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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
Alyeska Investment Group
1826
Alyeska Investment Group
Illinois
SIG
1827
Senator Investment Group
New York
N
1828
Natixis
France
PHK
1829
Point72 Hong Kong
Hong Kong
NNPTE
1830
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne
Poland
WA
1831
Waterford Advisors
New York
PD
1832
Point72 (DIFC)
United Arab Emirates
Temasek Holdings
1833
Temasek Holdings
Singapore
QC
1834
Quadrature Capital
United Kingdom
NG
1835
NWK Group
California
TI
1836
Trexquant Investment
Connecticut
BCM
1837
Bayesian Capital Management
New York
BIMC
1838
Benson Investment Management Company
Virginia
CCM
1839
CloudAlpha Capital Management
Hong Kong
BDLIB
1840
Banque de Luxembourg Investments (BLI)
Luxembourg
FRM
1841
Fox Run Management
Connecticut
WA
1842
Wasatch Advisors
Utah
CM
1843
Caption Management
Oklahoma
PF
1844
Phoenix Financial
Israel
PC
1845
Promus Capital
Illinois
KI
1846
Keystone Investors
Singapore
RL
1847
Retireful LLC
Michigan
PMAM
1848
Picton Mahoney Asset Management
Ontario, Canada
FIA
1849
FNY Investment Advisers
New York
SCM
1850
Stevens Capital Management
Pennsylvania