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Amphenol

1,812 hedge funds and large institutions have $141B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 282 funds opening new positions, 712 increasing their positions, 616 reducing their positions, and 87 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

16% more repeat investments, than reductions

Existing positions increased: 712 | Existing positions reduced: 616

10% more funds holding

Funds holding: 1,6401,812 (+172)

2.98% less ownership

Funds ownership: 96.13%93.15% (-3%)

Holders
1,812
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
92
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$764M
Puts
$539M
Net Calls
Net Calls Change

Top Buyers

1 +$1.82B
2 +$993M
3 +$787M
4
BlackRock
BlackRock
New York
+$778M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$548M

Top Sellers

1 -$1.89B
2 -$1.18B
3 -$1.09B
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$529M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$299M
Name Holding Trade Value Shares
Change
Change in
Stake
CFD
1601
Creative Financial Designs
Indiana
$190K
MAM
1602
Morse Asset Management
Connecticut
$186K
TIM
1603
Tortoise Investment Management
New York
$179K
KFI
1604
Key Financial Inc
Pennsylvania
$178K
BCM
1605
Berbice Capital Management
New York
$173K
IWA
1606
Icon Wealth Advisors
Texas
$173K
CTC
1607
Central Trust Company
Missouri
$173K
DCM
1608
Davis Capital Management
Florida
$172K
ACM
1609
Anfield Capital Management
California
$172K
NC
1610
North Capital
Utah
$171K
AAS
1611
Ameritas Advisory Services
Nebraska
$167K
KFA
1612
Kelleher Financial Advisors
New York
$162K
MA
1613
MCF Advisors
Kentucky
$154K
WB
1614
Webster Bank
Connecticut
$149K
KSB
1615
Kennebec Savings Bank
Maine
$149K
FFO
1616
Fortitude Family Office
Arizona
$147K
WIM
1617
Westside Investment Management
California
$146K
AG
1618
AmeriFlex Group
Nevada
$146K
WA
1619
WPG Advisers
Maryland
$145K
LI
1620
LRI Investments
Florida
$142K
Optiver Holding
1621
Optiver Holding
Netherlands
$138K
TIM
1622
Thompson Investment Management
Wisconsin
$135K
CGA
1623
Compound Global Advisors
Washington
$135K
EPAM
1624
Evelyn Partners Asset Management
$131K
NECFA
1625
New England Capital Financial Advisors
Connecticut
$126K