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Recent trades from the last 365 days, plus historical signal scoring over 365 days · institutional 13F view →
Buy Trades
0
Sell Trades
0
Buy Value
$0
Sell Value
$0
Historical signal stats are shown once this stock has at least 3 open-market buys or 8 total P/S trades over the last 365 days.
Current sample: 0 buys, 0 sells, 0 open-market trades.
No insider trading activity found for ATRC in the last 365 days.
Insiders' intent to sell, filed before the trade — a leading indicator to the executed Form 4 sales above. All Form 144 notices →
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $193.99M | 0.00% | +1.3% |
| 2 | BlackRock, Inc. | $125.20M | 0.00% | +10.7% |
| 3 | WELLINGTON MANAGEMENT GROUP LLP | $97.81M | 0.02% | +3.3% |
| 4 | STATE STREET CORP | $38.94M | 0.00% | +6.7% |
| 5 | Point72 Asset Management, L.P. | $16.91M | 0.03% | New |
| 6 | AQR CAPITAL MANAGEMENT LLC | $15.22M | 0.01% | +191.9% |
| 7 | FMR LLC | $14.17M | 0.00% | +50.3% |
| 8 | TWO SIGMA ADVISERS, LP | $10.99M | 0.02% | -22.2% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | $6.55M | 0.01% | -24.2% |
| 10 | CITADEL ADVISORS LLC | $4.96M | 0.00% | +103.0% |
| Date | Member | Type | Amount |
|---|---|---|---|
| Mar 3, 2026 | Buy | $1,001 - $15,000 | |
| May 6, 2025 |
| $139.00K |
| MAGGIE YUEN | $134.47K |
| Noznesky Justin J | $239.88K |
| VINAYAK DORAISWAMY | $233.28K |
| SVEN WEHRWEIN | $964.44K |
| Buy |
| $1,001 - $15,000 |
| Jul 19, 2024 | Buy | $1,001 - $15,000 |
| Jun 18, 2024 | Sell | $1,001 - $15,000 |