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Amphenol

2,002 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, 742 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: 742

14% less call options, than puts

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

Holders
2,002
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
State of New Jersey Common Pension Fund D
226
State of New Jersey Common Pension Fund D
New Jersey
$56.9M
Public Sector Pension Investment Board (PSP Investments)
227
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$56.7M
MPIA
228
Mountain Pacific Investment Advisers
Idaho
$55.8M
QCM
229
QRG Capital Management
Illinois
$55.4M
NLGIA
230
Nippon Life Global Investors Americas
New York
$55.3M
MTC
231
McDaniel Terry & Co
Texas
$52.4M
SOMRS
232
State of Michigan Retirement System
Michigan
$52.3M
Rafferty Asset Management
233
Rafferty Asset Management
New York
$52.2M
Acadian Asset Management
234
Acadian Asset Management
Massachusetts
$52M
FMI
235
Factory Mutual Insurance
Massachusetts
$51.9M
AHT
236
Amanah Holdings Trust
$51.7M
CNAM
237
Campbell Newman Asset Management
Wisconsin
$50M
UB
238
UMB Bank
Missouri
$49.7M
CIBC Asset Management
239
CIBC Asset Management
Ontario, Canada
$49.5M
Brown Advisory
240
Brown Advisory
Maryland
$49.4M
Jones Financial Companies
241
Jones Financial Companies
Missouri
$49.1M
D.E. Shaw & Co
242
D.E. Shaw & Co
New York
$48.6M
CIM
243
CCLA Investment Management
United Kingdom
$48.6M
DnB Asset Management
244
DnB Asset Management
Norway
$48.3M
FMII
245
Farmers & Merchants Investments Inc
Nebraska
$48.1M
GAM
246
Gotham Asset Management
New York
$47.8M
MIM
247
MetLife Investment Management
New Jersey
$47.6M
LIP
248
Liontrust Investment Partners
United Kingdom
$47.6M
ASRS
249
Arizona State Retirement System
Arizona
$46.9M
ProShare Advisors
250
ProShare Advisors
Maryland
$46.6M