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
GAM
376
Generali Asset Management
Italy
$3.69M
BCI
377
Brinker Capital Investments
Pennsylvania
$3.66M
KAS
378
Kestra Advisory Services
Texas
$3.61M
ClearBridge Investments
379
ClearBridge Investments
New York
$3.58M
MGP
380
Metis Global Partners
California
$3.56M
VIM
381
Vinva Investment Management
Australia
$3.47M
MC
382
Moors & Cabot
Massachusetts
$3.46M
MCM
383
MAI Capital Management
Ohio
$3.46M
BCM
384
Buckhead Capital Management
Georgia
$3.39M
CWP
385
Core Wealth Partners
California
$3.38M
HP
386
Hikari Power
Japan
$3.35M
CCIA
387
Campbell & Co Investment Adviser
Maryland
$3.3M
SCM
388
Seascape Capital Management
New Hampshire
$3.29M
BRCM
389
Bright Rock Capital Management
Massachusetts
$3.29M
Baird Financial Group
390
Baird Financial Group
Wisconsin
$3.21M
NRS
391
Neville Rodie & Shaw
New York
$3.19M
SPIA
392
Steward Partners Investment Advisory
New York
$3.14M
MSU
393
Mizuho Securities USA
New York
$3.11M
GH
394
GAM Holding
Switzerland
$3.11M
P
395
&Partners
Tennessee
$3.08M
LCM
396
Landscape Capital Management
New Jersey
$3.07M
TAF
397
Tredje AP-fonden
Sweden
$3.06M
SC
398
Savant Capital
Illinois
$3.01M
CIS
399
Capital International Sarl
California
$2.99M
Jacobs Levy Equity Management
400
Jacobs Levy Equity Management
New Jersey
$2.98M