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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
NG
626
Norden Group
Utah
$1.01M
BWM
627
Biltmore Wealth Management
Arizona
$999K
CFB
628
Cullen/Frost Bankers
Texas
$991K
LWCFA
629
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$990K
KJHP
630
K.J. Harrison & Partners
Ontario, Canada
$976K
CFO
631
Callan Family Office
Pennsylvania
$976K
MIM
632
Morningstar Investment Management
Illinois
$968K
KIA
633
Knollwood Investment Advisory
Maryland
$965K
KPWS
634
Kestra Private Wealth Services
Texas
$959K
LIM
635
Leavell Investment Management
Alabama
$958K
AV
636
Alamea Verwaltungs
New Jersey
$955K
PAW
637
Plan A Wealth
Nebraska
$948K
MCM
638
Manchester Capital Management
Vermont
$943K
Capstone Investment Advisors
639
Capstone Investment Advisors
New York
$938K
BP
640
Ballentine Partners
Massachusetts
$923K
EDRH
641
Edmond de Rothschild Holding
Switzerland
$913K
AAS
642
Annex Advisory Services
Wisconsin
$913K
SIG
643
Sargent Investment Group
Maryland
$910K
EI
644
EFG International
$905K
AWM
645
Absher Wealth Management
North Carolina
$901K
CWM
646
Connecticut Wealth Management
Connecticut
$897K
RCM
647
Requisite Capital Management
Texas
$893K
HSA
648
HBK Sorce Advisory
Pennsylvania
$890K
CB
649
Community Bank
New York
$886K
MAM
650
Martingale Asset Management
Massachusetts
$879K