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Amphenol

1,802 hedge funds and large institutions have $140B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 283 funds opening new positions, 709 increasing their positions, 610 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: 709 | Existing positions reduced: 610

10% more funds holding

Funds holding: 1,6371,802 (+165)

3.56% less ownership

Funds ownership: 96.01%92.45% (-3.6%)

Holders
1,802
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
91
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 +$1.82B
2 +$993M
3 +$787M
4
BlackRock
BlackRock
New York
+$778M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$548M

Top Sellers

1 -$1.89B
2 -$1.18B
3 -$1.09B
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$529M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$299M
Name Holding Trade Value Shares
Change
Change in
Stake
IG
401
ING Group
Netherlands
$16.4M
SOADOR
402
State of Alaska Department of Revenue
Alaska
$16.2M
RPI
403
Railway Pension Investments
United Kingdom
$16.1M
WA
404
Watchtower Advisors
Connecticut
$16.1M
BBVA
405
Banco Bilbao Vizcaya Argentaria
Spain
$16M
FLPIM
406
F.L. Putnam Investment Management
Massachusetts
$15.9M
ICP
407
Ironvine Capital Partners
Nebraska
$15.6M
DWA
408
Dorsey Wright & Associates
California
$15.6M
CB
409
Commerce Bank
Missouri
$15.6M
SPIA
410
Steward Partners Investment Advisory
New York
$15.5M
EGM
411
Engineers Gate Manager
New York
$15.5M
PL
412
Parkwood LLC
Ohio
$15.4M
BAAM
413
Baker Avenue Asset Management
California
$15.4M
CCP
414
Clough Capital Partners
Massachusetts
$15.3M
HI
415
Horizon Investments
North Carolina
$15.3M
1CP
416
11 Capital Partners
Connecticut
$15.1M
BCI
417
Brinker Capital Investments
Pennsylvania
$15.1M
P
418
&Partners
Tennessee
$15M
MOS
419
MGO One Seven
Ohio
$14.8M
CP
420
CenterBook Partners
Connecticut
$14.7M
AI
421
Atria Investments
North Carolina
$14.7M
AAP
422
Aristotle Atlantic Partners
Florida
$14.5M
FDP
423
Financiere des Professionnels
Quebec, Canada
$14.5M
WP
424
Woodline Partners
California
$14.4M
WTC
425
WhitTier Trust Company
Nevada
$13.9M