AtriCure, Inc. (ATRC)
Nasdaq: ATRC · Surgical & Medical Instruments & Apparatus · Mason, OH · filing with the SEC since 2005
Grade6.6
◀ Past 6.0● Present 7.4▶ Future 6.3
Who owns AtriCure, Inc.
As filed with the SECHolders of 5% or more
6
Blackrock, Inc. holds 15.4% of Common Stock, as its SCHEDULE 13G/A filed Oct 5, 2026 says.
Directors and officers
15
report now, of 27 people on the record since 2006. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 6 named at left.
Holders of 5% or moreshare of the class, as filed
Blackrock, Inc.
SCHEDULE 13G/A · filed Oct 5, 2026 · Common Stock · 7.8% in Oct 17, 2025
Wellington Management Group LLP
SCHEDULE 13G/A · filed May 15, 2026 · Common Stock · 8% in Aug 12, 2025
Hood River Capital Management LLC
SCHEDULE 13G/A · filed Feb 17, 2026 · Common Stock · 6% in Feb 14, 2025
Vanguard Portfolio Management
SCHEDULE 13G · filed Apr 28, 2026 · Common Stock
AllianceBernstein L.P.
SCHEDULE 13G/A · filed Aug 14, 2026 · Common Stock
Vanguard Capital Management
SCHEDULE 13G · filed Apr 29, 2026 · Common Stock
Macquarie Group Limited
SCHEDULE 13G/A · filed Nov 13, 2025 · Common Shares · reported falling below 5%, from 5.06% in Aug 12, 2025
Champlain Investment Partners, LLC
SCHEDULE 13G · filed May 14, 2025 · Common Stock · reported falling below 5%, from 5.7% in Nov 12, 2024
The Vanguard Group
SCHEDULE 13G/A · filed Mar 26, 2026 · Common Stock · reported falling below 5%
What ATRC reports owning in othersstakes of 5% or more, and other ties
11 subsidiaries in 10 countries, from the list filed with the 10-K filed Feb 19, 2026.
Insider tradesForm 4
19sales
0purchases
4sales on a scheduled plan
9people selling
$5.1Msold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Nov 10, 2025 to Nov 10, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Nov 10, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window9 of 27 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Privitera Salvatore | Chief Technical Officer | 4 | $1.4M | 4 | 0 | $0 |
| Wehrwein Sven | director | 3 | $1.3M | 0 | 0 | $0 |
| Dahlquist Karl S. | Chief Legal Officer | 1 | $500,000 | 0 | 0 | $0 |
| Doraiswamy Vinayak | Chief Scientific Officer | 3 | $500,000 | 0 | 0 | $0 |
| Noznesky Justin J | Chief Mktg & Strategy Officer | 2 | $400,000 | 0 | 0 | $0 |
| Groves Regina E | director | 1 | $300,000 | 0 | 0 | $0 |
| Prange Karen | director | 2 | $200,000 | 0 | 0 | $0 |
| Yuen Maggie | director | 2 | $200,000 | 0 | 0 | $0 |
| Johnson B Kristine | director | 1 | $100,000 | 0 | 0 | $0 |