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1,150 hedge funds and large institutions have $43B invested in Ametek in 2026 Q1 according to their latest regulatory filings, with 136 funds opening new positions, 463 increasing their positions, 369 reducing their positions, and 90 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: $42.1B → $43B (+$859M)

1.54% less ownership

Funds ownership: 89.22%87.68% (-1.5%)

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

Holders
1,150
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
22
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$99M
Puts
$46.3M
Net Calls
Net Calls Change

Top Buyers

1 +$247M
2 +$168M
3 +$143M
4
Two Sigma Investments
Two Sigma Investments
New York
+$138M
5
JP Morgan Chase
JP Morgan Chase
New York
+$122M

Top Sellers

1 -$256M
2 -$232M
3 -$215M
4
BlackRock
BlackRock
New York
-$183M
5
ATO
Alecta Tjanstepension Omsesidigt
Sweden
-$165M
Name Holding Trade Value Shares
Change
Change in
Stake
HA
501
Harfst & Associates
Wyoming
$2.21M
ALMGDA
502
AG2R La Mondiale Gestion d'Actifs
France
$2.21M
SCM
503
Sandler Capital Management
New York
$2.2M
IFU
504
iSAM Funds (UK)
United Kingdom
$2.17M
TWP
505
Tyche Wealth Partners
Texas
$2.15M
TCPG
506
Trivant Custom Portfolio Group
California
$2.09M
DILIC
507
Dai-ichi Life Insurance Company
Japan
$2.08M
FM
508
Family Management
New York
$2.06M
GCC
509
Guardian Capital (Canada)
Ontario, Canada
$2.02M
MFG
510
Merit Financial Group
Georgia
$2M
LOAMS
511
Lombard Odier Asset Management (Switzerland)
Switzerland
$1.99M
WG
512
Winton Group
United Kingdom
$1.98M
RB
513
Rodgers Brothers
Pennsylvania
$1.98M
EH
514
Equitable Holdings
New York
$1.96M
KIC
515
Kensington Investment Counsel
California
$1.96M
CPCPP
516
Canada Post Corporation Pension Plan
Canada
$1.96M
GIA
517
Gateway Investment Advisers
Ohio
$1.94M
RMC
518
Resources Management Corp
Connecticut
$1.94M
CGH
519
Crossmark Global Holdings
Texas
$1.92M
HWM
520
HB Wealth Management
Georgia
$1.92M
IIM
521
Illumine Investment Management
Washington
$1.87M
TWC
522
TD Waterhouse Canada
Ontario, Canada
$1.87M
MAG
523
Mayfair Advisory Group
Alabama
$1.86M
A
524
AustralianSuper
Australia
$1.86M
VPI
525
Value Partners Investments
Manitoba, Canada
$1.86M