Who owns AMTM
475 institutions reported holding AMTM for 2026Q1, together 86% of the company, fewer than the 477 a quarter earlier.
475
Institutions reporting a position · as of 2026Q1 · down from 477 the quarter before
- Shares held by institutions
- 210.6M
Shares held by institutions · 86% of the company · long US equity positions only, as reported on Form 13F
- Reported value
- $5.27B
Reported value · at 2026-03-31 prices, not today's
- Top 5 holders
- 46%
Top 5 holders · of the whole company, between five filers
Details›
- Reporting quarter2026-03-31
- 2026Q1
- Quarters on record
- 7
- New positions
- 61
- Positions exited
- 71
- Added to
- 144
- Reduced
- 128
- Top 10 holdersof the company
- 57%
| Quarter | Filers | Shares | Reported value |
|---|---|---|---|
| 2026Q1 | 475 | 210.6M | $5.27B |
| 2025Q4 | 477 | 203.7M | $5.63B |
| 2025Q3 | 456 | 193.3M | $4.63B |
| 2025Q2 | 455 | 200.2M | $4.73B |
| 2025Q1 | 413 | 191.5M | $3.49B |
| 2024Q4 | 449 | 165.2M | $3.48B |
| 2024Q3 | 488 | 99.4M | $3.21B |
| Holder | Shares | % of company | Value |
|---|---|---|---|
| AMERICAN SECURITIES LLC | 45.0M | 18% | $1.17B |
| Invesco Ltd. | 21.5M | 8.8% | $560M |
| BlackRock Inc. | 17.8M | 7.3% | $465M |
| VANGUARD GROUP INC | 15.7M | 6.4% | $409M |
| PRIMECAP MANAGEMENT CO/CA/ | 12.1M | 4.9% | $315M |
| Legacy Advisors, LLC | 9.1M | 3.7% | $236M |
| FMR LLC | 5.6M | 2.3% | $145M |
| STATE STREET CORP | 5.1M | 2.1% | $132M |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 4.9M | 2.0% | $129M |
| DIMENSIONAL FUND ADVISORS LP | 3.8M | 1.5% | $99M |
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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