1,028 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, 388 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: 88.1%86.28% (-1.8%)

7% less funds holding in top 10

Funds holding in top 10: 1514 (-1)

Holders
1,028
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
GH
401
GAM Holding
Switzerland
$3.11M
P
402
&Partners
Tennessee
$3.08M
LCM
403
Landscape Capital Management
New Jersey
$3.07M
TAF
404
Tredje AP-fonden
Sweden
$3.06M
CIS
405
Capital International Sarl
California
$2.99M
Jacobs Levy Equity Management
406
Jacobs Levy Equity Management
New Jersey
$2.98M
ET
407
Entropy Technologies
New York
$2.92M
Focus Partners Wealth
408
Focus Partners Wealth
Massachusetts
$2.89M
STA
409
Summit Trail Advisors
New York
$2.87M
DA
410
Drake & Associates
Wisconsin
$2.83M
PWM
411
Perigon Wealth Management
California
$2.83M
EAM
412
Erste Asset Management
Austria
$2.83M
AWM
413
Accurate Wealth Management
Florida
$2.81M
SIA
414
Sit Investment Associates
Minnesota
$2.76M
MFS
415
Mirabella Financial Services
United Kingdom
$2.72M
KRS
416
Kentucky Retirement Systems
Kentucky
$2.72M
BCCM
417
Bridge Creek Capital Management
Massachusetts
$2.72M
AWM
418
Apollon Wealth Management
South Carolina
$2.71M
FDS
419
Freedom Day Solutions
Texas
$2.71M
FPAS
420
Focus Partners Advisor Solutions
Missouri
$2.69M
FPW
421
Fairvoy Private Wealth
Alabama
$2.68M
AIM
422
Aigen Investment Management
New York
$2.67M
BFG
423
Bleakley Financial Group
New Jersey
$2.64M
LFM
424
LGT Fund Management
Liechtenstein
$2.62M
AA
425
ALPS Advisors
Colorado
$2.61M