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
FMII
326
Farmers & Merchants Investments Inc
Nebraska
$5.66M
RIM
327
Rakuten Investment Management
Japan
$5.58M
PC
328
Promethos Capital
Massachusetts
$5.47M
Wealthfront Advisers
329
Wealthfront Advisers
California
$5.45M
OBAM
330
ODDO BHF Asset Management
France
$5.43M
AF
331
Aviso Financial
Ontario, Canada
$5.4M
NEI
332
Northwest & Ethical Investments
Ontario, Canada
$5.36M
DSC
333
Duncker Streett & Co
Missouri
$5.36M
ACM
334
Aquatic Capital Management
Illinois
$5.33M
SOADOR
335
State of Alaska Department of Revenue
Alaska
$5.28M
MMM
336
Mendel Money Management
Illinois
$5.11M
YCM
337
Yousif Capital Management
Michigan
$5.07M
VPIM
338
Vanguard Personalized Indexing Management
California
$5.06M
AUB
339
Atlantic Union Bankshares
Virginia
$4.97M
OSAM
340
O'Shaughnessy Asset Management
Connecticut
$4.97M
OPERF
341
Oregon Public Employees Retirement Fund
Oregon
$4.97M
EMPI
342
Elo Mutual Pension Insurance
Finland
$4.85M
NIM
343
NEOS Investment Management
Connecticut
$4.81M
BWL
344
Bogart Wealth LLC
Virginia
$4.77M
M&T Bank
345
M&T Bank
New York
$4.76M
EF
346
Empowered Funds
Pennsylvania
$4.69M
SCM
347
Sterling Capital Management
North Carolina
$4.62M
QCG
348
Quadrant Capital Group
Ohio
$4.62M
CIC
349
Carnegie Investment Counsel
Ohio
$4.61M
MC
350
Machina Capital
France
$4.58M