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Amphenol

1,819 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, 716 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: 716 | Existing positions reduced: 619

11% more funds holding

Funds holding: 1,6411,819 (+178)

2.89% less ownership

Funds ownership: 96.13%93.24% (-2.9%)

Holders
1,819
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
AV
451
ASR Vermogensbeheer
Netherlands
$11.9M
Nomura Holdings
452
Nomura Holdings
Japan
$11.9M
MIF
453
Mediolanum International Funds
Ireland
$11.9M
SRC
454
Stone Run Capital
New York
$11.8M
Cambridge Investment Research Advisors
455
Cambridge Investment Research Advisors
Iowa
$11.8M
TRSOTSOK
456
Teachers Retirement System of the State of Kentucky
Kentucky
$11.7M
CGH
457
Crossmark Global Holdings
Texas
$11.6M
Skandinaviska Enskilda Banken (SEB)
458
Skandinaviska Enskilda Banken (SEB)
Sweden
$11.6M
PIA
459
Petredis Investment Advisors
Pennsylvania
$11.4M
KIA
460
Knollwood Investment Advisory
Maryland
$11.3M
VLKIM
461
Van Lanschot Kempen Investment Management
Netherlands
$11.2M
SCM
462
Sone Capital Management
New York
$11.1M
TI
463
Tidal Investments
Wisconsin
$11M
HNB
464
Huntington National Bank
Ohio
$11M
RCM
465
Regency Capital Management
Hawaii
$11M
TWC
466
TD Waterhouse Canada
Ontario, Canada
$11M
WBC
467
Westpac Banking Corp
Australia
$10.9M
ZEP
468
Zeno Equity Partners
United Kingdom
$10.9M
AMI
469
Amica Mutual Insurance
Rhode Island
$10.8M
SCTC
470
Sanibel Captiva Trust Company
Florida
$10.8M
LG
471
LaFleur & Godfrey
Michigan
$10.7M
CCS
472
Concentric Capital Strategies
Connecticut
$10.6M
Verition Fund Management
473
Verition Fund Management
Connecticut
$10.5M
MIM
474
Morningstar Investment Management
Illinois
$10.5M
IIM
475
INTECH Investment Management
Florida
$10.4M