ALPHA & OMEGA SEMICONDUCTOR Ltd

AOSL
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001387467

13F holders, Q2 2026

Positions as of Jun 30, 2026.

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
216
+36 vs. Q1 2026
Shares held
22.85M
+707.98K (+3.2%) vs. Q1 2026
Total value
$1.08B
+$590.13M (+120.4%) vs. Q1 2026

Compare with Q1 2026: new holders and sold out

Holders over time

131 in Q3 2021 → 216 in Q2 2026

Show by quarter
Number of institutions holding AOSL by quarter
QuarterHolders
Q2 2026216
Q1 2026180
Q4 2025168
Q3 2025185
Q2 2025165
Q1 2025156
Q4 2024177
Q3 2024173
Q2 2024166
Q1 2024141
Q4 2023144
Q3 2023141
Q2 2023145
Q1 2023144
Q4 2022164
Q3 2022176
Q2 2022186
Q1 2022207
Q4 2021178
Q3 2021131

Institutions

Institutions holding AOSL in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.4,256,528$201.46M0.00%+351,752+9.0%Added
STATE STREET CORP2,347,448$111.1M0.00%+945,898+67.5%Added
MANUFACTURERS LIFE INSURANCE COMPANY, THE1,375,083$65.08M0.05%−199,379−12.7%Reduced
DIMENSIONAL FUND ADVISORS LP1,335,089$63.18M0.01%−228,782−14.6%Reduced
VANGUARD PORTFOLIO MANAGEMENT LLC1,111,480$52.61M0.00%−57,449−4.9%Reduced
VANGUARD CAPITAL MANAGEMENT LLC1,070,895$50.69M0.00%+19,664+1.9%Added
TWO SIGMA INVESTMENTS, LP951,576$45.04M0.03%+398,565+72.1%Added
FMR LLC791,715$37.47M0.00%+247,006+45.3%Added
GEODE CAPITAL MANAGEMENT, LLC658,902$31.19M0.00%+30,234+4.8%Added
Connor, Clark & Lunn Investment Management Ltd.636,893$30.14M0.06%+300,177+89.1%Added
WEBER CAPITAL MANAGEMENT LLC /ADV538,437$25.48M21.69%−3,871−0.7%Reduced
WELLINGTON MANAGEMENT GROUP LLP412,910$19.54M0.00%−281,898−40.6%Reduced
CHARLES SCHWAB INVESTMENT MANAGEMENT INC403,197$19.08M0.00%−17,230−4.1%Reduced
ACADIAN ASSET MANAGEMENT LLC323,866$15.31M0.02%+113,226+53.8%Added
ROYCE & ASSOCIATES LP309,015$14.63M0.12%−209,100−40.4%Reduced
D. E. Shaw & Co., Inc.284,225$13.45M0.01%+4,637+1.7%Added
GOLDMAN SACHS GROUP INC279,113$13.21M0.00%+11,431+4.3%Added
MILLENNIUM MANAGEMENT LLC267,648$12.67M0.01%+69,866+35.3%Added
NORTHERN TRUST CORP261,018$12.35M0.00%+14,228+5.8%Added
JANE STREET GROUP, LLC234,335$11.09M0.01%+234,335New
MORGAN STANLEY217,176$10.28M0.00%+20,281+10.3%Added
Invesco Ltd.207,842$9.84M0.00%−167,931−44.7%Reduced
Apis Capital Advisors, LLC206,280$9.76M0.95%+206,280New
CONGRESS ASSET MANAGEMENT CO /MA203,460$9.63M0.06%+203,460New
PANAGORA ASSET MANAGEMENT INC194,356$9.2M0.03%+135,571+230.6%Added
VANGUARD FIDUCIARY TRUST CO163,428$7.74M0.00%+485+0.3%Added
JACOBS LEVY EQUITY MANAGEMENT, INC160,918$7.62M0.03%−192,996−54.5%Reduced
T. Rowe Price Investment Management, Inc.153,998$7.29M0.00%+153,998New
BRIDGEWAY CAPITAL MANAGEMENT, LLC149,537$7.08M0.12%+9,206+6.6%Added
BANK OF AMERICA CORP /DE/145,243$6.87M0.00%+17,551+13.7%Added
Tudor Investment Corp Et Al144,312$6.83M0.03%+74,762+107.5%Added
Bank of New York Mellon Corp141,445$6.69M0.00%+1,911+1.4%Added
UBS Group AG135,116$6.4M0.00%−53,624−28.4%Reduced
Empowered Funds, LLC129,537$6.13M0.03%+9,206+7.7%Added
PRINCIPAL FINANCIAL GROUP INC120,056$5.68M0.00%−190.0%Reduced
Trexquant Investment LP117,474$5.56M0.03%−56,626−32.5%Reduced
JPMORGAN CHASE & CO109,566$4.95M0.00%−234,466−68.2%Reduced
IMC-Chicago, LLC99,791$4.72M0.04%+99,791New
SUSQUEHANNA INTERNATIONAL GROUP, LLP96,522$4.57M0.00%+54,787+131.3%Added
WEDGE CAPITAL MANAGEMENT L L P/NC91,440$4.33M0.07%−21,114−18.8%Reduced
Public Sector Pension Investment Board85,371$4.04M0.01%−3,016−3.4%Reduced
AQR CAPITAL MANAGEMENT LLC83,433$3.95M0.00%−58,224−41.1%Reduced
BNP PARIBAS ARBITRAGE, SA76,044$3.6M0.00%−29,222−27.8%Reduced
RHUMBLINE ADVISERS61,676$2.92M0.00%−10,369−14.4%Reduced
AMERICAN CENTURY COMPANIES INC61,255$2.9M0.00%+2,930+5.0%Added
CITIGROUP INC61,099$2.89M0.00%+54,330+802.6%Added
Nuveen, LLC55,668$2.63M0.00%+7,251+15.0%Added
Russell Investments Group, Ltd.55,849$2.6M0.00%+21,769+63.9%Added
ALGERT GLOBAL LLC54,200$2.57M0.03%−66,140−55.0%Reduced
Legal & General Group Plc54,126$2.56M0.00%−2,680−4.7%Reduced
DEUTSCHE BANK AG\52,853$2.5M0.00%+3,311+6.7%Added
Swiss National Bank49,300$2.33M0.00%−1,100−2.2%Reduced
AMERIPRISE FINANCIAL INC47,029$2.23M0.00%−6,903−12.8%Reduced
FRANKLIN RESOURCES INC40,523$1.92M0.00%−15,811−28.1%Reduced
CITADEL ADVISORS LLC39,368$1.86M0.00%+2,934+8.1%Added
PRICE T ROWE ASSOCIATES INC /MD/39,104$1.85M0.00%+6,281+19.1%Added
XTX Topco Ltd37,562$1.78M0.02%+14,628+63.8%Added
Quantinno Capital Management LP36,440$1.72M0.00%−808−2.2%Reduced
WINTON GROUP Ltd34,889$1.65M0.05%−26,043−42.7%Reduced
Numerai GP LLC32,941$1.56M0.13%−65,033−66.4%Reduced
Mork Capital Management, LLC30,000$1.42M0.91%−15,000−33.3%Reduced
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND29,005$1.37M0.00%+29,005New
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM27,820$1.32M0.00%+4,036+17.0%Added
MASSACHUSETTS FINANCIAL SERVICES CO /MA/26,638$1.26M0.00%−1,062−3.8%Reduced
New Age Alpha Advisors, LLC24,986$1.18M0.05%+24,986New
Counterpoint Mutual Funds LLC24,712$1.17M0.12%−14,867−37.6%Reduced
RAYMOND JAMES FINANCIAL INC23,317$1.1M0.00%−498−2.1%Reduced
Y-Intercept (Hong Kong) Ltd22,218$1.05M0.02%−13,152−37.2%Reduced
Marex Group plc21,500$1.02M0.01%+21,500New
Dynamic Technology Lab Private Ltd21,440$1.02M0.23%+21,440New
WELLS FARGO & COMPANY/MN21,414$1.01M0.00%+11,342+112.6%Added
Creative Planning21,107$998.99K0.00%+5,183+32.5%Added
NATIXIS20,000$946.6K0.00%00.0%Unchanged
Jump Financial, LLC19,800$937.13K0.01%−21,700−52.3%Reduced
Neuberger Berman Group LLC19,063$902.25K0.00%+79+0.4%Added
Walleye Trading LLC18,979$898.28K0.01%+18,979New
GSA CAPITAL PARTNERS LLP16,925$801K0.05%−38,345−69.4%Reduced
Brevan Howard Capital Management LP16,483$780.14K0.01%−2,688−14.0%Reduced
Thrivent Financial for Lutherans16,313$772K0.00%−175−1.1%Reduced
ALLIANCEBERNSTEIN L.P.33,698$746.75K0.00%+13,198+64.4%Added
VANGUARD ASSET MANAGEMENT, Ltd15,523$734.7K0.00%00.0%Unchanged
Illinois Municipal Retirement Fund15,358$726.89K0.01%+2,975+24.0%Added
Arosa Capital Management LP15,000$709.95K0.62%−15,000−50.0%Reduced
Capelight Capital Asset Management LP15,000$709.95K0.35%+15,000New
MetLife Investment Management14,460$684.39K0.00%+143+1.0%Added
Jupiter Topco LLC13,485$637.91K0.00%+13,485New
Zurcher Kantonalbank (Zurich Cantonalbank)13,232$626.27K0.00%+4,787+56.7%Added
Diversified Trust Co12,912$611.12K0.01%+12,912New
Engineers Gate Manager LP12,250$579.79K0.01%−50,784−80.6%Reduced
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.11,391$539.14K0.00%−533−4.5%Reduced
Vanguard Global Advisers, LLC11,209$530.52K0.00%−9,814−46.7%Reduced
Louisiana State Employees Retirement System10,900$515.9K0.01%−100−0.9%Reduced
NATIXIS ADVISORS, L.P.10,275$486K0.00%+10,275New
NEW YORK STATE COMMON RETIREMENT FUND10,096$477.84K0.00%+2,300+29.5%Added
State of Alaska, Department of Revenue9,450$447K0.00%−3,990−29.7%Reduced
SEI INVESTMENTS CO8,964$424.26K0.00%−74,870−89.3%Reduced
Jain Global LLC8,658$409.78K0.00%+8,658New
OVERBROOK MANAGEMENT CORP8,304$393.03K0.06%+8,304New
JONES FINANCIAL COMPANIES LLLP8,750$384.91K0.00%+1,264+16.9%Added
State of New Jersey Common Pension Fund D7,939$375.75K0.00%+7,939New