1,018 hedge funds and large institutions have $37.3B invested in Ametek in 2025 Q3 according to their latest regulatory filings, with 119 funds opening new positions, 385 increasing their positions, 337 reducing their positions, and 76 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

2% more capital invested

Capital invested by funds: $36.7B → $37.3B (+$588M)

1.95% less ownership

Funds ownership: 88.09%86.14% (-1.9%)

7% less funds holding in top 10

Funds holding in top 10: 1514 (-1)

Holders
1,018
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$48.8M
Puts
$15.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Prudential Financial
151
Prudential Financial
New Jersey
$27.3M
RMA
152
Roffman Miller Associates
Pennsylvania
$27.1M
VNIM
153
Vaughan Nelson Investment Management
Texas
$26.3M
DS
154
Dudley & Shanley
Florida
$26.3M
WorldQuant Millennium Advisors
155
WorldQuant Millennium Advisors
New York
$26.2M
APG Asset Management
156
APG Asset Management
Netherlands
$25.6M
Bank of Nova Scotia
157
Bank of Nova Scotia
Ontario, Canada
$25.4M
SO
158
STRS Ohio
Ohio
$24.7M
PCM
159
Palisade Capital Management
New Jersey
$24.7M
SSWM
160
Smith Salley Wealth Management
North Carolina
$24.7M
Skandinaviska Enskilda Banken (SEB)
161
Skandinaviska Enskilda Banken (SEB)
Sweden
$24.4M
Wealth Enhancement Advisory Services
162
Wealth Enhancement Advisory Services
Minnesota
$24.4M
MAM
163
Meeder Asset Management
Ohio
$24.3M
New York State Common Retirement Fund
164
New York State Common Retirement Fund
New York
$24.1M
VOYA Investment Management
165
VOYA Investment Management
Georgia
$23.7M
LGF
166
LGT Group Foundation
Liechtenstein
$23.4M
State of Wisconsin Investment Board
167
State of Wisconsin Investment Board
Wisconsin
$23.3M
CC
168
Cornerstone Capital
California
$23.1M
Chevy Chase Trust
169
Chevy Chase Trust
Maryland
$22.9M
Verition Fund Management
170
Verition Fund Management
Connecticut
$22.7M
Luther King Capital Management (LKCM)
171
Luther King Capital Management (LKCM)
Texas
$22.4M
FDCDDQ
172
Federation des caisses Desjardins du Quebec
Quebec, Canada
$22.2M
Zurich Cantonal Bank
173
Zurich Cantonal Bank
Switzerland
$21.6M
NC
174
Nicholas Company
Wisconsin
$21.5M
Pictet Asset Management
175
Pictet Asset Management
Switzerland
$21.1M