AtriCure, Inc. (ATRC) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for ATRC. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 243 institutions reported holding ATRC, with 52.2 million shares worth $1.5 billion in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Vanguard | 5,753,015 | $161M | INCREASED |
| BlackRock | 4,474,548 | $125M | INCREASED |
| Wellington Management | 3,495,603 | $98M | INCREASED |
| Hood River Capital Management | 2,905,299 | $81M | DECREASED |
| Alliancebernstein | 2,768,365 | $79M | DECREASED |
Recent Congressional Trades
| Member | Type | Amount | Date |
|---|---|---|---|
| Gilbert Cisneros (Democrat) | PURCHASE | $1,001 - $15,000 | 2026-08-20 |
Full institutional holdings, insider history, and congressional trades for AtriCure, Inc. on SentiSense.