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Amphenol
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Overview Fund Activity

1,409 hedge funds and large institutions have $74.1B invested in Amphenol in 2025 Q1 according to their latest regulatory filings, with 183 funds opening new positions, 593 increasing their positions, 463 reducing their positions, and 137 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,409
Holders Change
+21
Holders Change %
+1.51%
% of All Funds
19.14%
Holding in Top 10
46
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-8%
% of All Funds
0.62%
New
183
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 %
FC
1076
Farringdon Capital
United Kingdom
$284K +$284K +4,330 New
AIP
1077
Arrowpoint Investment Partners
Singapore
$282K -$159K -2,430 -36%
FBB
1078
Fulton Breakefield Broenniman
Maryland
$278K – – –
PCP
1079
Perbak Capital Partners
United Kingdom
$278K +$278K +4,237 New
OIA
1080
Optimum Investment Advisors
Illinois
$277K +$10.8K +164 +4%
RSWM
1081
Robertson Stephens Wealth Management
California
$277K -$66.6K -1,013 -19%
BC
1082
Bowman & Company
Wisconsin
$276K +$276K +4,207 New
TCOV
1083
Trust Company of Vermont
Vermont
$273K -$24.8K -378 -8%
PHAM
1084
Palisades Hudson Asset Management
Florida
$273K – – –
NP
1085
Nilsine Partners
Colorado
$272K -$11.3K -172 -4%
WC
1086
Wexford Capital
Florida
$271K +$271K +4,132 New
NRI
1087
NFP Retirement Inc
California
$270K +$12.7K +193 +5%
NRC
1088
New Republic Capital
North Carolina
$270K -$27K -411 -9%
ZBNA
1089
Zions Bancorporation, National Association
Utah
$270K +$270K +4,113 New
MSFS
1090
Main Street Financial Solutions
Pennsylvania
$269K +$269K +4,107 New
TC
1091
TFR Capital
Texas
$269K +$63.3K +965 +31%
MWM
1092
MGB Wealth Management
Texas
$269K +$61.3K +933 +30%
FFG
1093
Fiduciary Financial Group
California
$266K +$266K +4,150 New
WMWM
1094
Whitaker-Myers Wealth Managers
Ohio
$265K – – –
HIA
1095
Harbor Investment Advisory
Maryland
$265K – – –
TW
1096
TritonPoint Wealth
Maryland
$264K +$22.4K +340 +9%
KIC
1097
Keating Investment Counselors
Florida
$262K – – –
TBA
1098
Tower Bridge Advisors
Pennsylvania
$262K +$262K +4,000 New
BEAM
1099
Baker Ellis Asset Management
Washington
$262K +$262K +4,000 New
SHFA
1100
SS&H Financial Advisors
Michigan
$262K – – –
42 43
44
45 46