0001312548-11-000006.txt : 20110308 0001312548-11-000006.hdr.sgml : 20110308 20110308165142 ACCESSION NUMBER: 0001312548-11-000006 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110304 FILED AS OF DATE: 20110308 DATE AS OF CHANGE: 20110308 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Murphy Michael R CENTRAL INDEX KEY: 0001323510 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51470 FILM NUMBER: 11672548 MAIL ADDRESS: STREET 1: C/O DISCOVERY GROUP I, LLC STREET 2: 191 N. WACKER DRIVE SUITE 1685 CITY: CHICAGO STATE: IL ZIP: 60606 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Donoghue Daniel J CENTRAL INDEX KEY: 0001323511 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51470 FILM NUMBER: 11672549 MAIL ADDRESS: STREET 1: C/O DISCOVERY GROUP I, LLC STREET 2: 191 N. WACKER DRIVE SUITE 1685 CITY: CHICAGO STATE: IL ZIP: 60606 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: AtriCure, Inc. CENTRAL INDEX KEY: 0001323885 STANDARD INDUSTRIAL CLASSIFICATION: SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841] IRS NUMBER: 341940305 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 6217 CENTRE PARK DRIVE CITY: WEST CHESTER STATE: OH ZIP: 45069 BUSINESS PHONE: 513-755-4107 MAIL ADDRESS: STREET 1: 6217 CENTRE PARK DRIVE CITY: WEST CHESTER STATE: OH ZIP: 45069 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Discovery Group I, LLC CENTRAL INDEX KEY: 0001312548 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51470 FILM NUMBER: 11672547 BUSINESS ADDRESS: STREET 1: 191 N. WACKER DRIVE SUITE 1685 CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: (312) 265-96000 MAIL ADDRESS: STREET 1: 191 N. WACKER DRIVE SUITE 1685 CITY: CHICAGO STATE: IL ZIP: 60606 4 1 primary_doc.xml PRIMARY DOCUMENT X0303 4 2011-03-04 0 0001323885 AtriCure, Inc. ATRC 0001312548 Discovery Group I, LLC 191 N. WACKER DRIVE SUITE 1685 CHICAGO IL 60606 0 0 1 0 0001323511 Donoghue Daniel J C/O DISCOVERY GROUP I, LLC 191 N. WACKER DRIVE SUITE 1685 CHICAGO IL 60606 0 0 1 0 0001323510 Murphy Michael R C/O DISCOVERY GROUP I, LLC 191 N. WACKER DRIVE SUITE 1685 CHICAGO IL 60606 0 0 1 0 Common Stock 2011-03-04 4 P 0 4300 10.05 A 1546192 I By Discovery Equity Partners, L.P. Common Stock 2011-03-04 4 P 0 700 10.05 A 262109 I By Pleiades Investment Partners - D, L.P Common Stock 2011-03-07 4 P 0 2322 10.043 A 1548514 I By Discovery Equity Partners, L.P. Common Stock 2011-03-07 4 P 0 378 10.043 A 262487 I By Pleiades Investment Partners - D, L.P Common Stock 2011-03-08 4 P 0 16583 10.0477 A 1565097 I By Discovery Equity Partners, L.P. Common Stock 2011-03-08 4 P 0 2699 10.0477 A 265186 I By Pleiades Investment Partners - D, L.P Discovery Group I, LLC is the General Partner of Discovery Equity Partners, L.P., which is a discretionary client of the reporting person, that owns the reported securities. The reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein. Discovery Group I, LLC is an investment manager for Pleiades Investment Partners - D, L.P., which is a discretionary client of the reporting person, that owns the reported securities. The reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein This transaction was executed in multiple trades at prices ranging from $10.00 to $10.05. 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 This transaction was executed in multiple trades at prices ranging from $9.89 - 10.10. 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 Michael R. Murphy and Daniel J. Donoghue are managing members of Discovery Group I, LLC, and each disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Michael R. Murphy, Managing Director 2011-03-08 Daniel J. Donoghue 2011-03-08 Michael R. Murphy 2011-03-08