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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
1326
$411K
1327
$410K
1328
$409K
1329
$408K
1330
$407K
1331
$406K
1332
$404K
1333
$403K
1334
$403K
1335
$401K
1336
$399K
1337
$399K
1338
$398K
1339
$396K
1340
$396K
1341
$396K
1342
$396K
1343
$395K
1344
$393K
1345
$392K
1346
$390K
1347
$389K
1348
$388K
1349
$388K
1350
$387K