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Amphenol

1,819 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, 716 increasing their positions, 619 reducing their positions, and 85 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: 716 | Existing positions reduced: 619

11% more funds holding

Funds holding: 1,6411,819 (+178)

2.89% less ownership

Funds ownership: 96.13%93.24% (-2.9%)

Holders
1,819
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 +$1.61B
2 +$880M
3 +$698M
4
BlackRock
BlackRock
New York
+$690M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$486M

Top Sellers

1 -$1.68B
2 -$1.04B
3 -$971M
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$469M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$265M
Name Holding Trade Value Shares
Change
Change in
Stake
GVAG
1601
Great Valley Advisor Group
Delaware
$200K
MCM
1602
MV Capital Management
Maryland
$197K
TFM
1603
TFC Financial Management
Massachusetts
$197K
GSWM
1604
Golden State Wealth Management
California
$197K
PCM
1605
Polymer Capital Management
New York
$197K
CFD
1606
Creative Financial Designs
Indiana
$190K
MAM
1607
Morse Asset Management
Connecticut
$186K
TIM
1608
Tortoise Investment Management
New York
$179K
KFI
1609
Key Financial Inc
Pennsylvania
$178K
BCM
1610
Berbice Capital Management
New York
$173K
IWA
1611
Icon Wealth Advisors
Texas
$173K
CTC
1612
Central Trust Company
Missouri
$173K
DCM
1613
Davis Capital Management
Florida
$172K
ACM
1614
Anfield Capital Management
California
$172K
NC
1615
North Capital
Utah
$171K
AAS
1616
Ameritas Advisory Services
Nebraska
$167K
KFA
1617
Kelleher Financial Advisors
New York
$162K
MA
1618
MCF Advisors
Kentucky
$154K
WB
1619
Webster Bank
Connecticut
$149K
KSB
1620
Kennebec Savings Bank
Maine
$149K
FFO
1621
Fortitude Family Office
Arizona
$147K
WIM
1622
Westside Investment Management
California
$146K
AG
1623
AmeriFlex Group
Nevada
$146K
WA
1624
WPG Advisers
Maryland
$145K
LI
1625
LRI Investments
Florida
$142K