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Amphenol

1,824 hedge funds and large institutions have $141B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 283 funds opening new positions, 720 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: 720 | Existing positions reduced: 619

11% more funds holding

Funds holding: 1,6451,824 (+179)

2.88% less ownership

Funds ownership: 96.13%93.25% (-2.9%)

Holders
1,824
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
26
$964M
27
$963M
28
$901M
29
$890M
30
$887M
31
$837M
32
$810M
33
$769M
34
$765M
35
$747M
36
$741M
37
$731M
38
$711M
39
$662M
40
$632M
41
$571M
42
$549M
43
$508M
44
$495M
45
$491M
46
$473M
47
$472M
48
$469M
49
$465M
50
$443M