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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.

13F holders, Q3 2025

Institutional positions in Alpha & Omega Semiconductor Ltd as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
185
+20 vs. Q2 2025
Shares held
22.1M
+428.4K (+2.0%) vs. Q2 2025
Total value
$619.0M
+$61.9M (+11.1%) vs. Q2 2025
New holders
34
66 more added
Sold out
14
50 more reduced

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AOSL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 185 institutions
Q1 2021: 126 institutionsQ2 2021: 126 institutionsQ3 2021: 131 institutionsQ4 2021: 178 institutionsQ1 2022: 207 institutionsQ2 2022: 186 institutionsQ3 2022: 176 institutionsQ4 2022: 164 institutionsQ1 2023: 145 institutionsQ2 2023: 145 institutionsQ3 2023: 141 institutionsQ4 2023: 144 institutionsQ1 2024: 141 institutionsQ2 2024: 166 institutionsQ3 2024: 173 institutionsQ4 2024: 177 institutionsQ1 2025: 156 institutionsQ2 2025: 165 institutionsQ3 2025: 185 institutionsQ4 2025: 168 institutionsQ1 2026: 180 institutionsQ2 2026: 216 institutions
Value heldQ3 2025: $619.0M
Q1 2021: $506.9MQ2 2021: $461.6MQ3 2021: $467.4MQ4 2021: $908.1MQ1 2022: $864.5MQ2 2022: $605.3MQ3 2022: $568.4MQ4 2022: $508.9MQ1 2023: $472.2MQ2 2023: $570.9MQ3 2023: $521.4MQ4 2023: $472.7MQ1 2024: $421.7MQ2 2024: $727.5MQ3 2024: $725.9MQ4 2024: $760.3MQ1 2025: $562.6MQ2 2025: $557.1MQ3 2025: $619.0MQ4 2025: $444.2MQ1 2026: $490.1MQ2 2026: $1.08B
Institutions holding AOSL and their total value by quarter
QuarterHoldersValue
Q2 2026216$1.08B
Q1 2026180$490.1M
Q4 2025168$444.2M
Q3 2025185$619.0M
Q2 2025165$557.1M
Q1 2025156$562.6M
Q4 2024177$760.3M
Q3 2024173$725.9M
Q2 2024166$727.5M
Q1 2024141$421.7M
Q4 2023144$472.7M
Q3 2023141$521.4M
Q2 2023145$570.9M
Q1 2023145$472.2M
Q4 2022164$508.9M
Q3 2022176$568.4M
Q2 2022186$605.3M
Q1 2022207$864.5M
Q4 2021178$908.1M
Q3 2021131$467.4M
Q2 2021126$461.6M
Q1 2021126$506.9M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q2 2025.

Institutions holding AOSL in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
HighTower Advisors, LLC7,735$216.3K0.00%+7,735New
FourThought Financial Partners, LLC7,679$214.7K0.02%+7,679New
Graham Capital Management, L.P.7,529$210.5K0.01%+7,529New
Yousif Capital Management, LLC7,501$209.7K0.00%−1,410−15.8%Reduced
Arizona State Retirement System7,459$208.6K0.00%+7,459New
Envestnet Asset Management Inc7,399$206.9K0.00%+7,399New
Amalgamated Bank7,173$201.0K0.00%+259+3.7%Added
Teachers Retirement System of the State of Kentucky6,824$191.0K0.00%−402−5.6%Reduced
Police & Firemen's Retirement System of New Jersey6,827$190.9K0.00%+1,623+31.2%Added
New York State Teachers Retirement System6,437$180.0K0.00%−1,333−17.2%Reduced
BNP Paribas Arbitrage, SA6,123$171.2K0.00%+3,635+146.1%Added
Oregon Public Employees Retirement Fund5,560$155.5K0.00%00.0%Unchanged
State of Tennessee, Treasury Department5,477$153.1K0.00%00.0%Unchanged
Eastern Bank4,676$130.7K0.00%00.0%Unchanged
KLP Kapitalforvaltning AS4,500$125.8K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)4,407$123.2K0.00%00.0%Unchanged
GAMMA Investing LLC4,109$114.9K0.01%+724+21.4%Added
ISAM Funds (UK) Ltd3,261$91.2K0.02%+3,261New
Tower Research Capital LLC (TRC)3,049$85.3K0.00%−1,908−38.5%Reduced
Canada Pension Plan Investment Board2,800$78.3K0.00%−8,000−74.1%Reduced
STRS Ohio2,800$78.3K0.00%00.0%Unchanged
Strengthening Families & Communities, LLC2,500$69.9K0.02%00.0%Unchanged
CWM, LLC2,314$65.0K0.00%+386+20.0%Added
Ameritas Investment Partners, Inc.2,305$64.4K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co2,205$61.7K0.00%+2,205New
Versant Capital Management, Inc1,888$52.8K0.01%+194+11.5%Added
Sterling Capital Management LLC1,728$48.3K0.00%+1,090+170.8%Added
The PNC Financial Services Group, Inc.1,683$47.1K0.00%+150+9.8%Added
Covestor Ltd1,166$33.0K0.02%−5−0.4%Reduced
Simplex Trading, LLC1,159$32.0K0.00%+1,159New
Nisa Investment Advisors, LLC1,115$31.2K0.00%+103+10.2%Added
Hantz Financial Services, Inc.1,036$29.0K0.00%+895+634.8%Added
SRS Capital Advisors, Inc.801$22.4K0.00%+639+394.4%Added
US Bancorp751$21.0K0.00%−428−36.3%Reduced
Advisor Group Holdings, Inc.733$20.8K0.00%+108+17.3%Added
Signaturefd, LLC683$19.1K0.00%−2−0.3%Reduced
Public Employees Retirement System of Ohio561$15.7K0.00%+58+11.5%Added
Bryn Mawr Trust Co500$14.0K0.00%00.0%Unchanged
Global Retirement Partners, LLC346$9.67K0.00%00.0%Unchanged
Allworth Financial LP289$8.08K0.00%−339−54.0%Reduced
Caitong International Asset Management Co., Ltd288$8.05K0.01%+243+540.0%Added
SBI Securities Co., Ltd.276$7.72K0.00%−30−9.8%Reduced
Transamerica Financial Advisors, Inc.262$7.33K0.00%+262New
Fifth Third Bancorp256$7.16K0.00%+45+21.3%Added
Truvestments Capital LLC228$6.38K0.00%00.0%Unchanged
Salomon & Ludwin, LLC218$6.15K0.00%+218New
Advisory Services Network, LLC205$5.73K0.00%+205New
Jones Financial Companies LLLP200$5.69K0.00%−50−20.0%Reduced
City State Bank200$5.59K0.00%00.0%Unchanged
Umb Bank N A179$5.00K0.00%+20+12.6%Added
Huntington National Bank158$4.42K0.00%00.0%Unchanged
Rockefeller Capital Management L.P.140$3.91K0.00%+140New
Optiver Holding B.V.134$3.75K0.00%+134New
Larson Financial Group LLC113$3.16K0.00%+56+98.2%Added
Massmutual Trust Co FSB107$2.99K0.00%00.0%Unchanged
Spire Wealth Management100$2.80K0.00%00.0%Unchanged
Farther Finance Advisors, LLC79$2.21K0.00%−1,722−95.6%Reduced
Bessemer Group Inc79$2.00K0.00%+72+1,028.6%Added
Fortitude Family Office, LLC65$1.82K0.00%00.0%Unchanged
True Wealth Design, LLC60$1.68K0.00%+11+22.4%Added
Ronald Blue Trust, Inc.57$1.59K0.00%00.0%Unchanged
Quadrant Capital Group LLC54$1.51K0.00%+54New
Stephens Consulting, LLC52$1.45K0.00%+52New
UMA Financial Services, Inc.51$1.43K0.00%−21−29.2%Reduced
Quarry LP47$1.31K0.00%+47New
Cedar Mountain Advisors, LLC46$1.29K0.00%+46New
Picton Mahoney Asset Management32$1.00K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC31$8670.00%00.0%Unchanged
Tortoise Investment Management, LLC27$7550.00%+27New
Parkside Financial Bank & Trust25$6990.00%00.0%Unchanged
Advisors Asset Management, Inc.42$6650.00%−3−6.7%Reduced
Vermillion Wealth Management, Inc.21$5870.00%+21New
Financial Network Wealth Advisors LLC20$5590.00%00.0%Unchanged
Essential Partners LLC18$5030.00%+10+125.0%Added
Breakwater Investment Management17$4760.00%+17New
Farmers & Merchants Investments Inc16$4470.00%00.0%Unchanged
Rothschild Investment LLC15$4190.00%−10−40.0%Reduced
Wealthspire Advisors, LLC12$3360.00%+12New
Smartleaf Asset Management LLC8$2210.00%+1+14.3%Added
IFP Advisors, Inc6$1680.00%+6Added
HHM Wealth Advisors, LLC6$1680.00%00.0%Unchanged
Parallel Advisors, LLC2$560.00%00.0%Unchanged
CIBC Private Wealth Group, LLC1$280.00%00.0%Unchanged
Clearstead Advisors, LLC1$280.00%+1New
Avion Wealth23$00.00%−23−50.0%Reduced
Victory Capital Management Inc0$00.00%−80,252−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−43,969−100.0%Sold out
Citadel Advisors LLC0$00.00%−20,473−100.0%Sold out
Geneos Wealth Management Inc.0$00.00%−16,595−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−14,146−100.0%Sold out
Sanctuary Advisors, LLC0$00.00%−9,267−100.0%Sold out
LPL Financial LLC0$00.00%−8,422−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−980−100.0%Sold out
Walleye Capital LLC0$00.00%−870−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−275−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−219−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−116−100.0%Sold out
NewSquare Capital LLC0$00.00%−16−100.0%Sold out
WealthTrak Capital Management LLC0$00.00%−5−100.0%Sold out