1,028 hedge funds and large institutions have $37.4B invested in Ametek in 2025 Q3 according to their latest regulatory filings, with 119 funds opening new positions, 388 increasing their positions, 341 reducing their positions, and 74 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

2% more capital invested

Capital invested by funds: $36.7B → $37.4B (+$642M)

1.82% less ownership

Funds ownership: 88.1%86.28% (-1.8%)

7% less funds holding in top 10

Funds holding in top 10: 1514 (-1)

Holders
1,028
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$48.8M
Puts
$15.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
GPWM
651
Grant Private Wealth Management
California
$509K
CPIG
652
Chicago Partners Investment Group
Illinois
$508K
FFM
653
Forum Financial Management
Illinois
$507K
TCM
654
Tributary Capital Management
Nebraska
$507K
MWM
655
Maridea Wealth Management
New York
$507K
SLG
656
Stanley-Laman Group
Pennsylvania
$505K
ECM
657
Element Capital Management
New York
$503K
MM
658
MQS Management
New York
$496K
SWP
659
Sagespring Wealth Partners
Tennessee
$495K
SFI
660
Susquehanna Fundamental Investments
Pennsylvania
$494K
OBWP
661
O'Brien Wealth Partners
Massachusetts
$479K
PA
662
Profund Advisors
Maryland
$478K
WJWM
663
Williams Jones Wealth Management
New York
$477K
PAS
664
Point72 Asia (Singapore)
Singapore
$477K
CIA
665
Caerus Investment Advisors
Texas
$476K
LFAS
666
Level Four Advisory Services
Texas
$475K
GD
667
Grandfield & Dodd
New York
$474K
MWM
668
Moran Wealth Management
Florida
$474K
DS
669
DRW Securities
Illinois
$471K
SWM
670
Segment Wealth Management
Texas
$456K
ST
671
Sageworth Trust
Pennsylvania
$456K
CFG
672
Citizens Financial Group
Rhode Island
$450K
GWM
673
GSB Wealth Management
Connecticut
$448K
FRA
674
Frank Rimerman Advisors
California
$442K
BCV
675
Banque Cantonale Vaudoise
Switzerland
$437K