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Amphenol

2,004 hedge funds and large institutions have $233B invested in Amphenol in 2025 Q4 according to their latest regulatory filings, with 308 funds opening new positions, 773 increasing their positions, 743 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

2% more funds holding in top 10

Funds holding in top 10: 9294 (+2)

4% more repeat investments, than reductions

Existing positions increased: 773 | Existing positions reduced: 743

14% less call options, than puts

Call options by funds: $643M | Put options by funds: $752M

Holders
2,004
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
94
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$643M
Puts
$752M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
STAS
1001
Strong Tower Advisory Services
Minnesota
$1.48M
HT
1002
Heritage Trust
Oklahoma
$1.47M
PWS
1003
Precision Wealth Strategies
Missouri
$1.47M
PAM
1004
Panagora Asset Management
Massachusetts
$1.47M
FFS
1005
Fischer Financial Services
Pennsylvania
$1.47M
DACS
1006
Dymon Asia Capital (Singapore)
Singapore
$1.47M
GC
1007
Grimes & Company
Massachusetts
$1.46M
SAM
1008
Sompo Asset Management
Japan
$1.46M
CT
1009
Chicago Trust
Illinois
$1.46M
SDIC
1010
South Dakota Investment Council
South Dakota
$1.46M
OIA
1011
OneDigital Investment Advisors
Kansas
$1.45M
AA
1012
Advisory Alpha
Michigan
$1.45M
GIA
1013
Gateway Investment Advisers
Ohio
$1.44M
EWA
1014
EverSource Wealth Advisors
Alabama
$1.44M
CCA
1015
Checchi Capital Advisers
California
$1.44M
AIM
1016
Advyzon Investment Management
Illinois
$1.44M
MFGM
1017
Marshall Financial Group (Maryland)
Maryland
$1.43M
BFA
1018
Brown Financial Advisors
Ohio
$1.43M
LWAM
1019
Legacy Wealth Asset Management
Minnesota
$1.41M
TPI
1020
Trust Point Inc
Wisconsin
$1.41M
HP
1021
Hilltop Partners
Indiana
$1.4M
DWT
1022
Dorsey & Whitney Trust
South Dakota
$1.4M
Grantham, Mayo, Van Otterloo & Co (GMO)
1023
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$1.39M
FAB
1024
First American Bank
Illinois
$1.39M
CIA
1025
Compass Ion Advisors
Pennsylvania
$1.38M