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Amphenol

2,114 hedge funds and large institutions have $145B invested in Amphenol in 2026 Q1 according to their latest regulatory filings, with 252 funds opening new positions, 862 increasing their positions, 809 reducing their positions, and 146 closing their positions.

New
Increased
Maintained
Reduced
Closed

73% more first-time investments, than exits

New positions opened: 252 | Existing positions closed: 146

3% more funds holding

Funds holding: 2,0512,114 (+63)

7% more repeat investments, than reductions

Existing positions increased: 862 | Existing positions reduced: 809

7.12% less ownership

Funds ownership: 100.94%93.83% (-7.1%)

14% less funds holding in top 10

Funds holding in top 10: 9985 (-14)

38% less capital invested

Capital invested by funds: $233B → $145B (-$88B)

45% less call options, than puts

Call options by funds: $604M | Put options by funds: $1.1B

Holders
2,114
Holders Change
+63
Holders Change %
+3.07%
% of All Funds
26.04%
Holding in Top 10
85
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-14.14%
% of All Funds
1.05%
New
252
Increased
862
Reduced
809
Closed
146
Calls
$604M
Puts
$1.1B
Net Calls
-$501M
Net Calls Change
-$391M
Name Holding Trade Value Shares
Change
Change in
Stake
Swiss National Bank
51
Swiss National Bank
Switzerland
$454M +$34.7M +246,600 +7%
DZ Bank
52
DZ Bank
Germany
$443M +$433M +3,075,599 +715%
National Pension Service
53
National Pension Service
South Korea
$420M +$11.8M +83,776 +3%
Swedbank
54
Swedbank
Sweden
$409M -$131M -934,043 -22%
Lazard Asset Management
55
Lazard Asset Management
New York
$402M -$80.8M -574,093 -15%
ATO
56
Alecta Tjanstepension Omsesidigt
Sweden
$401M -$495M -3,515,000 -53%
California Public Employees Retirement System
57
California Public Employees Retirement System
California
$394M -$143M -1,017,912 -25%
Raymond James Financial
58
Raymond James Financial
Florida
$392M +$19.1M +135,657 +5%
RG
59
Rathbones Group
United Kingdom
$390M +$34.4M +244,108 +9%
Natixis Advisors
60
Natixis Advisors
Massachusetts
$385M +$4.77M +33,923 +1%
Principal Financial Group
61
Principal Financial Group
Iowa
$366M +$20.5M +145,847 +5%
ECU
62
Egerton Capital (UK)
United Kingdom
$363M -$118M -836,558 -23%
Mitsubishi UFJ Asset Management
63
Mitsubishi UFJ Asset Management
Japan
$360M +$30.3M +215,188 +8%
Alyeska Investment Group
64
Alyeska Investment Group
Illinois
$358M +$139M +984,860 +53%
Jones Financial Companies
65
Jones Financial Companies
Missouri
$345M +$341M +2,423,953 +667%
Canada Pension Plan Investment Board
66
Canada Pension Plan Investment Board
Ontario, Canada
$343M +$162M +1,147,349 +73%
VGA
67
Vanguard Global Advisers
Pennsylvania
$340M +$379M +2,690,527 New
Allianz Asset Management
68
Allianz Asset Management
Germany
$336M -$17.4M -123,380 -4%
Qube Research & Technologies (QRT)
69
Qube Research & Technologies (QRT)
United Kingdom
$322M +$273M +1,937,807 +317%
William Blair & Company
70
William Blair & Company
Illinois
$318M -$18.8M -133,572 -5%
Marshall Wace
71
Marshall Wace
United Kingdom
$295M +$260M +1,845,717 +375%
HSBC Holdings
72
HSBC Holdings
United Kingdom
$295M +$5.17M +36,725 +2%
WorldQuant Millennium Advisors
73
WorldQuant Millennium Advisors
New York
$294M +$91.5M +650,088 +39%
Millennium Management
74
Millennium Management
New York
$293M +$141M +998,493 +76%
RhumbLine Advisers
75
RhumbLine Advisers
Massachusetts
$293M -$3.15M -22,408 -1%