AMTM
Amentum Holdings
AMTM
AMTM
477 hedge funds and large institutions have $5.64B invested in Amentum Holdings in 2025 Q4 according to their latest regulatory filings, with 86 funds opening new positions, 131 increasing their positions, 158 reducing their positions, and 57 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more first-time investments, than exits
New positions opened: | Existing positions closed:
more capital invested
Capital invested by funds: $ → $
more funds holding in top 10
Funds holding in top 10: →
4.16% more ownership
Funds ownership: 79.48% → 83.63% (+4.2%)
4% more funds holding
Funds holding: 459 → 477 (+18)
17% less repeat investments, than reductions
Existing positions increased: 131 | Existing positions reduced: 158
Holders
477
Holding in Top 10
10
Calls
$73.7M
Puts
$30.3M
Top Buyers
| 1 | +$251M | |
| 2 | +$70.6M | |
| 3 | +$39.7M | |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
+$32.9M |
| 5 |
ECM
ExodusPoint Capital Management
New York
|
+$27.6M |
Top Sellers
| 1 | -$72M | |
| 2 | -$49.1M | |
| 3 | -$45.3M | |
| 4 |
DCM
Discovery Capital Management
South Norwalk,
Connecticut
|
-$27.3M |
| 5 |
TSW
Thompson Siegel & Walmsley
Richmond,
Virginia
|
-$20.7M |