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Amphenol
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Overview Fund Activity

1,623 hedge funds and large institutions have $114B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 322 funds opening new positions, 551 increasing their positions, 564 reducing their positions, and 85 closing their positions.

Holders
1,623
Holders Change
+213
Holders Change %
+15.11%
% of All Funds
21.79%
Holding in Top 10
74
Holding in Top 10 Change
+28
Holding in Top 10 Change %
+60.87%
% of All Funds
0.99%
New
322
Increased
551
Reduced
564
Closed
85
Calls
$537M
Puts
$373M
Net Calls
+$164M
Net Calls Change
+$84.9M

Top Buyers

1
Victory Capital Management
1
Victory Capital Management
Texas
$845M
2
AIM
2
Alphinity Investment Management
Australia
$536M
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$2.15B
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$10.7B
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$441M

Top Sellers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$13.9B
2
BlackRock
2
BlackRock
New York
$9.34B
3
Amundi
3
Amundi
France
$511M
4
BNP Paribas Financial Markets
4
BNP Paribas Financial Markets
France
$77.9M
5
Bank of New York Mellon
5
Bank of New York Mellon
New York
$2.79B
Name Holding Trade Value Shares
Change 		Shares
Change %
WCM
176
Wedge Capital Management
North Carolina
$66.6M -$15.9M -161,139 -19%
ACM
177
Alta Capital Management
Utah
$66.4M -$3.28M -33,177 -5%
State of Wisconsin Investment Board
178
State of Wisconsin Investment Board
Wisconsin
$66.4M -$8.54M -86,431 -11%
CSS
179
Cubist Systematic Strategies
Connecticut
$66.2M +$66.2M +670,468 New
HCM
180
Howland Capital Management
Massachusetts
$66M -$1.09M -11,055 -2%
AIM
181
Avity Investment Management
Connecticut
$64.1M -$3.22M -32,573 -5%
Chevy Chase Trust
182
Chevy Chase Trust
Maryland
$63.1M +$373K +3,780 +0.6%
SCP
183
Sandhill Capital Partners
New York
$63.1M +$234K +2,368 +0.4%
Toronto Dominion Bank
184
Toronto Dominion Bank
Ontario, Canada
$62.8M +$10.1M +101,889 +19%
PCM
185
Palisade Capital Management
New Jersey
$62.4M -$2.31M -23,433 -4%
SSA
186
Schonfeld Strategic Advisors
New York
$62.1M +$51.4M +520,201 +481%
Teacher Retirement System of Texas
187
Teacher Retirement System of Texas
Texas
$61.6M -$22.1M -223,428 -26%
DP
188
Dundas Partners
United Kingdom
$61M – – –
FDCP
189
Foster Dykema Cabot & Partners
Massachusetts
$60M -$295K -2,980 -0.5%
Ensign Peak Advisors
190
Ensign Peak Advisors
Utah
$59.9M +$3.03M +30,693 +5%
MDSL
191
M.D. Sass LLC
New York
$59.7M -$43.5M -440,568 -42%
Corient Private Wealth
192
Corient Private Wealth
Florida
$58.8M +$5.38M +54,505 +10%
Robeco Institutional Asset Management
193
Robeco Institutional Asset Management
Netherlands
$58.7M -$25.9M -261,865 -31%
Creative Planning
194
Creative Planning
Kansas
$56.5M +$5.28M +53,437 +10%
Mariner
195
Mariner
Kansas
$56.3M +$29.2M +295,229 +108%
Ohio Public Employees Retirement System (OPERS)
196
Ohio Public Employees Retirement System (OPERS)
Ohio
$56.1M +$2.26M +22,915 +4%
Treasurer of the State of North Carolina
197
Treasurer of the State of North Carolina
North Carolina
$55.6M +$2.23M +22,540 +4%
Twin Tree Management
198
Twin Tree Management
Texas
$54.9M +$50.5M +511,680 +1,155%
LCM
199
Logan Capital Management
Pennsylvania
$53.9M -$2.62M -26,489 -5%
NB
200
Norinchukin Bank
Japan
$53.3M -$14.8M -150,073 -22%
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