1,146 hedge funds and large institutions have $43B invested in Ametek in 2026 Q1 according to their latest regulatory filings, with 137 funds opening new positions, 461 increasing their positions, 367 reducing their positions, and 92 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,146
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
MAM
1026
Marquette Asset Management
Minnesota
$13.3K
OAJ
1027
Ogorek Anthony Joseph
New York
$13K
CAL
1028
Capital Analysts LLC
Pennsylvania
$13K
AW
1029
Avion Wealth
Texas
$13K
RCM
1030
Richardson Capital Management
Wisconsin
$12.9K
EFMH
1031
E Fund Management (HK)
Hong Kong
$12.6K
JWM
1032
JPL Wealth Management
Colorado
$12.2K
AP
1033
Aspect Partners
Virginia
$11.8K
PPC
1034
Park Place Capital
Alabama
$11.8K
CFS
1035
CGC Financial Services
Oregon
$11.8K
SFCL
1036
Strengthening Families & Communities LLC
Massachusetts
$11.8K
DPW
1037
DiNuzzo Private Wealth
Pennsylvania
$11.6K
RDFA
1038
Ritter Daniher Financial Advisory
Ohio
$11.4K
BIA
1039
Bell Investment Advisors
California
$10.9K
SR
1040
Swiss Re
Switzerland
$10.9K
YAL
1041
Your Advocates Ltd
Texas
$10.7K
MTIC
1042
Missouri Trust & Investment Company
Missouri
$10.7K
CA
1043
Crewe Advisors
Utah
$10.5K
TCM
1044
Triumph Capital Management
Colorado
$10.1K
WCM
1045
Westend Capital Management
California
$10.1K
AF
1046
Alerus Financial
North Dakota
$9.86K
PGAM
1047
Princeton Global Asset Management
New Jersey
$9.86K
SHIM
1048
Stone House Investment Management
Pennsylvania
$9.43K
GCM
1049
Gables Capital Management
Florida
$9.43K
NWMP
1050
Noble Wealth Management PBC
Colorado
$9.22K