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Amphenol

1,812 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, 712 increasing their positions, 616 reducing their positions, and 87 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: 712 | Existing positions reduced: 616

10% more funds holding

Funds holding: 1,6401,812 (+172)

2.98% less ownership

Funds ownership: 96.13%93.15% (-3%)

Holders
1,812
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 +$1.82B
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
Nomura Holdings
451
Nomura Holdings
Japan
$11.9M
MIF
452
Mediolanum International Funds
Ireland
$11.9M
SRC
453
Stone Run Capital
New York
$11.8M
Cambridge Investment Research Advisors
454
Cambridge Investment Research Advisors
Iowa
$11.8M
TRSOTSOK
455
Teachers Retirement System of the State of Kentucky
Kentucky
$11.7M
CGH
456
Crossmark Global Holdings
Texas
$11.6M
Skandinaviska Enskilda Banken (SEB)
457
Skandinaviska Enskilda Banken (SEB)
Sweden
$11.6M
PIA
458
Petredis Investment Advisors
Pennsylvania
$11.4M
KIA
459
Knollwood Investment Advisory
Maryland
$11.3M
VLKIM
460
Van Lanschot Kempen Investment Management
Netherlands
$11.2M
SCM
461
Sone Capital Management
New York
$11.1M
TI
462
Tidal Investments
Wisconsin
$11M
HNB
463
Huntington National Bank
Ohio
$11M
RCM
464
Regency Capital Management
Hawaii
$11M
TWC
465
TD Waterhouse Canada
Ontario, Canada
$11M
WBC
466
Westpac Banking Corp
Australia
$10.9M
ZEP
467
Zeno Equity Partners
United Kingdom
$10.9M
AMI
468
Amica Mutual Insurance
Rhode Island
$10.8M
SCTC
469
Sanibel Captiva Trust Company
Florida
$10.8M
LG
470
LaFleur & Godfrey
Michigan
$10.7M
CCS
471
Concentric Capital Strategies
Connecticut
$10.6M
Verition Fund Management
472
Verition Fund Management
Connecticut
$10.5M
MIM
473
Morningstar Investment Management
Illinois
$10.5M
IIM
474
INTECH Investment Management
Florida
$10.4M
VRS
475
Virginia Retirement Systems
Virginia
$10.4M