APH icon

Amphenol

1,640 hedge funds and large institutions have $115B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 327 funds opening new positions, 553 increasing their positions, 569 reducing their positions, and 88 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: 1,4171,640 (+223)

2.38% more ownership

Funds ownership: 93.75%96.13% (+2.4%)

3% less repeat investments, than reductions

Existing positions increased: 553 | Existing positions reduced: 569

Holders
1,640
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
77
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
DekaBank Deutsche Girozentrale
126
DekaBank Deutsche Girozentrale
Germany
$106M
Man Group
127
Man Group
United Kingdom
$106M
WorldQuant Millennium Advisors
128
WorldQuant Millennium Advisors
New York
$105M
Allspring Global Investments
129
Allspring Global Investments
North Carolina
$105M
National Bank of Canada
130
National Bank of Canada
Quebec, Canada
$104M
Baird Financial Group
131
Baird Financial Group
Wisconsin
$104M
BFS
132
Bradley Foster & Sargent
Connecticut
$102M
Fiera Capital (Canada)
133
Fiera Capital (Canada)
Quebec, Canada
$101M
Russell Investments Group
134
Russell Investments Group
United Kingdom
$101M
CPC
135
Cookson Peirce & Co
Pennsylvania
$99.4M
QCM
136
QRG Capital Management
Illinois
$98.7M
MNA
137
Manning & Napier Advisors
New York
$97.8M
KeyBank National Association
138
KeyBank National Association
Ohio
$97.2M
Aberdeen Group
139
Aberdeen Group
United Kingdom
$97.1M
RAM
140
Resona Asset Management
Japan
$94.9M
MPIA
141
Mountain Pacific Investment Advisers
Idaho
$94.9M
Canada Pension Plan Investment Board
142
Canada Pension Plan Investment Board
Ontario, Canada
$93.6M
ACM
143
Analog Century Management
New York
$93.1M
Sands Capital Management
144
Sands Capital Management
Virginia
$92.8M
Prudential Financial
145
Prudential Financial
New Jersey
$92.1M
LPL Financial
146
LPL Financial
California
$91.3M
LFG
147
Lazard Frères Gestion
France
$90.7M
CBUSF
148
Construction & Building Unions Superannuation Fund
Australia
$90.6M
Arrowstreet Capital
149
Arrowstreet Capital
Massachusetts
$90.5M
BMSSC
150
B. Metzler seel. Sohn & Co
Germany
$89.9M