AMTM

Amentum Holdings

462 hedge funds and large institutions have $4.63B invested in Amentum Holdings in 2025 Q3 according to their latest regulatory filings, with 76 funds opening new positions, 104 increasing their positions, 179 reducing their positions, and 69 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 funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

2% less capital invested

Capital invested by funds: $4.73B → $4.63B (-$98.4M)

2.85% less ownership

Funds ownership: 82.34%79.49% (-2.8%)

42% less repeat investments, than reductions

Existing positions increased: 104 | Existing positions reduced: 179

Holders
462
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$22.9M
Puts
$15.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
351
$5.08K
352
$4.79K
353
$4.72K
354
$4.72K
355
$4.67K
356
$4.65K
357
$4.41K
358
$4.31K
359
$4.21K
360
$4.07K
361
$4.07K
362
$4K
363
$3.93K
364
$3.47K
365
$3.4K
366
$3.35K
367
$3.28K
368
$3.26K
369
$3.19K
370
$3.11K
371
$3K
372
$2.92K
373
$2.83K
374
$2.78K
375
$2.59K