AGENUS INC — Director's Dealing 2010

Sep 14, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ANTIGENICS INC /DE/ (AGEN)
CIK: 0001098972
Period of Report: 2010-09-10

Reporting Person: KLASKIN CHRISTINE M (VP, Finance)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-09-10	Common Stock	A	3333	$0.93	Acquired	72821	Direct
2010-09-14	Common Stock	S	1365	$0.9076	Disposed	71456	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	195	Indirect

Footnotes

F1: Represents settlement of restricted stock awarded on September 10, 2008.

F2: Represents the sale of shares sold to cover minimum federal, state, and local tax withholding requirements upon the vesting of the restricted shares awarded on September 10, 2008. This sale was made through a Rule 10b5-1 trading plan.