ATRC
AtriCure, Inc.
NASDAQ · Healthcare · Medical - Instruments & Supplies · US
$51.58
−1.69%0
Insider buys (3m)
6
Insider sells (3m)
-$2.1M
Net value (3m)
+92.2%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 26, 2026 | Dahlquist Karl S. · officer: Chief Legal Officer | Sale | 9,370 | $49 |
| Aug 7, 2026 | Yuen Maggie · director | Sale | 3,500 | $38 |
| Aug 7, 2026 | Prange Karen · director | Sale | 3,564 | $39 |
| Jul 30, 2026 | WEHRWEIN SVEN · director | Sale | 25,000 | $38 |
| Jul 30, 2026 | Noznesky Justin J · officer: Chief Mktg & Strategy Officer | Sale | 6,182 | $39 |
| Jul 30, 2026 | WEHRWEIN SVEN · director | M-Exempt | 25,000 | $20 |
| Jul 30, 2026 | Doraiswamy Vinayak · officer: Chief Scientific Officer | Sale | 6,000 | $39 |
| Jul 2, 2026 | Privitera Salvatore · officer: Chief Technical Officer | A-Award | 636 | $24 |
| Jul 2, 2026 | Doraiswamy Vinayak · officer: Chief Scientific Officer | A-Award | 636 | $24 |
| Jul 2, 2026 | Dahlquist Karl S. · officer: Chief Legal Officer | A-Award | 636 | $24 |
| Jul 2, 2026 | Seith Douglas J · officer: Chief Operating Officer | A-Award | 527 | $24 |
| Jul 2, 2026 | CARREL MICHAEL H · director, officer: President, CEO, & Director | A-Award | 636 | $24 |
| May 22, 2026 | Prange Karen · director | Sale | 3,000 | $29 |
| May 20, 2026 | Yuen Maggie · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | Telman Deborah H · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | Prange Karen · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | GROVES REGINA E · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | JOHNSON B KRISTINE · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | WEHRWEIN SVEN · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | Nachman Shlomo · director | A-Award | 6,144 | $0.00 |
| May 20, 2026 | WHITE ROBERT S. · director | A-Award | 6,144 | $0.00 |
| May 18, 2026 | Doraiswamy Vinayak · officer: Chief Scientific Officer | Sale | 5,000 | $28 |
| Mar 16, 2026 | Doraiswamy Vinayak · officer: Chief Scientific Officer | Sale | 5,000 | $30 |
| Mar 12, 2026 | WHITE ROBERT S. · director | M-Exempt | 10,000 | $15 |
| Jan 2, 2026 | Seith Douglas J · officer: Chief Operating Officer | A-Award | 257 | $27 |
| Nov 26, 2025 | WEHRWEIN SVEN · director | M-Exempt | 5,033 | $20 |
| Nov 26, 2025 | Noznesky Justin J · officer: Chief Mktg & Strategy Officer | Sale | 5,166 | $37 |
| Nov 26, 2025 | WEHRWEIN SVEN · director | Sale | 4,967 | $38 |
| Nov 26, 2025 | WEHRWEIN SVEN · director | Sale | 5,033 | $37 |
| Nov 26, 2025 | WEHRWEIN SVEN · director | M-Exempt | 4,967 | $20 |
Institutional positioning
13F filings over the trailing two quarters
New 91Increased 188Reduced 128Sold out 25
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 4,474,548 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 4,042,681 | May 13, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 3,495,603 | Aug 14, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 3,382,555 | May 15, 2026 |
| ALLIANCEBERNSTEIN L.P. | Reduced | 3,258,872 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 3,127,195 | Aug 13, 2026 |
| HOOD RIVER CAPITAL MANAGEMENT LLC | Increased | 3,117,545 | May 15, 2026 |
| Hood River Capital Management LLC | Reduced | 2,905,299 | Aug 14, 2026 |
| ALLIANCEBERNSTEIN L.P. | Reduced | 2,768,365 | Aug 14, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 2,702,632 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 2,190,413 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2,155,764 | May 15, 2026 |
| MACQUARIE MANAGEMENT HOLDINGS, INC. | Reduced | 1,804,927 | May 15, 2026 |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Reduced | 1,734,279 | Aug 14, 2026 |
| GOLDMAN SACHS GROUP INC | Reduced | 1,667,166 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 26, 2026