code)

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 (see General Instruction A.2. below):

¨	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 1.01

Entry into a material definitive agreement

On May 23, 2009, Antigenics Inc. (“Antigenics”) executed a binding letter of intent with ISSI – Strategy (“ISSI”) pursuant to which the parties agreed that ISSI would be Antigenics exclusive distributor for Antigenics’ autologous cancer vaccine, Oncophage^® in the Russian Federation. Pursuant to the terms of the letter, ISSI would also provide related import/export and logistics management and commercialization services. The initial term of the arrangement is three years, unless extended or earlier terminated by the parties in accordance with the terms of the letter.

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.