Who owns ATRC
219 institutions reported holding ATRC for 2026Q1, together 102% of the company, fewer than the 233 a quarter earlier.
219
Institutions reporting a position · as of 2026Q1 · down from 233 the quarter before
- Shares held by institutions
- 49.8M
Shares held by institutions · 102% of the company · long US equity positions only, as reported on Form 13F
- Reported value
- $1.46B
Reported value · at 2026-03-31 prices, not today's
- Top 5 holders
- 39%
Top 5 holders · of the whole company, between five filers
Details›
- Reporting quarter2026-03-31
- 2026Q1
- Quarters on record
- 52
- New positions
- 28
- Positions exited
- 47
- Added to
- 79
- Reduced
- 58
- Top 10 holdersof the company
- 54%
| Quarter | Filers | Shares | Reported value |
|---|---|---|---|
| 2026Q1 | 219 | 49.8M | $1.46B |
| 2025Q4 | 233 | 48.7M | $1.93B |
| 2025Q3 | 221 | 48.0M | $1.69B |
| 2025Q2 | 198 | 48.7M | $1.60B |
| 2025Q1 | 219 | 50.3M | $1.62B |
| 2024Q4 | 213 | 46.5M | $1.42B |
| 2024Q3 | 201 | 49.4M | $1.39B |
| 2024Q2 | 196 | 50.7M | $1.16B |
| 2024Q1 | 220 | 49.6M | $1.51B |
| 2023Q4 | 232 | 47.2M | $1.68B |
| 2023Q3 | 227 | 45.4M | $1.99B |
| 2023Q2 | 219 | 45.0M | $2.22B |
| 2023Q1 | 220 | 44.7M | $1.85B |
| 2022Q4 | 208 | 45.0M | $2.02B |
| 2022Q3 | 211 | 44.6M | $1.74B |
| 2022Q2 | 210 | 44.3M | $1.81B |
| Holder | Shares | % of company | Value |
|---|---|---|---|
| VANGUARD GROUP INC | 5.3M | 11% | $151M |
| BlackRock Inc. | 4.0M | 8.2% | $115M |
| WELLINGTON MANAGEMENT GROUP LLP | 3.4M | 6.9% | $97M |
| ALLIANCEBERNSTEIN L.P. | 3.3M | 6.6% | $93M |
| Hood River Capital Management LLC | 3.1M | 6.4% | $89M |
| NOMURA HOLDINGS INC | 1.8M | 3.7% | $51M |
| GOLDMAN SACHS GROUP INC | 1.7M | 3.4% | $48M |
| Marshall Wace LLP | 1.5M | 3.0% | $42M |
| STATE STREET CORP | 1.3M | 2.7% | $37M |
| GEODE CAPITAL MANAGEMENT LLC | 1.2M | 2.5% | $35M |
SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.
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