AtriCure, Inc. (ATRC) Insider Ownership

Historic Insider Ownership Trends

Data spanning the past 90 days through January 10, 2026 reveals that AtriCure's three principal insider shareholders consist of President And Ceo And & Director Michael H Carrel (687.38K shares), Chief Operating Officer Douglas J Seith (184.37K shares), Chief Financial Officer Angela L Wirick (164.77K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Michael H Carrel President And Ceo And & Director 687,377 12 Dec, 2025
Douglas J Seith Chief Operating Officer 184,370 02 Jan, 2026
Angela L Wirick Chief Financial Officer 164,770 04 Mar, 2025
Mark R Lanning 140,886 07 May, 2021
Salvatore Privitera Chief Technical Officer 125,587 02 Jul, 2025
Robert S. White 112,174 21 May, 2025
Mark A Collar 100,871 15 Mar, 2023
Justin J Noznesky Chief Mktg & Strategy Officer 78,798 26 Nov, 2025
Vinayak Doraiswamy Chief Scientific Officer 71,872 07 Aug, 2025
Karl S. Dahlquist Chief Legal Officer 68,551 02 Jul, 2025
B Kristine Johnson 49,810 21 May, 2025
Deborah Lee Yount Chief Human Resources Officer 45,578 04 Mar, 2025
Scott William Drake 41,036 11 May, 2021
Sven Wehrwein 34,374 26 Nov, 2025
Regina E Groves 33,715 08 Aug, 2025
Karen Prange 23,229 21 May, 2025
Deborah H Telman 22,184 21 May, 2025
Shlomo Nachman 18,511 21 May, 2025
Tonya Austin Chief Human Resources Officer 17,621 17 May, 2022
Maggie Yuen 11,371 25 Nov, 2025
Daniel P Florin 10,103 24 May, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
31 Dec, 2025 Douglas J Seith Common Stock A 257 $27.37 184,370 D A
10 Dec, 2025 Michael H Carrel Common Stock D 4,000 $0.00 687,377 D G
26 Nov, 2025 Justin J Noznesky Common Stock D 5,166 $37.29 78,798 D S
25 Nov, 2025 Sven Wehrwein Common Stock A 4,967 $19.95 39,341 D M
25 Nov, 2025 Sven Wehrwein Common Stock D 4,967 $38.00 34,374 D S
24 Nov, 2025 Sven Wehrwein Common Stock A 5,033 $19.95 39,407 D M
24 Nov, 2025 Sven Wehrwein Common Stock D 5,033 $37.32 34,374 D S
21 Nov, 2025 Maggie Yuen Common Stock D 3,000 $35.72 11,371 D S
13 Nov, 2025 Michael H Carrel Common Stock D 6,000 $0.00 691,377 D G
12 Sep, 2025 Justin J Noznesky Common Stock D 3,000 $36.30 83,964 D S
22 Aug, 2025 Sven Wehrwein Common Stock A 5,000 $19.95 39,374 D M
22 Aug, 2025 Sven Wehrwein Common Stock D 5,000 $37.00 34,374 D S
19 Aug, 2025 Sven Wehrwein Common Stock D 5,000 $36.00 34,374 D S
19 Aug, 2025 Sven Wehrwein Common Stock A 5,000 $19.95 39,374 D M
08 Aug, 2025 Michael H Carrel Common Stock D 10,000 $0.00 697,377 D G
06 Aug, 2025 Regina E Groves Common Stock D 2,452 $36.82 33,715 D S
06 Aug, 2025 Regina E Groves - - 33,715 D
05 Aug, 2025 Vinayak Doraiswamy Common Stock D 2,500 $36.58 71,872 D S
05 Aug, 2025 Vinayak Doraiswamy - - 71,872 D
30 Jun, 2025 Michael H Carrel Common Stock A 822 $25.84 707,377 D A