APH icon

Amphenol
APH

Overview Fund Activity

1,625 hedge funds and large institutions have $114B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 322 funds opening new positions, 551 increasing their positions, 565 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,625
Holders Change
+215
Holders Change %
+15.25%
% of All Funds
21.79%
Holding in Top 10
75
Holding in Top 10 Change
+29
Holding in Top 10 Change %
+63.04%
% of All Funds
1.01%
New
322
Increased
551
Reduced
565
Closed
85
Calls
$537M
Puts
$373M
Net Calls
+$164M
Net Calls Change
+$84.9M

Top Buyers

1
Victory Capital Management
Victory Capital Management
Texas
+$743M
2
AIM
Alphinity Investment Management
Australia
+$536M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$492M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$368M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$333M

Top Sellers

1
Vanguard Group
Vanguard Group
Pennsylvania
-$1.43B
2
BlackRock
BlackRock
New York
-$723M
3
Amundi
Amundi
France
-$630M
4
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
-$289M
5
Bank of New York Mellon
Bank of New York Mellon
New York
-$285M
Name Holding Trade Value Shares
Change 		Shares
Change %
Capital International Investors
51
Capital International Investors
California
$325M +$1.29M +13,085 +0.4%
RG
52
Rathbones Group
United Kingdom
$324M -$13.5M -136,781 -4%
National Pension Service
53
National Pension Service
South Korea
$324M +$40.8M +413,121 +14%
ECU
54
Egerton Capital (UK)
United Kingdom
$313M +$139M +1,405,850 +80%
AQR Capital Management
55
AQR Capital Management
Connecticut
$302M -$17.8M -181,879 -6%
Natixis Advisors
56
Natixis Advisors
Massachusetts
$302M +$20.8M +210,746 +7%
TD Asset Management
57
TD Asset Management
Ontario, Canada
$294M -$4.59M -46,486 -2%
William Blair & Company
58
William Blair & Company
Illinois
$293M -$5.52M -55,902 -2%
CIBC Private Wealth Group
59
CIBC Private Wealth Group
Georgia
$289M +$9.17M +92,868 +3%
Vontobel Holding
60
Vontobel Holding
Switzerland
$278M -$28.7M -290,157 -9%
AM
61
AGF Management
Ontario, Canada
$276M +$174M +1,766,694 +172%
Principal Financial Group
62
Principal Financial Group
Iowa
$271M -$14M -142,267 -5%
Voloridge Investment Management
63
Voloridge Investment Management
Florida
$266M +$150M +1,517,980 +129%
Alkeon Capital Management
64
Alkeon Capital Management
New York
$264M +$11.9M +120,000 +5%
JIM
65
Jensen Investment Management
Oregon
$258M +$9.32M +94,418 +4%
Kayne Anderson Rudnick Investment Management
66
Kayne Anderson Rudnick Investment Management
California
$253M -$11.9M -120,486 -4%
Raymond James Financial
67
Raymond James Financial
Florida
$251M +$11.7M +118,235 +5%
MAM
68
Madison Asset Management
Wisconsin
$245M -$6.72M -68,028 -3%
RhumbLine Advisers
69
RhumbLine Advisers
Massachusetts
$241M +$3M +30,412 +1%
Millennium Management
70
Millennium Management
New York
$239M +$203M +2,056,158 +570%
American Century Companies
71
American Century Companies
Missouri
$238M +$122M +1,231,477 +105%
Mitsubishi UFJ Asset Management
72
Mitsubishi UFJ Asset Management
Japan
$237M +$16.4M +165,634 +7%
FAM
73
Fenimore Asset Management
New York
$226M -$908K -9,196 -0.4%
SFFS
74
Stonehage Fleming Financial Services
Jersey
$226M +$226M +2,286,146 New
Citadel Advisors
75
Citadel Advisors
Florida
$223M +$107M +1,080,932 +92%
1 2
3
4 5