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Amphenol

1,646 hedge funds and large institutions have $115B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 328 funds opening new positions, 556 increasing their positions, 571 reducing their positions, and 89 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more call options, than puts

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

16% more funds holding

Funds holding: 1,4231,646 (+223)

0.73% more ownership

Funds ownership: 95.44%96.17% (+0.73%)

3% less repeat investments, than reductions

Existing positions increased: 556 | Existing positions reduced: 571

Holders
1,646
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
77
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$537M
Puts
$373M
Net Calls
Net Calls Change

Top Buyers

1 +$615M
2 +$444M
3 +$407M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$304M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$276M
Name Holding Trade Value Shares
Change
Change in
Stake
1026
$709K
1027
$705K
1028
$704K
1029
$704K
1030
$694K
1031
$692K
1032
$687K
1033
$686K
1034
$686K
1035
$683K
1036
$682K
1037
$681K
1038
$681K
1039
$678K
1040
$675K
1041
$672K
1042
$672K
1043
$671K
1044
$664K
1045
$662K
1046
$649K
1047
$643K
1048
$636K
1049
$636K
1050
$634K