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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, Q1 2023

Institutional positions in Alpha & Omega Semiconductor Ltd as of Mar 31, 2023. 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
145
−17 vs. Q4 2022
Shares held
17.6M
−402.7K (−2.2%) vs. Q4 2022
Total value
$472.2M
−$36.3M (−7.1%) vs. Q4 2022
New holders
12
46 more added
Sold out
29
58 more reduced

2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 145 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 heldQ1 2023: $472.2M
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, Q1 2023

Shares, value and share of portfolio for each institution holding Alpha & Omega Semiconductor Ltd; share changes are against Q4 2022.

Institutions holding AOSL in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.3,476,181$93.7M0.00%−82,331−2.3%Reduced
Dimensional Fund Advisors LP2,142,888$57.8M0.02%−69,822−3.2%Reduced
Vanguard Group Inc1,732,683$46.7M0.00%−10,944−0.6%Reduced
State Street Corp1,516,953$40.9M0.00%+157,925+11.6%Added
Manufacturers Life Insurance Company, The766,578$20.7M0.01%+106,756+16.2%Added
Royce & Associates LP547,418$14.8M0.15%+22,693+4.3%Added
FMR LLC513,430$13.8M0.00%−44,773−8.0%Reduced
Geode Capital Management, LLC431,832$11.6M0.00%+23,903+5.9%Added
Invesco Ltd.386,978$10.4M0.00%+2,672+0.7%Added
Gagnon Securities LLC359,874$9.70M2.04%+2,111+0.6%Added
LSV Asset Management355,300$9.57M0.02%00.0%Unchanged
Peregrine Capital Management LLC291,045$7.84M0.23%−13,413−4.4%Reduced
American Century Companies Inc274,789$7.34M0.01%+25,380+10.2%Added
Bridgeway Capital Management, LLC260,269$7.01M0.19%−4,180−1.6%Reduced
Northern Trust Corp246,545$6.64M0.00%+2,372+1.0%Added
First Eagle Investment Management, LLC230,295$6.21M0.02%+94,315+69.4%Added
Renaissance Technologies LLC215,400$5.80M0.01%−61,200−22.1%Reduced
Bank of New York Mellon Corp183,196$4.94M0.00%−18,177−9.0%Reduced
Uniplan Investment Counsel, Inc.182,650$4.92M0.35%−8,880−4.6%Reduced
Gagnon Advisors, LLC177,557$4.79M3.21%00.0%Unchanged
JPMorgan Chase & Co176,581$4.76M0.00%−2,875−1.6%Reduced
Charles Schwab Investment Management Inc168,090$4.53M0.00%+2,990+1.8%Added
AQR Capital Management LLC144,922$3.91M0.01%−18,248−11.2%Reduced
Principal Financial Group Inc142,808$3.85M0.00%−3,538−2.4%Reduced
Morgan Stanley136,975$3.69M0.00%−76,426−35.8%Reduced
Citadel Advisors LLC107,067$2.89M0.00%+19,644+22.5%Added
Two Sigma Advisers, LP94,100$2.54M0.01%+12,700+15.6%Added
Paradiem, LLC90,009$2.43M0.75%+29,688+49.2%Added
Ameriprise Financial Inc81,138$2.19M0.00%−47,989−37.2%Reduced
Allianz Asset Management GmbH80,575$2.17M0.00%+11,630+16.9%Added
Numerai GP LLC78,075$2.10M0.70%+78,075New
Hussman Strategic Advisors, Inc.78,000$2.10M0.33%00.0%Unchanged
SEI Investments Co76,199$2.05M0.00%+528+0.7%Added
Goldman Sachs Group Inc74,974$2.02M0.00%+15,802+26.7%Added
Two Sigma Investments, LP66,441$1.79M0.01%+56,976+602.0%Added
Rhumbline Advisers64,608$1.74M0.00%+2,965+4.8%Added
Nuveen Asset Management, LLC63,476$1.71M0.00%−25,974−29.0%Reduced
Massachusetts Financial Services Co60,454$1.63M0.00%−1,709−2.7%Reduced
Philadelphia Trust Co58,750$1.58M0.16%+58,750New
Susquehanna International Group, LLP57,834$1.56M0.00%+28,342+96.1%Added
Legal & General Group Plc54,018$1.46M0.00%−72−0.1%Reduced
Swiss National Bank50,200$1.35M0.00%−6,000−10.7%Reduced
Mork Capital Management, LLC50,000$1.35M1.10%00.0%Unchanged
Stifel Financial Corp47,550$1.28M0.00%+5,044+11.9%Added
Bank of America Corp46,201$1.25M0.00%+9,123+24.6%Added
Millennium Management LLC43,073$1.16M0.00%−50,360−53.9%Reduced
Public Sector Pension Investment Board39,363$1.06M0.01%−1,276−3.1%Reduced
Thrivent Financial for Lutherans36,505$984.0K0.00%+13,733+60.3%Added
Walleye Capital LLC35,401$954.1K0.02%+35,401New
Janus Henderson Group PLC35,367$952.9K0.00%+3,344+10.4%Added
Balyasny Asset Management LLC32,628$879.3K0.00%−6,318−16.2%Reduced
Credit Suisse AG31,817$857.5K0.00%+478+1.5%Added
State of Wisconsin Investment Board30,733$828.3K0.00%+30,733New
Brandywine Global Investment Management, LLC30,135$812.1K0.01%−65−0.2%Reduced
UBS Asset Management Americas Inc28,911$779.2K0.00%+4,451+18.2%Added
California State Teachers Retirement System28,654$772.2K0.00%−357−1.2%Reduced
SummerHaven Investment Management, LLC24,140$650.6K0.38%+590+2.5%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys23,698$638.7K0.01%−62−0.3%Reduced
Occudo Quantitative Strategies LP23,394$630.5K0.06%−12,658−35.1%Reduced
New York State Common Retirement Fund23,200$625.2K0.00%−29,722−56.2%Reduced
Dodge & Cox22,814$614.8K0.00%+22,814New
Alliancebernstein L.P.21,000$566.0K0.00%−3,276−13.5%Reduced
Squarepoint Ops LLC20,889$563.0K0.00%−11,438−35.4%Reduced
Barclays PLC20,675$557.2K0.00%−16,546−44.5%Reduced
STRS Ohio20,200$544.0K0.00%00.0%Unchanged
Texas Permanent School Fund20,071$540.9K0.01%+5,146+34.5%Added
Jacobs Levy Equity Management, Inc19,476$524.9K0.00%00.0%Unchanged
Affinity Investment Advisors, LLC19,201$517.5K0.28%+3,010+18.6%Added
Quantbot Technologies LP18,460$497.5K0.04%+9,275+101.0%Added
Citigroup Inc18,202$490.5K0.00%−2,749−13.1%Reduced
Schonfeld Strategic Advisors LLC17,700$477.0K0.00%−11,627−39.6%Reduced
BNP Paribas Arbitrage, SA17,584$473.9K0.00%+11,761+202.0%Added
Versor Investments LP16,503$444.8K0.06%−19,644−54.3%Reduced
Deutsche Bank AG16,217$437.0K0.00%+4,030+33.1%Added
State of Alaska, Department of Revenue15,326$413.0K0.00%−138−0.9%Reduced
Yousif Capital Management, LLC14,769$398.0K0.01%−1,480−9.1%Reduced
Price T Rowe Associates Inc14,285$385.0K0.00%+506+3.7%Added
Allspring Global Investments Holdings, LLC14,194$382.5K0.00%+8,737+160.1%Added
TD Asset Management Inc13,900$374.6K0.00%+900+6.9%Added
Raymond James & Associates13,508$364.0K0.00%+687+5.4%Added
American International Group, Inc.12,045$324.6K0.00%+63+0.5%Added
SG Americas Securities, LLC11,948$322.0K0.00%+11,948New
Federated Hermes, Inc.11,806$318.2K0.00%+11,546+4,440.8%Added
MetLife Investment Management11,461$308.9K0.00%00.0%Unchanged
First Hawaiian Bank10,940$294.8K0.01%00.0%Unchanged
Louisiana State Employees Retirement System10,400$280.3K0.01%−100−1.0%Reduced
New York State Teachers Retirement System10,364$279.0K0.00%00.0%Unchanged
UBS Group AG10,332$278.4K0.00%−5,962−36.6%Reduced
LPL Financial LLC9,984$269.1K0.00%+2,602+35.2%Added
Amalgamated Bank9,906$267.0K0.00%−629−6.0%Reduced
Franklin Resources Inc9,518$256.5K0.00%+151+1.6%Added
Hennion & Walsh Asset Management, Inc.9,489$256.0K0.02%−315−3.2%Reduced
D. E. Shaw & Co., Inc.8,607$232.0K0.00%−12,121−58.5%Reduced
Voya Investment Management LLC8,255$222.5K0.00%00.0%Unchanged
Boston Partners35,581$222.4K0.00%00.0%Unchanged
Royal Bank of Canada8,158$220.0K0.00%−6,954−46.0%Reduced
Truvestments Capital LLC7,951$214.3K0.11%+2,214+38.6%Added
Group One Trading, L.P.7,760$209.1K0.01%+157+2.1%Added
State of Tennessee, Treasury Department7,543$203.3K0.00%−1,061−12.3%Reduced
Oregon Public Employees Retirement Fund7,360$198.4K0.00%−20−0.3%Reduced