AtriCure, Inc. — Director's Dealing 2011

Feb 25, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AtriCure, Inc. (ATRC)
CIK: 0001323885
Period of Report: 2011-02-23

Reporting Person: Drachman David J (Director, President and CEO and Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-02-23	Common Stock	M	40671	$1.3300	Acquired	321363	Direct
2011-02-23	Common Stock	S	38541	$10.3500	Disposed	282822	Direct
2011-02-23	Common Stock	S	100	$10.3600	Disposed	282722	Direct
2011-02-23	Common Stock	S	800	$10.3650	Disposed	281922	Direct
2011-02-23	Common Stock	S	600	$10.7500	Disposed	281322	Direct
2011-02-23	Common Stock	S	20	$10.8900	Disposed	281302	Direct
2011-02-23	Common Stock	S	210	$11.0100	Disposed	281092	Direct
2011-02-23	Common Stock	S	400	$11.0300	Disposed	280692	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-02-23	Stock Option (right to buy)	$1.3300	M	40671	Disposed	2012-10-14	Common Stock (40671)	Direct

Footnotes

F1: These options were granted on October 14, 2002 and are exercisable cumulatively at a rate of 25% per annum beginning on October 14, 2003 (one year from grant date).