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Amphenol

1,631 hedge funds and large institutions have $114B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 326 funds opening new positions, 550 increasing their positions, 567 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 funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more call options, than puts

Call options by funds: $ | Put options by funds: $

16% more funds holding

Funds holding: 1,4101,631 (+221)

2.38% more ownership

Funds ownership: 93.35%95.73% (+2.4%)

3% less repeat investments, than reductions

Existing positions increased: 550 | Existing positions reduced: 567

Holders
1,631
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
76
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$537M
Puts
$373M
Net Calls
Net Calls Change

Top Buyers

1 +$743M
2 +$536M
3 +$492M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$368M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$333M
Name Holding Trade Value Shares
Change
Change in
Stake
Alyeska Investment Group
226
Alyeska Investment Group
Illinois
$40.8M
MTC
227
McDaniel Terry & Co
Texas
$40.3M
State of New Jersey Common Pension Fund D
228
State of New Jersey Common Pension Fund D
New Jersey
$40.2M
Susquehanna International Group
229
Susquehanna International Group
Pennsylvania
$39.9M
JF
230
Jump Financial
Illinois
$39.6M
RG
231
Renaissance Group
Kentucky
$39.6M
Rafferty Asset Management
232
Rafferty Asset Management
New York
$39.4M
FMI
233
Factory Mutual Insurance
Massachusetts
$38.9M
Bank of Nova Scotia
234
Bank of Nova Scotia
Ontario, Canada
$38.4M
WAM
235
Weiss Asset Management
Massachusetts
$38.2M
AHT
236
Amanah Holdings Trust
$37.8M
UB
237
UMB Bank
Missouri
$37.6M
FMII
238
Farmers & Merchants Investments Inc
Nebraska
$37.5M
Macquarie Group
239
Macquarie Group
Australia
$37.3M
ProShare Advisors
240
ProShare Advisors
Maryland
$36M
Brown Advisory
241
Brown Advisory
Maryland
$35.8M
SO
242
STRS Ohio
Ohio
$35.7M
SIG
243
Senator Investment Group
New York
$35.6M
ASRS
244
Arizona State Retirement System
Arizona
$35M
RMC
245
Resources Management Corp
Connecticut
$34.9M
Public Sector Pension Investment Board (PSP Investments)
246
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$34.8M
ACM
247
Aquatic Capital Management
Illinois
$34.8M
CAM
248
Cresset Asset Management
Illinois
$34.3M
State of Tennessee, Department of Treasury
249
State of Tennessee, Department of Treasury
Tennessee
$34.1M
NCM
250
Noesis Capital Mangement
Florida
$33.8M