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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
TPBG
926
Turning Point Benefit Group
Maryland
$203K
PCM
927
Prelude Capital Management
New York
$202K
AA
928
Alta Advisers
United Kingdom
$201K
RWA
929
River Wealth Advisors
Pennsylvania
$201K
LSA
930
Leonteq Securities AG
Switzerland
$190K
WTA
931
Washington Trust Advisors
Massachusetts
$182K
VEA
932
Virtus ETF Advisers
New York
$177K
SOW
933
State of Wyoming
Wyoming
$176K
Cohen & Steers
934
Cohen & Steers
New York
$171K
PFBT
935
Parkside Financial Bank & Trust
Missouri
$154K
NEWAS
936
N.E.W. Advisory Services
Wisconsin
$152K
CT
937
Colonial Trust
South Carolina
$152K
CFO
938
CVA Family Office
Colorado
$140K
OL
939
OneFund LLC
Florida
$138K
SWM
940
SHP Wealth Management
Massachusetts
$136K
HFS
941
Hantz Financial Services
Michigan
$134K
PAI
942
Pittenger & Anderson Inc
Nebraska
$133K
HIA
943
Harbor Investment Advisory
Maryland
$132K
WETS
944
Wealth Enhancement Trust Services
South Dakota
$121K
OP
945
Oslo Pensjonsforsikring
$110K
EB
946
Eastern Bank
Massachusetts
$109K
CH
947
Cromwell Holdings
Wyoming
$103K
PTC
948
Private Trust Company
Ohio
$97.5K
AIM
949
Axiom Investment Management
New York
$90.9K
TWD
950
True Wealth Design
Ohio
$87.5K