1,009 hedge funds and large institutions have $37B invested in Ametek in 2025 Q3 according to their latest regulatory filings, with 118 funds opening new positions, 380 increasing their positions, 334 reducing their positions, and 75 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:

1% more capital invested

Capital invested by funds: $36.7B → $37B (+$292M)

2.62% less ownership

Funds ownership: 87.97%85.35% (-2.6%)

7% less funds holding in top 10

Funds holding in top 10: 1514 (-1)

Holders
1,009
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
AAF
226
Andra AP-fonden
Sweden
$13.2M
SAM
227
Scopus Asset Management
New York
$13.2M
Credit Agricole
228
Credit Agricole
France
$13M
AssetMark Inc
229
AssetMark Inc
California
$12.9M
ASRS
230
Arizona State Retirement System
Arizona
$12.8M
EGM
231
Engineers Gate Manager
New York
$12.8M
MPM
232
Meritage Portfolio Management
Kansas
$12.8M
MOACM
233
Mutual of America Capital Management
New York
$12.7M
AIM
234
AXA Investment Managers
France
$12.5M
Comerica Bank
235
Comerica Bank
Texas
$12.5M
BTW
236
Boston Trust Walden
Massachusetts
$12.4M
CF
237
Covea Finance
France
$12.1M
BS
238
Banco Santander
Spain
$12M
SOMRS
239
State of Michigan Retirement System
Michigan
$11.7M
CIBC Asset Management
240
CIBC Asset Management
Ontario, Canada
$11.6M
JA
241
JLB & Associates
Michigan
$11.5M
Handelsbanken Fonder
242
Handelsbanken Fonder
Sweden
$11.4M
VMPIC
243
Varma Mutual Pension Insurance Co
Finland
$11.4M
CRM
244
Cramer Rosenthal McGlynn
Connecticut
$11.2M
TMAM
245
Tokio Marine Asset Management
Japan
$11.1M
CNB
246
Czech National Bank
Czech Republic
$11M
MSE
247
MUFG Securities EMEA
United Kingdom
$10.8M
MIM
248
MetLife Investment Management
New Jersey
$10.8M
First Trust Advisors
249
First Trust Advisors
Illinois
$10.7M
Carson Wealth (CWM LLC)
250
Carson Wealth (CWM LLC)
Nebraska
$10.7M