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1,126 hedge funds and large institutions have $42.1B invested in Ametek in 2025 Q4 according to their latest regulatory filings, with 184 funds opening new positions, 400 increasing their positions, 372 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

159% more first-time investments, than exits

New positions opened: 184 | Existing positions closed: 71

78% more call options, than puts

Call options by funds: $87.1M | Put options by funds: $49M

71% more funds holding in top 10

Funds holding in top 10: 1424 (+10)

13% more capital invested

Capital invested by funds: $37.4B → $42.1B (+$4.72B)

9% more funds holding

Funds holding: 1,0331,126 (+93)

2.89% more ownership

Funds ownership: 86.33%89.22% (+2.9%)

8% more repeat investments, than reductions

Existing positions increased: 400 | Existing positions reduced: 372

Holders
1,126
Holders Change
+93
Holders Change %
+9%
% of All Funds
13.7%
Holding in Top 10
24
Holding in Top 10 Change
+10
Holding in Top 10 Change %
+71.43%
% of All Funds
0.29%
New
184
Increased
400
Reduced
372
Closed
71
Calls
$87.1M
Puts
$49M
Net Calls
+$38M
Net Calls Change
+$4.4M
Name Holding Trade Value Shares
Change
Change in
Stake
AO
701
Advisor OS
Illinois
$489K +$58.4K +300 +14%
GWM
702
GSB Wealth Management
Connecticut
$489K +$389 +2 +0.1%
FRA
703
Frank Rimerman Advisors
California
$486K +$2.53K +13 +0.6%
EP
704
Essential Partners
California
$484K +$45.7K +235 +11%
DCM
705
DGS Capital Management
New Jersey
$484K +$22.8K +117 +5%
FT
706
Fiduciary Trust
Massachusetts
$481K -$163K -837 -26%
GWMR
707
GC Wealth Management RIA
Massachusetts
$476K -$855K -4,394 -65%
FAMI
708
Fideuram Asset Management (Ireland)
$473K +$493K +2,532 New
BC
709
Bridgefront Capital
Texas
$471K -$138K -710 -24%
RFN
710
RDA Financial Network
Iowa
$470K +$8.76K +45 +2%
OIMU
711
Osmosis Investment Management UK
United Kingdom
$468K +$443K +2,279 New
OCA
712
OpenArc Corporate Advisory
Georgia
$464K +$439K +2,258 New
CI
713
Cigna Investments
Connecticut
$460K -$7.2K -37 -2%
AFG
714
Atomi Financial Group
New York
$459K +$62.5K +321 +17%
IAA
715
Independent Advisor Alliance
North Carolina
$457K +$21.8K +112 +5%
LWM
716
Lyell Wealth Management
California
$457K +$33.7K +173 +8%
CSIA
717
Conrad Siegel Investment Advisors
Pennsylvania
$454K -$13.2K -68 -3%
ISS
718
Intesa Sanpaolo SpA.
Italy
$453K +$426K +2,190 New
MSCM
719
McElhenny Sheffield Capital Management
Texas
$450K +$427K +2,193 New
KPWG
720
KFA Private Wealth Group
Virginia
$443K
PJSIMP
721
P.J. Schmidt Investment Management (PJS)
Wisconsin
$442K -$9.73K -50 -2%
GFA
722
Gallagher Fiduciary Advisors
Illinois
$439K +$28.6K +147 +7%
First Manhattan
723
First Manhattan
New York
$437K -$17.9K -92 -4%
FFN
724
Focus Financial Network
Minnesota
$437K +$5.45K +28 +1%
CICI
725
Capital Investment Counsel Inc
North Carolina
$436K