1,116 hedge funds and large institutions have $42.1B invested in Ametek in 2025 Q4 according to their latest regulatory filings, with 180 funds opening new positions, 398 increasing their positions, 370 reducing their positions, and 70 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: $ → $

9% more funds holding

Funds holding: 1,0271,116 (+89)

2.87% more ownership

Funds ownership: 86.26%89.14% (+2.9%)

8% more repeat investments, than reductions

Existing positions increased: 398 | Existing positions reduced: 370

Holders
1,116
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
DB
101
Danske Bank
Denmark
$65.9M
Caisse de Depot et Placement du Quebec (CDPQ)
102
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$64.7M
PAM
103
Panagora Asset Management
Massachusetts
$64.3M
RMDI
104
R.M. Davis Inc
Maine
$63.9M
National Pension Service
105
National Pension Service
South Korea
$62.9M
CRC
106
Curi RMB Capital
Illinois
$60M
Universal-Beteiligungs- und Servicegesellschaft
107
Universal-Beteiligungs- und Servicegesellschaft
Germany
$59.5M
Victory Capital Management
108
Victory Capital Management
Texas
$59.4M
AllianceBernstein
109
AllianceBernstein
Tennessee
$57.1M
PPF
110
PFA Pension Forsikringsaktieselskab
$56.4M
CIM
111
CCLA Investment Management
United Kingdom
$55.7M
CAPTRUST Financial Advisors
112
CAPTRUST Financial Advisors
North Carolina
$55.1M
Bank of Montreal
113
Bank of Montreal
Ontario, Canada
$54.3M
ERSOT
114
Employees Retirement System of Texas
Texas
$53.8M
Canada Life
115
Canada Life
Manitoba, Canada
$53.5M
KBC Group
116
KBC Group
Belgium
$52.6M
GAM
117
Guinness Asset Management
United Kingdom
$52.1M
Treasurer of the State of North Carolina
118
Treasurer of the State of North Carolina
North Carolina
$52.1M
SPI
119
Santori & Peters Inc
Pennsylvania
$50.3M
CIBC Private Wealth Group
120
CIBC Private Wealth Group
Georgia
$49.5M
Mariner
121
Mariner
Kansas
$48.7M
TCM
122
TimesSquare Capital Management
New York
$48.6M
AAP
123
Aristotle Atlantic Partners
Florida
$47.9M
Aberdeen Group
124
Aberdeen Group
United Kingdom
$47.2M
LCIP
125
Life Cycle Investment Partners
$46.9M