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
Carson Wealth (CWM LLC)
251
Carson Wealth (CWM LLC)
Nebraska
$10.7M
Robeco Institutional Asset Management
252
Robeco Institutional Asset Management
Netherlands
$10.5M
COPPSERS
253
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$10.4M
HighTower Advisors
254
HighTower Advisors
Illinois
$10.2M
MGIA
255
Moneta Group Investment Advisors
Missouri
$9.88M
OAC
256
OMERS Administration Corp
Ontario, Canada
$9.64M
Janney Montgomery Scott
257
Janney Montgomery Scott
Pennsylvania
$9.53M
JF
258
Jump Financial
Illinois
$9.45M
Retirement Systems of Alabama
259
Retirement Systems of Alabama
Alabama
$9.26M
SCM
260
Sone Capital Management
New York
$9.26M
MA
261
Montag & Associates
Georgia
$9.25M
MCM
262
Marsico Capital Management
Colorado
$9.14M
RBI
263
Raiffeisen Bank International
Austria
$9.09M
ECM
264
Eisler Capital Management
United Kingdom
$9.09M
CII
265
Capital International Inc
California
$9.01M
Creative Planning
266
Creative Planning
Kansas
$8.91M
Cetera Investment Advisers
267
Cetera Investment Advisers
Illinois
$8.9M
State of Tennessee, Department of Treasury
268
State of Tennessee, Department of Treasury
Tennessee
$8.89M
MGWM
269
Marks Group Wealth Management
Minnesota
$8.84M
FAF
270
Första AP-fonden
Sweden
$8.72M
CGPCS
271
Capital Group Private Client Services
California
$8.72M
BMSSC
272
B. Metzler seel. Sohn & Co
Germany
$8.65M
AB
273
Amalgamated Bank
New York
$8.55M
CCM
274
Carderock Capital Management
Maryland
$8.31M
II
275
IFM Investors
Australia
$8.26M