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
226
$290K
227
$289K
228
$285K
229
$279K
230
$276K
231
$274K
232
$267K
233
$261K
234
$260K
235
$255K
236
$251K
237
$250K
238
$250K
239
$243K
240
$241K
241
$239K
242
$234K
243
$228K
244
$225K
245
$220K
246
$216K
247
$215K
248
$209K
249
$208K
250
$207K