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
JIC
301
Johnson Investment Counsel
Ohio
$6.76M
RPI
302
Railway Pension Investments
United Kingdom
$6.74M
PI
303
PineBridge Investments
New York
$6.69M
X
304
Xponance
Pennsylvania
$6.68M
PA
305
PFG Advisors
Arizona
$6.66M
MYAM
306
Meiji Yasuda Asset Management
Japan
$6.57M
RCM
307
Regency Capital Management
Hawaii
$6.46M
AAP
308
Arax Advisory Partners
Colorado
$6.45M
SWMP
309
Signature Wealth Management Partners
New Jersey
$6.4M
FAF
310
Fjarde Ap-fonden
Sweden
$6.37M
Truist Financial
311
Truist Financial
North Carolina
$6.29M
Osaic Holdings
312
Osaic Holdings
Arizona
$6.26M
Susquehanna International Group
313
Susquehanna International Group
Pennsylvania
$6.25M
BCIM
314
British Columbia Investment Management
British Columbia, Canada
$6.24M
SG
315
StoneX Group
New York
$6.16M
GAAM
316
Guinness Atkinson Asset Management
California
$6.15M
KC
317
Kepler Cheuvreux
$6.13M
Brown Advisory
318
Brown Advisory
Maryland
$6.08M
HTI
319
Hikari Tsushin Inc
Japan
$6.06M
US Bancorp
320
US Bancorp
Minnesota
$6M
CBU
321
CIBC Bancorp USA
Illinois
$5.99M
PIA
322
Petredis Investment Advisors
Pennsylvania
$5.96M
NYLIM
323
New York Life Investment Management
New York
$5.95M
FMC
324
First Merchants Corp
Indiana
$5.85M
CHAM
325
Clear Harbor Asset Management
Connecticut
$5.74M