AtriCure, Inc. — Director's Dealing 2013

Mar 7, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AtriCure, Inc. (ATRC)
CIK: 0001323885
Period of Report: 2013-03-05

Reporting Person: Lucky James L (VP, Clinical, Regulatory & QS)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-03-05	Common Stock	M	13949	$6.34	Acquired	60342	Direct
2013-03-05	Common Stock	S	13949	$8.13	Disposed	46393	Direct
2013-03-05	Common Stock	M	31500	$5.60	Acquired	77893	Direct
2013-03-05	Common Stock	S	31500	$8.13	Disposed	46393	Direct
2013-03-05	Common Stock	M	9473	$1.52	Acquired	55866	Direct
2013-03-06	Common Stock	S	616	$8.22	Disposed	55250	Direct
2013-03-06	Common Stock	S	4000	$8.22	Disposed	51250	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-03-05	Stock Option (right to buy)	$6.34	M	13949	Disposed	2016-09-06	Common Stock (13949)	Direct
2013-03-05	Stock Option (right to buy)	$5.60	M	31500	Disposed	2020-02-17	Common Stock (31500)	Direct
2013-03-05	Stock Option (right to buy)	$1.52	M	9473	Disposed	2014-01-01	Common Stock (9473)	Direct

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $8.00 to $8.33 per share. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2: This transaction was executed in multiple trades at prices ranging from $8.21 to $8.24 per share. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F3: These options were granted on September 6, 2006 and vest and are exercisable as to 25% of the shares one year from the date of grant, and the remaining 75% thereafter vest and is exercisable in equal monthly installments on the same day of the month over the following three years.

F4: These options were granted on February 17, 2010 and vest and are exercisable as to 25% of the shares one year from the date of grant, and the remaining 75% thereafter vests and is exercisable in equal monthly installments on the same day of the month over the following three years.

F5: These options were granted on January 1, 2004 and are exercisable cumulatively at a rate of 25% per annum beginning one year from the date of grant date.