1,027 hedge funds and large institutions have $37.4B invested in Ametek in 2025 Q3 according to their latest regulatory filings, with 119 funds opening new positions, 387 increasing their positions, 341 reducing their positions, and 74 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 → $37.4B (+$642M)

1.82% less ownership

Funds ownership: 88.09%86.27% (-1.8%)

7% less funds holding in top 10

Funds holding in top 10: 1514 (-1)

Holders
1,027
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
NCM
226
Novare Capital Management
North Carolina
$13.3M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
227
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$13.2M
AAF
228
Andra AP-fonden
Sweden
$13.2M
SAM
229
Scopus Asset Management
New York
$13.2M
Credit Agricole
230
Credit Agricole
France
$13M
AssetMark Inc
231
AssetMark Inc
California
$12.9M
ASRS
232
Arizona State Retirement System
Arizona
$12.8M
EGM
233
Engineers Gate Manager
New York
$12.8M
MPM
234
Meritage Portfolio Management
Kansas
$12.8M
MOACM
235
Mutual of America Capital Management
New York
$12.7M
AIM
236
AXA Investment Managers
France
$12.5M
Comerica Bank
237
Comerica Bank
Texas
$12.5M
BTW
238
Boston Trust Walden
Massachusetts
$12.4M
CF
239
Covea Finance
France
$12.1M
BS
240
Banco Santander
Spain
$12M
SOMRS
241
State of Michigan Retirement System
Michigan
$11.7M
CIBC Asset Management
242
CIBC Asset Management
Ontario, Canada
$11.6M
JA
243
JLB & Associates
Michigan
$11.5M
Handelsbanken Fonder
244
Handelsbanken Fonder
Sweden
$11.4M
VMPIC
245
Varma Mutual Pension Insurance Co
Finland
$11.4M
CRM
246
Cramer Rosenthal McGlynn
Connecticut
$11.2M
TMAM
247
Tokio Marine Asset Management
Japan
$11.1M
CNB
248
Czech National Bank
Czech Republic
$11M
MSE
249
MUFG Securities EMEA
United Kingdom
$10.8M
MIM
250
MetLife Investment Management
New Jersey
$10.8M