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Alpha & Omega Semiconductor Ltd

AOSL
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001387467

In the last 90 days, Alpha & Omega Semiconductor Ltd insiders filed 0 open-market purchases and 1 sale; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.08B in total; no superinvestor holds it.

Q1 2025 vs. Q4 2024

How the institutions holding Alpha & Omega Semiconductor Ltd changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of AOSL: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders1772156−19
Shares20.5M64.0K22.6M+2.15M (+10.5%)
Value$760.3M$2.37M$562.6M−$195.3M (−25.8%)

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (21)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to AOSL in Q1 2025
InstitutionSharesValue% of portfolio
Robeco Schweiz AG781,752$19.4M0.48%
Clearline Capital LP372,780$9.27M0.94%
Nuveen, LLC63,688$1.58M0.00%
Ardsley Advisory Partners LP53,700$1.33M0.31%
Voloridge Investment Management, LLC47,359$1.18M0.00%
AQR Capital Management LLC18,956$471.2K0.00%
Two Sigma Securities, LLC10,256$255.0K0.04%
Gotham Asset Management, LLC8,720$216.8K0.00%
Quantbot Technologies LP7,539$187.4K0.01%
Aquatic Capital Management LLC6,522$162.1K0.00%
Canada Pension Plan Investment Board3,000$74.6K0.00%
SRS Capital Advisors, Inc.568$14.1K0.00%
Bayforest Capital Ltd180$4.47K0.00%
Coldstream Capital Management Inc49$1.22K0.00%
Advisors Asset Management, Inc.24$5970.00%
Stephens Consulting, LLC15$3730.00%
CoreCap Advisors, LLC14$3480.00%
TD Capital Management LLC8$1990.00%
True Wealth Design, LLC2$500.00%
Bessemer Group Inc7$00.00%
Hantz Financial Services, Inc.11$00.00%

Sold out (40)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of AOSL in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Driehaus Capital Management LLC313,591$11.6M
Millennium Management LLC256,712$9.51M
CloudAlpha Capital Management Limited/Hong Kong216,411$8.01M
Renaissance Technologies LLC132,200$4.90M
Jacobs Levy Equity Management, Inc70,178$2.60M
Hel Ved Capital Management Ltd68,135$2.52M
Zacks Investment Management64,097$2.37M
Empowered Funds, LLC42,303$1.57M
Algert Global LLC36,319$1.34M
Susquehanna Fundamental Investments, LLC26,708$989.0K
Healthcare of Ontario Pension Plan Trust Fund26,500$981.3K
Harvest Fund Management Co., Ltd25,000$901.0K
Schonfeld Strategic Advisors LLC22,600$836.9K
Scientech Research LLC20,189$747.6K
LMR Partners LLP17,597$651.6K
Ethic Inc.14,183$525.2K
Dynamic Technology Lab Private Ltd14,080$521.0K
Ellevest, Inc.13,894$514.5K
Group One Trading, L.P.11,014$407.8K
Dark Forest Capital Management LP10,353$383.4K
XTX Topco Ltd9,283$343.7K
Wolverine Trading, LLC8,348$308.2K
Virtu Financial LLC7,241$268.0K
ProShare Advisors LLC7,175$265.7K
Arizona State Retirement System7,137$264.3K
Walleye Trading LLC6,833$253.0K
Engineers Gate Manager LP6,756$250.2K
State Board of Administration of Florida Retirement System6,643$246.0K
HRT Financial LP6,600$244.0K
HighTower Advisors, LLC6,501$240.7K
Acadian Asset Management LLC6,311$233.0K
Creative Planning5,637$208.7K
Shell Asset Management Co3,462$128.0K
State of Wyoming1,428$52.9K
Cullen/Frost Bankers, Inc.222$8.22K
Nelson, Van Denburg & Campbell Wealth Management Group, LLC173$6.41K
Lindbrook Capital, LLC112$4.15K
Continuum Advisory, LLC92$3.41K
Aster Capital Management (DIFC) Ltd23$852
EverSource Wealth Advisors, LLC2$74

Not filed for Q1 2025 yet (2)

Institutions that held Alpha & Omega Semiconductor Ltd at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AOSL in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC63,688$2.36M
Global Retirement Partners, LLC319$11.8K