1,147 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, 368 reducing their positions, and 92 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,147
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
BMSSC
326
B. Metzler seel. Sohn & Co
Germany
$7.37M
MIM
327
Martin Investment Management
Florida
$7.36M
SC
328
SummitTX Capital
Texas
$7.31M
MGWM
329
Marks Group Wealth Management
Minnesota
$7.31M
SWMP
330
Signature Wealth Management Partners
New Jersey
$7.28M
YIH
331
Y-Intercept (HK)
Hong Kong
$7.23M
ACM
332
Argent Capital Management
Missouri
$7.19M
NIM
333
NEOS Investment Management
Connecticut
$7.08M
Schroder Investment Management Group
334
Schroder Investment Management Group
United Kingdom
$7.04M
PKC
335
Palmer Knight Company
Florida
$7.03M
SG
336
StoneX Group
New York
$7M
OBAM
337
ODDO BHF Asset Management
France
$6.91M
NYLIM
338
New York Life Investment Management
New York
$6.89M
Connor, Clark & Lunn Investment Management (CC&L)
339
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$6.82M
BCIM
340
British Columbia Investment Management
British Columbia, Canada
$6.8M
EAM
341
Erste Asset Management
Austria
$6.73M
Truist Financial
342
Truist Financial
North Carolina
$6.65M
SP
343
Saranac Partners
$6.64M
PIA
344
Petredis Investment Advisors
Pennsylvania
$6.64M
CHAM
345
Clear Harbor Asset Management
Connecticut
$6.61M
MYAM
346
Meiji Yasuda Asset Management
Japan
$6.58M
GC
347
Grimes & Company
Massachusetts
$6.58M
HTI
348
Hikari Tsushin Inc
Japan
$6.54M
US Bancorp
349
US Bancorp
Minnesota
$6.5M
LIP
350
Lighthouse Investment Partners
Florida
$6.49M