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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 %
PFA
551
Peak Financial Advisors
Colorado
$2.96M +$2.96M +45,194 New
KM
552
KP Management
Minnesota
$2.95M – – –
HFM
553
Harvest Fund Management
China
$2.93M -$3.98M -60,733 -58%
Twin Tree Management
554
Twin Tree Management
Texas
$2.9M -$1.69M -25,772 -37%
ISL
555
Ingalls & Snyder LLC
New York
$2.9M -$12K -183 -0.4%
OIS
556
Okabena Investment Services
Minnesota
$2.9M +$761K +11,600 +36%
WAM
557
Weatherly Asset Management
California
$2.89M -$13.2K -200 -0.5%
SSW
558
Stone Summit Wealth
Florida
$2.89M -$121K -1,844 -4%
DSC
559
Duncker Streett & Co
Missouri
$2.87M -$159K -2,428 -5%
GAM
560
Groupama Asset Management
France
$2.87M -$78.8K -1,184 -3%
QCG
561
Quadrant Capital Group
Ohio
$2.83M +$1.13M +17,283 +67%
TNA
562
True North Advisors
Texas
$2.82M -$400K -6,095 -12%
BRCM
563
Bright Rock Capital Management
Massachusetts
$2.82M – – –
CPC
564
Consolidated Planning Corp
Georgia
$2.79M +$1.67M +25,431 +148%
Nomura Holdings
565
Nomura Holdings
Japan
$2.76M -$1.38M -21,112 -33%
PAG
566
Private Advisor Group
New Jersey
$2.75M +$273K +4,155 +11%
WB
567
WesBanco Bank
West Virginia
$2.72M -$5.31K -81 -0.2%
EF
568
Empirical Finance
Pennsylvania
$2.7M +$44.6K +680 +2%
NA
569
NewEdge Advisors
Louisiana
$2.66M -$595K -9,075 -18%
CPBTD
570
Central Pacific Bank - Trust Division
Hawaii
$2.64M -$378K -5,767 -13%
AWA
571
Arkadios Wealth Advisors
Georgia
$2.64M -$129K -1,971 -5%
EHWM
572
Eads & Heald Wealth Management
Georgia
$2.63M +$15.6K +238 +0.6%
IMCOOI
573
Investment Management Corp of Ontario (IMCO)
Canada
$2.61M +$32.8K +500 +1%
DWM
574
Dakota Wealth Management
Florida
$2.61M -$7.35K -112 -0.3%
AC
575
AlphaCore Capital
California
$2.59M +$592K +9,004 +30%
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