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
HFS
1101
Hughes Financial Services
Virginia
$616
RPA
1102
Redwood Park Advisors
California
$616
NL
1103
NVWM LLC
Pennsylvania
$616
Q1WB
1104
Quest 10 Wealth Builders
Virginia
$542
EFMH
1105
E Fund Management (HK)
Hong Kong
$455
WW
1106
Winnow Wealth
Texas
$412
DCM
1107
Davis Capital Management
Florida
$411
QWM
1108
Quaker Wealth Management
New Jersey
$411
TC
1109
Trust Company
Kansas
$411
NRG
1110
Nemes Rush Group
Michigan
$411
AG
1111
AmeriFlex Group
Nevada
$411
LIA
1112
Luken Investment Analytics
Tennessee
$411
IAS
1113
IMA Advisory Services
Colorado
$410
BHWM
1114
Beaird Harris Wealth Management
Texas
$206
BCWM
1115
Bartlett & Co Wealth Management
Ohio
$205
RJA
1116
Ross\Johnson & Associates
Minnesota
$205
IP
1117
Interval Partners
New York
Zurich Cantonal Bank
1118
Zurich Cantonal Bank
Switzerland
Tudor Investment Corp
1119
Tudor Investment Corp
Connecticut
DCP
1120
Distillate Capital Partners
Illinois
Connor, Clark & Lunn Investment Management (CC&L)
1121
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
SCM
1122
Sone Capital Management
New York
EF
1123
Empowered Funds
Pennsylvania
MFS
1124
Mirabella Financial Services
United Kingdom
AIM
1125
Aigen Investment Management
New York