1,148 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, 462 increasing their positions, 368 reducing their positions, and 91 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,148
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
CFB
626
Cullen/Frost Bankers
Texas
$991K
LWCFA
627
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$990K
KJHP
628
K.J. Harrison & Partners
Ontario, Canada
$976K
CFO
629
Callan Family Office
Pennsylvania
$976K
MIM
630
Morningstar Investment Management
Illinois
$968K
KIA
631
Knollwood Investment Advisory
Maryland
$965K
KPWS
632
Kestra Private Wealth Services
Texas
$959K
LIM
633
Leavell Investment Management
Alabama
$958K
AV
634
Alamea Verwaltungs
New Jersey
$955K
PAW
635
Plan A Wealth
Nebraska
$948K
MCM
636
Manchester Capital Management
Vermont
$943K
Capstone Investment Advisors
637
Capstone Investment Advisors
New York
$938K
BP
638
Ballentine Partners
Massachusetts
$923K
EDRH
639
Edmond de Rothschild Holding
Switzerland
$913K
AAS
640
Annex Advisory Services
Wisconsin
$913K
SIG
641
Sargent Investment Group
Maryland
$910K
EI
642
EFG International
$905K
AWM
643
Absher Wealth Management
North Carolina
$901K
CWM
644
Connecticut Wealth Management
Connecticut
$897K
RCM
645
Requisite Capital Management
Texas
$893K
HSA
646
HBK Sorce Advisory
Pennsylvania
$890K
CB
647
Community Bank
New York
$886K
MAM
648
Martingale Asset Management
Massachusetts
$879K
HP
649
Hikari Power
Japan
$845K
EPW
650
Evolve Private Wealth
California
$842K