1,109 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, 370 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: 1,0271,109 (+82)

2.27% more ownership

Funds ownership: 86.27%88.54% (+2.3%)

7% more repeat investments, than reductions

Existing positions increased: 396 | Existing positions reduced: 370

Holders
1,109
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
SS
1001
SBI Securities
Japan
$10.5K
SR
1002
Swiss Re
Switzerland
$10.5K
YAL
1003
Your Advocates Ltd
Texas
$10.3K
CA
1004
Crewe Advisors
Utah
$10.1K
HHMI
1005
Howard Hughes Medical Institute
Maryland
$10.1K
WCM
1006
Westend Capital Management
California
$9.65K
AF
1007
Alerus Financial
North Dakota
$9.44K
PGAM
1008
Princeton Global Asset Management
New Jersey
$9.44K
WAG
1009
Wilkerson Advisory Group
Missouri
$9.24K
GCM
1010
Gables Capital Management
Florida
$9.03K
SHIM
1011
Stone House Investment Management
Pennsylvania
$9.03K
MAM
1012
Marquette Asset Management
Minnesota
$8.83K
NWMP
1013
Noble Wealth Management PBC
Colorado
$8.83K
CTWM
1014
Cherry Tree Wealth Management
Minnesota
$8.62K
SL
1015
Salomon & Ludwin
Virginia
$8.24K
SC
1016
SouthState Corp
Florida
$8.21K
AIA
1017
Arcadia Investment Advisors
Idaho
$8.21K
IWM
1018
IMG Wealth Management
Florida
$8.21K
CWM
1019
Cedar Wealth Management
California
$7.39K
BSB
1020
Bangor Savings Bank
Maine
$7.39K
CMBA
1021
C.M. Bidwell & Associates
Hawaii
$7.19K
HFS
1022
Horizon Financial Services
North Carolina
$7.19K
MSWM
1023
Mowery & Schoenfeld Wealth Management
Illinois
$6.98K
ME
1024
McIlrath & Eck
Washington
$6.78K
JGIA
1025
Jackson Grant Investment Advisers
Connecticut
$6.16K