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Amphenol
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Overview Fund Activity

1,625 hedge funds and large institutions have $114B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 323 funds opening new positions, 551 increasing their positions, 564 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,625
Holders Change
+216
Holders Change %
+15.33%
% of All Funds
21.79%
Holding in Top 10
75
Holding in Top 10 Change
+29
Holding in Top 10 Change %
+63.04%
% of All Funds
1.01%
New
323
Increased
551
Reduced
564
Closed
85
Calls
$537M
Puts
$373M
Net Calls
+$164M
Net Calls Change
+$84.9M

Top Buyers

1
Victory Capital Management
Victory Capital Management
Texas
+$743M
2
AIM
Alphinity Investment Management
Australia
+$536M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$492M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$368M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$333M

Top Sellers

1
Vanguard Group
Vanguard Group
Pennsylvania
-$1.43B
2
BlackRock
BlackRock
New York
-$723M
3
Amundi
Amundi
France
-$630M
4
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
-$289M
5
Bank of New York Mellon
Bank of New York Mellon
New York
-$285M
Name Holding Trade Value Shares
Change 		Shares
Change %
WorldQuant Millennium Advisors
126
WorldQuant Millennium Advisors
New York
$105M +$11.2M +113,273 +12%
Allspring Global Investments
127
Allspring Global Investments
North Carolina
$105M -$4.94M -50,772 -5%
National Bank of Canada
128
National Bank of Canada
Quebec, Canada
$104M -$78.1M -791,318 -43%
Baird Financial Group
129
Baird Financial Group
Wisconsin
$104M +$6.34M +64,252 +7%
BFS
130
Bradley Foster & Sargent
Connecticut
$102M -$607K -6,147 -0.6%
Fiera Capital (Canada)
131
Fiera Capital (Canada)
Quebec, Canada
$101M +$4.47M +45,256 +5%
Russell Investments Group
132
Russell Investments Group
United Kingdom
$101M -$59.3M -601,433 -37%
CPC
133
Cookson Peirce & Co
Pennsylvania
$99.4M -$2.07M -21,001 -2%
QCM
134
QRG Capital Management
Illinois
$98.7M +$4.09M +41,428 +4%
MNA
135
Manning & Napier Advisors
New York
$97.8M +$97.8M +990,350 New
KeyBank National Association
136
KeyBank National Association
Ohio
$97.2M -$11.3M -114,374 -10%
Aberdeen Group
137
Aberdeen Group
United Kingdom
$97.1M +$4.05M +40,967 +4%
RAM
138
Resona Asset Management
Japan
$94.9M -$14.7M -149,241 -13%
MPIA
139
Mountain Pacific Investment Advisers
Idaho
$94.9M -$12M -121,544 -11%
Canada Pension Plan Investment Board
140
Canada Pension Plan Investment Board
Ontario, Canada
$93.6M -$31.5M -319,188 -25%
ACM
141
Analog Century Management
New York
$93.1M -$23.1M -234,206 -20%
Sands Capital Management
142
Sands Capital Management
Virginia
$92.8M +$1.08M +10,969 +1%
Prudential Financial
143
Prudential Financial
New Jersey
$92.1M +$28.2M +286,027 +44%
LPL Financial
144
LPL Financial
California
$91.3M +$13.2M +134,114 +17%
LFRG
145
Lazard Frères Gestion
France
$90.7M -$6.69M -67,797 -7%
CBUSF
146
Construction & Building Unions Superannuation Fund
Australia
$90.6M -$4.87M -49,278 -5%
Arrowstreet Capital
147
Arrowstreet Capital
Massachusetts
$90.5M -$105M -1,060,006 -54%
BMSSC
148
B. Metzler seel. Sohn & Co
Germany
$89.9M -$11.3M -114,618 -11%
Two Sigma Advisers
149
Two Sigma Advisers
New York
$89.8M +$89.8M +909,800 New
New York State Teachers Retirement System (NYSTRS)
150
New York State Teachers Retirement System (NYSTRS)
New York
$88.5M +$1.27M +12,884 +1%
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