AMTM
Amentum Holdings, Inc.
Set alert
21.87 USD -0.20 -0.91%
21.58 Day range 22.47
18.12 52-week range 37.53
- YTD
- -24.59%
- 1 year
- -0.14%
- Open
- 22.06
- Prev close
- 22.07
- Mkt cap
- 5.35B
- Vol
- 3.04M
- Avg vol
- 2.02M
- EPS
- 0.83
- P/E
- 26.35
- Div yield
- 0.00%
More statistics
- Low
- 21.58
- High
- 22.47
- Forward P/E
- 8.28
- Beta
- 0.31
- Short ratio
- 6.99
- Inst. own
- 105.58%
- Dividend
- 0.00
- Ex-div date
- Earnings
- Nov 23, 2026
- 50-d avg
- 19.78
- 200-d avg
- 24.55
- 1y target
- 29.25
Ownership
Held by insiders 1.17%
Held by institutions 105.58%
Float held by institutions 106.83%
Institutions 608
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| American Securities LLC | 18.42% | 45,026,743 | 984.28M | Jun 29, 2026 |
| Invesco Ltd. | 10.21% | 24,954,251 | 545.50M | Jun 29, 2026 |
| Blackrock Inc. | 7.32% | 17,906,984 | 391.45M | Jun 29, 2026 |
| Primecap Management Company | 5.02% | 12,285,504 | 268.56M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 3.25% | 7,948,385 | 173.75M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 2.75% | 6,711,987 | 146.72M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| iShares Trust-iShares Core S&P Small-Cap ETF | 3.75% | 9,171,825 | 200.50M | Sep 29, 2026 |
| VANGUARD FENWAY FUNDS-Vanguard PRIMECAP Core Fund | 2.26% | 5,516,796 | 120.60M | Jun 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 1.90% | 4,653,337 | 101.72M | Jun 29, 2026 |
| AIM Sector Funds (Invesco Sector Funds)-Invesco Small Cap Value Fund | 1.73% | 4,226,948 | 92.40M | Jul 30, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 1.38% | 3,363,425 | 73.52M | Jun 29, 2026 |
| AIM Sector Fd.s -INVESCO VALUE OPPORTUNITIES Fd. | 1.20% | 2,945,078 | 64.38M | Jul 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| AMENTUM JOINT VENTURE GP LLC | Director | Stock Award(Grant) | Apr 6, 2025 | 0 |
| ARNETTE STEPHEN A | Chief Operating Officer | Conversion of Exercise of derivative security | May 5, 2026 | 106,652 |
| BRUNING JILL L | Chief Technology Officer | Conversion of Exercise of derivative security | May 5, 2026 | 197,457 |
| DEMETRIOU STEVEN J | Officer and Director | Stock Award(Grant) | Nov 16, 2025 | 844,026 |
| EBERHART RALPH EDWARD | Director | Conversion of Exercise of derivative security | Mar 4, 2025 | 29,886 |
| HELLER JOHN E | Chief Executive Officer | Conversion of Exercise of derivative security | May 5, 2026 | 376,019 |
Held by funds
153 US ETFs and mutual funds hold AMTM · largest positions