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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
CG
751
Caprock Group
Idaho
$486K
WIA
752
World Investment Advisors
California
$478K
LWM
753
Lyell Wealth Management
California
$477K
FTWA
754
Fifth Third Wealth Advisors
Ohio
$477K
CI
755
Cigna Investments
Connecticut
$471K
ASN
756
Advisory Services Network
Georgia
$469K
RFN
757
RDA Financial Network
Iowa
$468K
GFA
758
Gallagher Fiduciary Advisors
Illinois
$466K
IAA
759
Independent Advisor Alliance
North Carolina
$465K
PA
760
Profund Advisors
Maryland
$464K
KPWG
761
KFA Private Wealth Group
Virginia
$463K
DIM
762
Delta Investment Management
California
$457K
OCA
763
OpenArc Corporate Advisory
Georgia
$457K
FFN
764
Focus Financial Network
Minnesota
$456K
TC
765
TAGStone Capital
North Carolina
$451K
LWM
766
LJI Wealth Management
Indiana
$447K
JWCA
767
J.W. Cole Advisors
Florida
$447K
CI
768
CX Institutional
Indiana
$445K
WDA
769
Wendell David Associates
New Hampshire
$445K
AIP
770
Ameritas Investment Partners
Nebraska
$442K
PS
771
Principal Securities
Iowa
$439K
TCWA
772
Turtle Creek Wealth Advisors
Texas
$435K
PJSIMP
773
P.J. Schmidt Investment Management (PJS)
Wisconsin
$434K
CFGW
774
Chancellor Financial Group WB
Pennsylvania
$429K
SRC
775
Shufro Rose & Co
New York
$429K