AtriCure Inc

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AtriCure Inc
TickerATRC
CIK #0001323885
CUSIP04963C209
SectorLife Sciences - Surgical & Medical Instruments & Apparatus
Address6217 Centre Park Drive, West Chester, OH 45069
Source [EDGAR]
CIK Filing 2011 - 2026
[0001323885] 10-K
[0001323885] 10-Q
[0001323885] 3
[0001323885] 4
[0001323885] 5
[0001323885] 8-K
[0001323885] SC 13D
[0001323885] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Capital Management LLC AtriCure Inc [2026-04-29] 0.0
Vanguard Portfolio Management LLC AtriCure Inc [2026-04-28] 0.0
Wellington Management Group LLP AtriCure Inc [2025-08-12] 0.0
Macquarie Group Ltd AtriCure Inc [2025-08-12] 0.0
Champlain Investment Partners LLC AtriCure Inc [2025-05-14] 0.0
Hood River Capital Management LLC AtriCure Inc [2024-11-14] 5.81
Champlain Investment Partners LLC AtriCure Inc [2024-11-12] 0.0
AllianceBernstein LP AtriCure Inc [2022-02-14] 7.5
Alger Associates Inc AtriCure Inc [2021-02-16] 6.35
Invesco Ltd AtriCure Inc [2021-02-16] 5.0
Price T Rowe Associates Inc /MD/ AtriCure Inc [2021-02-16] 5.1
Vanguard Group Inc AtriCure Inc [2020-02-11] 5.01
Price T Rowe Associates Inc /MD/ AtriCure Inc [2019-02-14] 5.6
Consonance Capital Management LP AtriCure Inc [2017-02-13] 7.84
BlackRock Inc AtriCure Inc [2017-01-30] 6.4
Hudson Executive Capital LP AtriCure Inc [2017-01-24] 5.6
RS Investment Management Co LLC AtriCure Inc [2016-02-12] 8.32
FMR LLC AtriCure Inc [2016-02-12] 0.0
Wellington Management Group LLP AtriCure Inc [2015-02-12] 6.63
BlackRock Inc AtriCure Inc [2014-01-28] 5.1
Adage Capital Partners GP LLC AtriCure Inc [2013-07-22] 5.24
Form 3/4/5 Filer 2011 - 2026
AtriCure Inc
Seith Douglas J
Dahlquist Karl S
Carrel Michael H
Doraiswamy Vinayak
Privitera Salvatore
Prange Karen
Telman Deborah H
Nachman Shlomo
Johnson B Kristine
Wehrwein Sven
Yuen Maggie
Groves Regina E
White Robert S
Wirick Angela L
Noznesky Justin J
Yount Deborah Lee
Collar Mark A
Austin Tonya
Florin Daniel P
Drake Scott William
Lanning Mark R
Wade M Andrew
Krell Elizabeth D
Lux Andrew L
Johnston Richard M
Hooven Michael D
Robards Karen P
Kennedy Patricia J
Camden Partners Strategic Fund II B LP
Hughes Donald W
Camden Partners Strategic II LLC
Camden Partners Strategic Fund II A LP
Warnock David L
Berkeley Richard M
Harrison Donald C
Lucky James L
Donoghue Daniel J
Discovery Group I LLC
Murphy Michael R
Drachman David J
Tansey Casey M
Rust Christopher J
Presidio Management Group VIII L L C
Young Philip M
USVP Entrepreneur Partners VIII A L P
Root Jonathan D
Federman Irwin
Liddle David E
USVP VIII Affiliates Fund L P
Fu Winston Su-Kee
US Venture Partners VIII L P
USVP Entrepreneur Partners VIII B L P
Krausz Steven M
Piton Julie A
Preiss Frederick
Strong Stewart W
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Doraiswamy Vinayak
Common Stock
2026-03-12 Sell 5,000 $29.83 149,150
White Robert S
Common Stock
2026-03-10 Option exercise 10,000 $14.99 149,900
White Robert S
Non-qualified Stock Option (right to buy) · derivative
2026-03-10 Option exercise 10,000 $14.99 149,900
Carrel Michael H
Common Stock
2026-03-06 Gift 5,000 $0.00
Carrel Michael H
Common Stock
2026-03-06 Gift 1,000 $0.00
Doraiswamy Vinayak
Common Stock
2026-03-01 Grant 30,390 $0.00
Carrel Michael H
Common Stock
2026-03-01 Grant 101,280 $0.00
Noznesky Justin J
Common Stock
2026-03-01 Grant 15,198 $0.00
Dahlquist Karl S
Common Stock
2026-03-01 Grant 15,198 $0.00
Seith Douglas J
Common Stock
2026-03-01 Grant 42,386 $0.00
Dahlquist Karl S
Common Stock
2026-03-01 Grant 27,991 $0.00
Seith Douglas J
Common Stock
2026-03-01 Grant 25,532 $0.00
Carrel Michael H
Common Stock
2026-03-01 Tax withheld 72,777 $31.26 2,275,009
Carrel Michael H
Common Stock
2026-03-01 Grant 68,618 $0.00
Wirick Angela L
Common Stock
2026-03-01 Tax withheld 22,965 $31.26 717,886
Seith Douglas J
Common Stock
2026-03-01 Tax withheld 22,948 $31.26 717,354
Wirick Angela L
Common Stock
2026-03-01 Grant 23,101 $0.00
Noznesky Justin J
Common Stock
2026-03-01 Grant 27,991 $0.00
Noznesky Justin J
Common Stock
2026-03-01 Tax withheld 15,586 $31.26 487,218
Privitera Salvatore
Common Stock
2026-03-01 Tax withheld 13,127 $31.26 410,350
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 223 48,813,128
2025-12-31 236 46,471,782
2025-09-30 224 46,449,608
2025-06-30 203 46,952,234
2025-03-31 222 48,353,552
2024-12-31 214 44,795,095
2024-09-30 203 47,981,744
2024-06-30 201 50,299,966
2024-03-31 225 50,634,341
2023-12-31 234 45,739,490
2023-09-30 229 41,884,063
2023-06-30 224 42,510,863
Form 13F Holdings
Firm Period DFND Voting Shares
Wasatch Advisors LP [2026-06-30] SOLE 233,604 233,604
Assenagon Asset Management SA [2026-06-30] SOLE 62,334 62,334
Diversified Trust Co [2026-06-30] SOLE 0 50,222
Handelsbanken Fonder AB [2026-06-30] SOLE 0 22,800
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 526 18,014
Tactive Advisors LLC [2026-06-30] SOLE 13,367 13,367
First Bank & Trust [2026-06-30] SOLE 8,874 8,874
Merit Financial Group LLC [2026-06-30] SOLE 41 6,485
Alaska Retirement Management Board [2026-06-30] SOLE 2,871 2,871
Merit Financial Group LLC [2026-06-30] OTR 0 2,039
Harbor Investment Advisory LLC [2026-06-30] SOLE 1,426 1,426
Farther Finance Advisors LLC [2026-06-30] SOLE 0 1,409
IFP Advisors LLC [2026-06-30] SOLE 827 827
First Horizon Corp [2026-06-30] DFND 0 793
Spire Wealth Management [2026-06-30] SOLE 0 616
True Wealth Design LLC [2026-06-30] SOLE 0 220
Gamma Investing LLC [2026-06-30] DFND 135 135
Salem Investment Counselors Inc [2026-06-30] SOLE 111 111
Owl Creek Wealth Partners LLC [2026-06-30] SOLE 0 110
Versant Capital Management Inc [2026-06-30] SOLE 46 46
West Paces Advisors Inc [2026-06-30] SOLE 25 25
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