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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
SDIC
551
South Dakota Investment Council
South Dakota
$1.59M
NMIMC
552
Northwestern Mutual Investment Management Company
Wisconsin
$1.58M
LA
553
LBP AM
France
$1.58M
MFG
554
Monte Financial Group
Connecticut
$1.56M
ETC
555
Exchange Traded Concepts
Oklahoma
$1.55M
RWP
556
RWA Wealth Partners
Massachusetts
$1.55M
WF
557
WoodTrust Financial
Wisconsin
$1.55M
EOJOAM
558
E. Ohman J:or Asset Management
Sweden
$1.55M
TM
559
Taproot Management
New York
$1.54M
LAM
560
LECAP Asset Management
United Kingdom
$1.54M
BBVA
561
Banco Bilbao Vizcaya Argentaria
Spain
$1.51M
ECM
562
ExodusPoint Capital Management
New York
$1.51M
NSUP
563
NLB Skladi upravljanje premozenja
$1.5M
NLGIA
564
Nippon Life Global Investors Americas
New York
$1.48M
DT
565
Diversified Trust
Tennessee
$1.48M
AC
566
AlphaCore Capital
California
$1.48M
SC
567
Savant Capital
Illinois
$1.47M
WA
568
Wasatch Advisors
Utah
$1.44M
MMA
569
Miracle Mile Advisors
California
$1.44M
NDSIB
570
North Dakota State Investment Board
North Dakota
$1.43M
MYLI
571
Meiji Yasuda Life Insurance
Japan
$1.42M
WPW
572
Waldron Private Wealth
Pennsylvania
$1.42M
MGP
573
Metis Global Partners
California
$1.41M
MAM
574
Meeder Asset Management
Ohio
$1.4M
DA
575
Drake & Associates
Wisconsin
$1.37M