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Amphenol
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Overview Fund Activity

1,410 hedge funds and large institutions have $74.1B invested in Amphenol in 2025 Q1 according to their latest regulatory filings, with 184 funds opening new positions, 593 increasing their positions, 463 reducing their positions, and 137 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,410
Holders Change
+22
Holders Change %
+1.59%
% of All Funds
19.16%
Holding in Top 10
46
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-8%
% of All Funds
0.62%
New
184
Increased
593
Reduced
463
Closed
137
Calls
$259M
Puts
$179M
Net Calls
+$79.2M
Net Calls Change
+$60.6M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$728M
2
UBS AM
UBS AM
Illinois
+$497M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$338M
4
Franklin Resources
Franklin Resources
California
+$269M
5
BlackRock
BlackRock
New York
+$216M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$1.1B
2
Citadel Advisors
Citadel Advisors
Florida
-$275M
3
Winslow Capital Management
Winslow Capital Management
Minnesota
-$244M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$175M
5
Mawer Investment Management
Mawer Investment Management
Alberta, Canada
-$163M
Name Holding Trade Value Shares
Change 		Shares
Change %
RMCM
176
Reynders McVeigh Capital Management
Massachusetts
$39.6M -$563K -8,589 -1%
Balyasny Asset Management
177
Balyasny Asset Management
Illinois
$38.9M -$175M -2,664,743 -82%
DnB Asset Management
178
DnB Asset Management
Norway
$38.6M -$9.06M -138,207 -19%
Kovitz Investment Group Partners
179
Kovitz Investment Group Partners
Illinois
$37.9M -$175K -2,663 -0.5%
Ensign Peak Advisors
180
Ensign Peak Advisors
Utah
$37.8M -$8.46M -128,920 -18%
LCM
181
Logan Capital Management
Pennsylvania
$37.5M +$2.81M +42,821 +8%
Credit Agricole
182
Credit Agricole
France
$37M +$393K +5,993 +1%
LIP
183
Liontrust Investment Partners
United Kingdom
$37M +$7.23M +110,301 +24%
Pictet Asset Management
184
Pictet Asset Management
Switzerland
$35.8M -$3.54M -53,913 -9%
Ohio Public Employees Retirement System (OPERS)
185
Ohio Public Employees Retirement System (OPERS)
Ohio
$35.7M -$794K -12,105 -2%
Corient Private Wealth
186
Corient Private Wealth
Florida
$35.5M +$10.2M +155,254 +40%
Treasurer of the State of North Carolina
187
Treasurer of the State of North Carolina
North Carolina
$35.5M +$476K +7,250 +1%
Toronto Dominion Bank
188
Toronto Dominion Bank
Ontario, Canada
$35M -$9.91M -151,034 -22%
Asset Management One
189
Asset Management One
Japan
$34.9M +$2.46M +37,454 +8%
KBC Group
190
KBC Group
Belgium
$34.5M -$3.08M -46,996 -8%
RG
191
Renaissance Group
Kentucky
$34.1M -$591K -9,006 -2%
Creative Planning
192
Creative Planning
Kansas
$34M +$2.69M +40,984 +9%
RMA
193
Roffman Miller Associates
Pennsylvania
$33.9M +$1.22M +18,643 +4%
DZ Bank
194
DZ Bank
Germany
$33.2M +$1.69M +25,703 +5%
PI
195
PineBridge Investments
New York
$31.9M +$6.71M +102,244 +27%
GIM
196
Generate Investment Management
New Zealand
$31.4M +$20.4M +310,542 +185%
Nisa Investment Advisors
197
Nisa Investment Advisors
Missouri
$31.2M -$4.3M -65,394 -12%
WP
198
Woodline Partners
California
$30M +$29.7M +453,210 +10,042%
CAG
199
Crestwood Advisors Group
Massachusetts
$29.1M -$813K -12,393 -3%
MSV
200
MN Services Vermogensbeheer
Netherlands
$29.1M -$2.07M -31,600 -7%
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