1,108 hedge funds and large institutions have $41.8B invested in Ametek in 2025 Q4 according to their latest regulatory filings, with 175 funds opening new positions, 396 increasing their positions, 369 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

8% more funds holding

Funds holding: 1,0271,108 (+81)

2.26% more ownership

Funds ownership: 86.27%88.53% (+2.3%)

7% more repeat investments, than reductions

Existing positions increased: 396 | Existing positions reduced: 369

Holders
1,108
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
24
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$87.1M
Puts
$49M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Caisse de Depot et Placement du Quebec (CDPQ)
101
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$64.7M
PAM
102
Panagora Asset Management
Massachusetts
$64.3M
RMDI
103
R.M. Davis Inc
Maine
$63.9M
National Pension Service
104
National Pension Service
South Korea
$62.9M
CRC
105
Curi RMB Capital
Illinois
$60M
Universal-Beteiligungs- und Servicegesellschaft
106
Universal-Beteiligungs- und Servicegesellschaft
Germany
$59.5M
Victory Capital Management
107
Victory Capital Management
Texas
$59.4M
AllianceBernstein
108
AllianceBernstein
Tennessee
$57.1M
PPF
109
PFA Pension Forsikringsaktieselskab
$56.4M
CIM
110
CCLA Investment Management
United Kingdom
$55.7M
CAPTRUST Financial Advisors
111
CAPTRUST Financial Advisors
North Carolina
$55.1M
Bank of Montreal
112
Bank of Montreal
Ontario, Canada
$54.3M
ERSOT
113
Employees Retirement System of Texas
Texas
$53.8M
Canada Life
114
Canada Life
Manitoba, Canada
$53.5M
KBC Group
115
KBC Group
Belgium
$52.6M
GAM
116
Guinness Asset Management
United Kingdom
$52.1M
Treasurer of the State of North Carolina
117
Treasurer of the State of North Carolina
North Carolina
$52.1M
SPI
118
Santori & Peters Inc
Pennsylvania
$50.3M
CIBC Private Wealth Group
119
CIBC Private Wealth Group
Georgia
$49.5M
Mariner
120
Mariner
Kansas
$48.7M
TCM
121
TimesSquare Capital Management
New York
$48.6M
AAP
122
Aristotle Atlantic Partners
Florida
$47.9M
Aberdeen Group
123
Aberdeen Group
United Kingdom
$47.2M
LCIP
124
Life Cycle Investment Partners
$46.9M
FMI
125
Factory Mutual Insurance
Massachusetts
$44.2M