Who owns ATRO
285 institutions reported holding ATRO for 2026Q1, together 81% of the company, more than the 272 a quarter earlier.
285
Institutions reporting a position · as of 2026Q1 · up from 272 the quarter before
- Shares held by institutions
- 30.8M
Shares held by institutions · 81% of the company · long US equity positions only, as reported on Form 13F
- Reported value
- $2.05B
Reported value · at 2026-03-31 prices, not today's
- Top 5 holders
- 27%
Top 5 holders · of the whole company, between five filers
Details›
- Reporting quarter2026-03-31
- 2026Q1
- Quarters on record
- 52
- New positions
- 47
- Positions exited
- 38
- Added to
- 104
- Reduced
- 92
- Top 10 holdersof the company
- 37%
| Quarter | Filers | Shares | Reported value |
|---|---|---|---|
| 2026Q1 | 285 | 30.8M | $2.05B |
| 2025Q4 | 272 | 30.8M | $1.67B |
| 2025Q3 | 225 | 29.1M | $1.33B |
| 2025Q2 | 225 | 30.2M | $1.01B |
| 2025Q1 | 180 | 27.6M | $668M |
| 2024Q4 | 153 | 24.0M | $383M |
| 2024Q3 | 146 | 21.1M | $412M |
| 2024Q2 | 130 | 20.9M | $418M |
| 2024Q1 | 128 | 20.3M | $386M |
| 2023Q4 | 125 | 19.6M | $341M |
| 2023Q3 | 134 | 19.2M | $304M |
| 2023Q2 | 120 | 18.2M | $361M |
| 2023Q1 | 118 | 18.0M | $240M |
| 2022Q4 | 101 | 18.3M | $188M |
| 2022Q3 | 107 | 18.3M | $144M |
| 2022Q2 | 104 | 18.4M | $187M |
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Inc. | 2.8M | 7.4% | $189M |
| STATE STREET CORP | 2.3M | 6.1% | $157M |
| VANGUARD GROUP INC | 2.0M | 5.3% | $134M |
| AMERICAN CENTURY COMPANIES INC | 1.7M | 4.5% | $116M |
| Capital International Investors | 1.3M | 3.4% | $86M |
| GEODE CAPITAL MANAGEMENT LLC | 0.9M | 2.3% | $59M |
| Pertento Partners LLP | 0.8M | 2.1% | $54M |
| NEXT CENTURY GROWTH INVESTORS LLC | 0.8M | 2.1% | $52M |
| DIMENSIONAL FUND ADVISORS LP | 0.7M | 1.8% | $45M |
| D. E. Shaw & Co., INC. | 0.6M | 1.6% | $41M |
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.
reading the register…
Aerospace & Defense
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