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1,150 hedge funds and large institutions have $43B invested in Ametek in 2026 Q1 according to their latest regulatory filings, with 136 funds opening new positions, 463 increasing their positions, 369 reducing their positions, and 90 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: $42.1B → $43B (+$859M)

1.54% less ownership

Funds ownership: 89.22%87.68% (-1.5%)

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

Holders
1,150
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
22
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$99M
Puts
$46.3M
Net Calls
Net Calls Change

Top Buyers

1 +$247M
2 +$168M
3 +$143M
4
Two Sigma Investments
Two Sigma Investments
New York
+$138M
5
JP Morgan Chase
JP Morgan Chase
New York
+$122M

Top Sellers

1 -$256M
2 -$232M
3 -$215M
4
BlackRock
BlackRock
New York
-$183M
5
ATO
Alecta Tjanstepension Omsesidigt
Sweden
-$165M
Name Holding Trade Value Shares
Change
Change in
Stake
VNT
876
Vanguard National Trust
Pennsylvania
$263K
SCM
877
Shelton Capital Management
Colorado
$261K
HIP
878
HUB Investment Partners
Texas
$260K
CPA
879
Capital Performance Advisors
California
$259K
CWM
880
Calamos Wealth Management
Illinois
$259K
Calamos Advisors
881
Calamos Advisors
Illinois
$259K
RA
882
Riverstone Advisors
Texas
$257K
ONB
883
Old National Bancorp
Indiana
$256K
LSIA
884
LaSalle St. Investment Advisors
Illinois
$256K
GPA
885
Guerra Pan Advisors
New Jersey
$256K
DW30
886
Drucker Wealth 3.0
New Jersey
$255K
PFM
887
Patton Fund Management
Texas
$251K
TPI
888
Trust Point Inc
Wisconsin
$251K
GAG
889
Goodman Advisory Group
Massachusetts
$250K
LCM
890
Leisure Capital Management
California
$250K
FMLI
891
Fukoku Mutual Life Insurance
Japan
$248K
EWA
892
Exencial Wealth Advisors
Oklahoma
$246K
CIA
893
Capital Investment Advisors
Georgia
$246K
CFG
894
Cooper Financial Group
California
$245K
FIB
895
First Interstate Bank
Montana
$241K
ETS
896
ESL Trust Services
New York
$241K
CIM
897
Cambria Investment Management
California
$238K
DWM
898
Dogwood Wealth Management
Kansas
$236K
MFPI
899
Midwest Financial Partners Investments
Minnesota
$236K
DT
900
DV Trading
Illinois
$236K