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# Who owns AtriCure, Inc. (ATRC)? Elite investor 13F holders

4 tracked elite investors reported holding AtriCure, Inc as of 2026-06-30, including Renaissance Technologies LLC, First Eagle Investment Management, D.E. Shaw, Bridgewater Associates. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

4 tracked investors currently reported holding · Latest report period: 2026-06-30 · Health Care · Health Care Equipment & Services

AtriCure, Inc. engages in the development, manufacture, and sale of devices for surgical ablation of cardiac tissue, exclusion of the left atrial appendage, and temporarily blocking pain by ablating peripheral nerves to medical centers in the United States, the Asia-Pacific, and internationally. It offers Isolator Synergy Ablation System clamps, a single-use disposable radio frequency products;…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [Renaissance Technologies LLC](https://ownershiptrace.com/13f/investors/63) | ATRICURE INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 6550118.00 USD | 234100.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1037389/0001037389-26-000059-index.html) |
| [First Eagle Investment Management](https://ownershiptrace.com/13f/investors/32) | ATRICURE INC | SHARE | 2026-06-30 | 2026-08-05 00:00:00 | 8328051.00 USD | 297643.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1325447/0001325447-26-000020-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | ATRICURE INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 5395216.00 USD | 192824.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [Bridgewater Associates](https://ownershiptrace.com/13f/investors/8) | ATRICURE INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 2135070.00 USD | 76307.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1350694/0001350694-26-000003-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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