982 hedge funds and large institutions have $36.5B invested in Ametek in 2025 Q2 according to their latest regulatory filings, with 98 funds opening new positions, 388 increasing their positions, 353 reducing their positions, and 75 closing their positions.

Holders
982
Holders Change
-1
Holders Change %
-0.1%
% of All Funds
13.19%
Holding in Top 10
15
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.2%
New
98
Increased
388
Reduced
353
Closed
75
Calls
$19.6M
Puts
$10.2M
Net Calls
+$9.48M
Net Calls Change
-$25.7M
Name Market Value Shares Shares
Change
Shares
Change %
Renaissance Technologies
101
Renaissance Technologies
New York
$49.7M 274,450 +243,900 +798%
Treasurer of the State of North Carolina
102
Treasurer of the State of North Carolina
North Carolina
$48M 265,054 +139,603 +111%
GAM
103
Guinness Asset Management
United Kingdom
$47.4M 261,903 -5,367 -2%
CAPTRUST Financial Advisors
104
CAPTRUST Financial Advisors
North Carolina
$47M 259,995 +7,924 +3%
TCM
105
TimesSquare Capital Management
New York
$47M 259,937 +19,270 +8%
Envestnet Asset Management
106
Envestnet Asset Management
Illinois
$46.6M 257,474 -21,999 -8%
Caisse de Depot et Placement du Quebec (CDPQ)
107
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$46.1M 254,513 -154,095 -38%
SO
108
STRS Ohio
Ohio
$45.5M 251,711 +9,143 +4%
Acadian Asset Management
109
Acadian Asset Management
Massachusetts
$44.7M 247,144 +161,456 +188%
SPI
110
Santori & Peters Inc
Pennsylvania
$44.5M 246,000 +19 +0%
AAP
111
Aristotle Atlantic Partners
Florida
$44.3M 244,665 -7,102 -3%
Mawer Investment Management
112
Mawer Investment Management
Alberta, Canada
$43M 237,469 -101,965 -30%
A
113
AustralianSuper
Australia
$40.7M 224,733 -333,653 -60%
SEI Investments
114
SEI Investments
Pennsylvania
$40.4M 223,227 +22,035 +11%
WorldQuant Millennium Advisors
115
WorldQuant Millennium Advisors
New York
$40.1M 221,531 +78,812 +55%
Aberdeen Group
116
Aberdeen Group
United Kingdom
$40.1M 221,433 +24,721 +13%
FGP
117
Freestone Grove Partners
California
$39.9M 220,394 +217,704 +8,093%
Bank of Montreal
118
Bank of Montreal
Ontario, Canada
$39.8M 219,979 -30,386 -12%
State Board of Administration of Florida Retirement System
119
State Board of Administration of Florida Retirement System
Florida
$38.7M 213,945 -2,010 -0.9%
Assenagon Asset Management
120
Assenagon Asset Management
Luxembourg
$37.5M 207,313 -106,636 -34%
FMI
121
Factory Mutual Insurance
Massachusetts
$36.5M 201,800 +30,500 +18%
Citigroup
122
Citigroup
New York
$36.1M 199,752 -19,339 -9%
PNC Financial Services Group
123
PNC Financial Services Group
Pennsylvania
$35.9M 198,283 -3,099 -2%
JF
124
Jump Financial
Illinois
$33.9M 187,259 +117,003 +167%
BNP Paribas Asset Management
125
BNP Paribas Asset Management
France
$33.8M 186,609 +165,810 +797%