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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 %
ZIG
601
Zurich Insurance Group
Switzerland
$2.3M – – –
JSSH
602
J. Safra Sarasin Holding
$2.29M +$2.29M +34,921 New
DCM
603
Decatur Capital Management
Georgia
$2.29M +$5.05K +77 +0.2%
KRSITF
604
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$2.25M +$1.89M +28,752 +513%
LCM
605
Legato Capital Management
California
$2.2M +$802K +12,226 +57%
A
606
Argentarii
Ohio
$2.2M +$127K +1,942 +6%
CCM
607
Cox Capital Management
Massachusetts
$2.2M +$2.2M +33,497 New
MFS
608
Mattson Financial Services
Michigan
$2.18M +$2.18M +33,179 New
MLL
609
Moody Lynn & Lieberson
Massachusetts
$2.17M – – –
RC
610
Roundview Capital
New Jersey
$2.15M +$694K +10,580 +48%
PMWMG
611
Parr McKnight Wealth Management Group
Minnesota
$2.13M +$135K +2,062 +7%
BFG
612
Bleakley Financial Group
New Jersey
$2.13M +$116K +1,763 +6%
BST
613
Bath Savings Trust
Maine
$2.12M +$795K +12,120 +60%
AssetMark Inc
614
AssetMark Inc
California
$2.11M +$193K +2,936 +10%
CWM
615
Congress Wealth Management
Massachusetts
$2.11M -$46.5K -709 -2%
FG
616
Fiduciary Group
Georgia
$2.1M +$1.11M +16,994 +113%
OQS
617
Occudo Quantitative Strategies
Florida
$2.09M +$2.09M +31,435 New
MYAM
618
Meiji Yasuda Asset Management
Japan
$2.09M +$90.4K +1,379 +5%
AWM
619
Axxcess Wealth Management
California
$2.09M -$97.3K -1,484 -4%
SCA
620
Snowden Capital Advisors
New York
$2.07M -$137K -2,089 -6%
MFIM
621
Mesirow Financial Investment Management
Illinois
$2.07M -$431K -6,566 -17%
WG
622
Winton Group
United Kingdom
$2.07M +$2.07M +31,505 New
SSB
623
Sandy Spring Bank
Maryland
$2.04M -$605K -9,225 -23%
NW
624
NewEdge Wealth
Pennsylvania
$2.03M +$162K +2,471 +9%
KPWS
625
Kestra Private Wealth Services
Texas
$2.01M +$104K +1,593 +5%
23 24
25
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