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Alpha and Omega Semiconductor
AOSL

Overview Fund Activity

157 hedge funds and large institutions have $563M invested in Alpha and Omega Semiconductor in 2025 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 46 increasing their positions, 59 reducing their positions, and 40 closing their positions.

Holders
157
Holders Change
-20
Holders Change %
-11.3%
% of All Funds
2.13%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
22
Increased
46
Reduced
59
Closed
40
Calls
$5.28M
Puts
$4.43M
Net Calls
+$856K
Net Calls Change
+$823K

Top Buyers

1
HRCM
1
Hood River Capital Management
Florida
$49.4M
2
RS
2
Robeco Schweiz
Switzerland
$19.4M
3
Invesco
3
Invesco
Georgia
$18.9M
4
Boston Partners
4
Boston Partners
Massachusetts
$14.8M
5
CC
5
Clearline Capital
New York
$9.27M

Top Sellers

1
DCM
1
Driehaus Capital Management
Illinois
$0
2
Millennium Management
2
Millennium Management
New York
$0
3
CCM
3
CloudAlpha Capital Management
Hong Kong
$0
4
Renaissance Technologies
4
Renaissance Technologies
New York
$0
5
BlackRock
5
BlackRock
New York
$93.7M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$93.7M 3,768,794 -162,439 -4%
Vanguard Group
2
Vanguard Group
Pennsylvania
$58.1M 2,338,606 -73,026 -3%
HRCM
3
Hood River Capital Management
Florida
$49.4M 1,986,142 +847,545 +74%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$45.8M 1,841,667 -133,776 -7%
State Street
5
State Street
Massachusetts
$33.7M 1,354,859 +187,590 +16%
Manulife (Manufacturers Life Insurance)
6
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$31.1M 1,252,531 +63,286 +5%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$22.6M 908,043 +274,698 +43%
RS
8
Robeco Schweiz
Switzerland
$19.4M 781,752 +781,752 New
Invesco
9
Invesco
Georgia
$18.9M 759,509 +610,336 +409%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$14.9M 598,887 +18,331 +3%
Boston Partners
11
Boston Partners
Massachusetts
$14.8M 595,137 +574,172 +2,739%
Fidelity Investments
12
Fidelity Investments
Massachusetts
$13.6M 547,975 +11,048 +2%
CC
13
Clearline Capital
New York
$9.27M 372,780 +372,780 New
Morgan Stanley
14
Morgan Stanley
New York
$8.98M 361,172 +75,436 +26%
RA
15
Royce & Associates
New York
$8.58M 345,314 -22,280 -6%
First Eagle Investment Management
16
First Eagle Investment Management
New York
$7.62M 306,708 -8,700 -3%
Northern Trust
17
Northern Trust
Illinois
$6.27M 252,039 -9,407 -4%
Charles Schwab
18
Charles Schwab
California
$6.01M 241,749 +16,940 +8%
Bank of America
19
Bank of America
North Carolina
$5.8M 233,486 +175,011 +299%
GS
20
Gagnon Securities
New York
$5.34M 214,761 +656 +0.3%
OAM
21
Oberweis Asset Management
Illinois
$4.42M 177,700 – –
UIC
22
Uniplan Investment Counsel
Wisconsin
$4.41M 177,263 -14,513 -8%
PCM
23
Peregrine Capital Management
Minnesota
$4.35M 175,020 -9,579 -5%
Russell Investments Group
24
Russell Investments Group
United Kingdom
$4.34M 174,593 +107,790 +161%
UBS Group
25
UBS Group
Switzerland
$3.69M 148,446 +45,237 +44%
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