1,123 hedge funds and large institutions have $42.1B invested in Ametek in 2025 Q4 according to their latest regulatory filings, with 183 funds opening new positions, 399 increasing their positions, 372 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: 1,0301,123 (+93)

2.92% more ownership

Funds ownership: 86.28%89.2% (+2.9%)

7% more repeat investments, than reductions

Existing positions increased: 399 | Existing positions reduced: 372

Holders
1,123
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
DnB Asset Management
226
DnB Asset Management
Norway
$15.5M
HF
227
HRT Financial
New York
$15.4M
LF
228
Lansforsakringar Fondforvaltning
Sweden
$15M
VMPIC
229
Varma Mutual Pension Insurance Co
Finland
$14.6M
NCM
230
Novare Capital Management
North Carolina
$14.4M
Verition Fund Management
231
Verition Fund Management
Connecticut
$14.2M
BDLIB
232
Banque de Luxembourg Investments (BLI)
Luxembourg
$14.2M
RAM
233
Resona Asset Management
Japan
$14.2M
MPM
234
Meritage Portfolio Management
Kansas
$13.7M
Bank of Nova Scotia
235
Bank of Nova Scotia
Ontario, Canada
$13.3M
EWA
236
EP Wealth Advisors
California
$13.3M
CF
237
Covea Finance
France
$13.2M
ASRS
238
Arizona State Retirement System
Arizona
$13M
KCM
239
Kornitzer Capital Management
Kansas
$13M
MSE
240
MUFG Securities EMEA
United Kingdom
$12.8M
Carson Wealth (CWM LLC)
241
Carson Wealth (CWM LLC)
Nebraska
$12.6M
CNB
242
Czech National Bank
Czech Republic
$12.5M
SOMRS
243
State of Michigan Retirement System
Michigan
$12.4M
Handelsbanken Fonder
244
Handelsbanken Fonder
Sweden
$12.3M
TIG
245
Tribune Investment Group
New York
$12.3M
JA
246
JLB & Associates
Michigan
$12.3M
Stifel Financial
247
Stifel Financial
Missouri
$12.1M
TMAM
248
Tokio Marine Asset Management
Japan
$11.8M
MIM
249
MetLife Investment Management
New Jersey
$11.3M
Creative Planning
250
Creative Planning
Kansas
$11.2M