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Alpha & Omega Semiconductor (AOSL)

CUSIP: G6331P104 | Technology · Semiconductors | Small Cap | 619 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/AMike F. Chang4,212,20113.9%New 5%+ stakeJun 30, 2026No 13F filer matched
13GState Street Corporation
with SSgA Funds Management, Inc.
2,347,4487.8%New 5%+ stakeJun 30, 2026No 13F filer matched
13G/AMike F. Chang4,212,201
13.9% of class · Jun 30, 2026New 5%+ stake
No 13F filer matched
13GState Street Corporation2,347,448
7.8% of class · Jun 30, 2026New 5%+ stake
with SSgA Funds Management, Inc.
No 13F filer matched

Institutional Holders — Q3 2026

Dimensional Fund Advisors LP1,239,764
0.0% of portfolio›$34.1M
Weber Capital Management LLC536,737
13.5% of portfolio›$14.8M
Congress Asset Management Co246,735
0.0% of portfolio›$6.8M
Bank of New York Mellon Corp139,688
0.0% of portfolio›$3.8M
Wedge Capital Management L L P139,461
0.1% of portfolio›$3.8M
Principal Financial Group Inc118,522
0.0% of portfolio›$3.3M
Imc-Chicago, LLC58,657
0.0% of portfolio›$1.6M
Creative Planning38,161
0.0% of portfolio›$1.0M
Inspire Investing, LLC23,260
0.0% of portfolio›$639.7K
Citigroup Inc20,240
0.0% of portfolio›$556.6K
Counterpoint Mutual Funds LLC17,880
0.0% of portfolio›$491.7K
Thrivent Financial for Lutherans15,778
0.0% of portfolio›$434
Y-Intercept (Hong Kong) Ltd13,587
0.0% of portfolio›$373.6K
Wealth Enhancement Advisory Services, LLC13,266
0.0% of portfolio›$376.9K
Illinois Municipal Retirement Fund12,398
0.0% of portfolio›$340.9K
Louisiana State Employees Retirement System10,600
0.0% of portfolio›$291.5K
Caitong International Asset Management Co., Ltd9,510
0.0% of portfolio›$261.5K
Overbrook Management Corp8,304
0.0% of portfolio›$228.4K
State of New Jersey Common Pension Fund D7,939
0.0% of portfolio›$218.3K
Almanack Investment Partners, Llc.7,440
0.0% of portfolio›$204.6K
State of Alaska, Department of Revenue6,364
0.0% of portfolio›$174
New York State Teachers Retirement System5,628
0.0% of portfolio›$155
Oregon Public Employees Retirement Fund5,545
0.0% of portfolio›$152.5K
Eastern Bank4,676
0.0% of portfolio›$128.6K
Gamma Investing LLC4,095
0.0% of portfolio›$112.6K
Versant Capital Management, Inc1,306
0.0% of portfolio›$35.9K
Farther Finance Advisors, LLC1,223
0.0% of portfolio›$33.6K
Silver Grove Financial Group, Inc.1,213
0.0% of portfolio›$33.4K
Signaturefd, LLC1,104
0.0% of portfolio›$30.4K
US Bancorp \de\907
0.0% of portfolio›$24.9K
Nisa Investment Advisors, LLC746
0.0% of portfolio›$20.5K
IFP Advisors, Inc697
0.0% of portfolio›$19.2K
Golden State Wealth Management, LLC659
0.0% of portfolio›$18.1K
Larson Financial Group LLC532
0.0% of portfolio›$14.6K
Wilmington Savings Fund Society, FSB500
0.0% of portfolio›$13.8K
Sterling Capital Management LLC480
0.0% of portfolio›$13.2K
SBI Securities Co., Ltd.416
0.0% of portfolio›$11.4K
Fortitude Family Office, LLC392
0.0% of portfolio›$10.8K
Root Financial Partners, LLC345
0.0% of portfolio›$9.5K
EverSource Wealth Advisors, LLC343
0.0% of portfolio›$9.4K
Parallel Advisors, LLC261
0.0% of portfolio›$7.2K
SJS Investment Consulting Inc.232
0.0% of portfolio›$6.4K
City State Bank200
0.0% of portfolio›$5.5K
Fifth Third Bancorp198
0.0% of portfolio›$5.4K
Provenance Wealth Advisors, LLC179
0.0% of portfolio›$4.9K
Pinnacle Wealth Planning Services, Inc.151
0.0% of portfolio›$4.2K
Hurley Capital, LLC146
0.0% of portfolio›$4.0K
True Wealth Design, LLC116
0.0% of portfolio›$3.2K
Salomon & Ludwin, LLC106
0.0% of portfolio›$2.9K
Parkside Financial Bank & Trust101
0.0% of portfolio›$2.8K
Physician Wealth Advisors, Inc.91
0.0% of portfolio›$2.5K
Essential Partners LLC90
0.0% of portfolio›$2.5K
Owl Creek Wealth Partners LLC70
0.0% of portfolio›$1.9K
Avion Wealth60
0.0% of portfolio›$1
Blue Trust, Inc.57
0.0% of portfolio›$1.6K
Farmers & Merchants Investments Inc26
0.0% of portfolio›$715
Hazlett, Burt & Watson, Inc.25
0.0% of portfolio›$1
CoreCap Advisors, LLC23
0.0% of portfolio›$633
Burk Holdings LLC18
0.0% of portfolio›$495
MassMutual Private Wealth & Trust, FSB14
0.0% of portfolio›$385
Ascentis Wealth Management, LLC14
0.0% of portfolio›$385
Gilpin Wealth Management, LLC7
0.0% of portfolio›$193
Assetmark, Inc6
0.0% of portfolio›$165
Financial Consulate, Inc5
0.0% of portfolio›$138
Covestor Ltd5
0.0% of portfolio›$0
Abound Wealth Management2
0.0% of portfolio›$55
StyleTurnoverLocationFiled
Dimensional Fund Advisors LP
1,239,764$34.1M0.0%IndexLowAustin, TX2026-11-04
Weber Capital Management LLC
536,737$14.8M13.5%Deep ValueVery LowNewton, MA2026-10-19
Congress Asset Management Co
246,735$6.8M0.0%GrowthMediumBoston, MA2026-10-06
Bank of New York Mellon Corp
139,688$3.8M0.0%CoreLowNew York, NY2026-11-05
Wedge Capital Management L L P
139,461$3.8M0.1%ValueMediumCharlotte, NC2026-10-13
Principal Financial Group Inc
118,522$3.3M0.0%CoreLowDes Moines, IA2026-11-02
Imc-Chicago, LLC
58,657$1.6M0.0%GARPVery HighChicago, IL2026-11-05
Creative Planning
38,161$1.0M0.0%IndexVery LowOverland Park, KS2026-11-02
Inspire Investing, LLC
23,260$639.7K0.0%GARPHighMeridian, ID2026-10-22
Citigroup Inc
20,240$556.6K0.0%CoreMediumNew York, NY2026-11-04
Counterpoint Mutual Funds LLC
17,880$491.7K0.0%Deep ValueVery HighSan Diego, CA2026-10-16
Thrivent Financial for Lutherans
15,778$4340.0%GARPMediumMinneapolis, MN2026-11-05
Y-Intercept (Hong Kong) Ltd
13,587$373.6K0.0%ValueVery HighHong Kong, South Korea2026-10-16
Wealth Enhancement Advisory Services, LLC
13,266$376.9K0.0%CoreLowPlymouth, MN2026-10-13
Illinois Municipal Retirement Fund
12,398$340.9K0.0%CoreMediumOak Brook, IL2026-11-05
Louisiana State Employees Retirement System
10,600$291.5K0.0%IndexLowBaton Rouge, LA2026-10-20
Caitong International Asset Management Co., Ltd
9,510$261.5K0.0%GrowthVery HighHong Kong, South Korea2026-10-29
Overbrook Management Corp
8,304$228.4K0.0%GrowthMediumNew York, NY2026-10-08
State of New Jersey Common Pension Fund D
7,939$218.3K0.0%CoreLowTrenton, NJ2026-11-05
Almanack Investment Partners, Llc.
7,440$204.6K0.0%ETFMediumNewtown Square, PA2026-11-03
State of Alaska, Department of Revenue
6,364$1740.0%CoreVery LowJuneau, AK2026-10-15
New York State Teachers Retirement System
5,628$1550.0%CoreVery LowAlbany, NY2026-10-22
Oregon Public Employees Retirement Fund
5,545$152.5K0.0%IndexVery LowTigard, OR2026-10-30
Eastern Bank
4,676$128.6K0.0%GrowthMediumBoston, MA2026-10-05
Gamma Investing LLC
4,095$112.6K0.0%IndexVery LowFoster City, CA2026-10-08
Versant Capital Management, Inc
1,306$35.9K0.0%GARPLowPhoenix, AZ2026-10-02
Farther Finance Advisors, LLC
1,223$33.6K0.0%IndexLowSan Francisco, CA2026-10-08
Silver Grove Financial Group, Inc.
1,213$33.4K0.0%CoreMediumOrchard Park, NY2026-11-05
Signaturefd, LLC
1,104$30.4K0.0%IndexLowAtlanta, GA2026-10-23
US Bancorp \de\
907$24.9K0.0%IndexLowMinneapolis, MN2026-11-05
Nisa Investment Advisors, LLC
746$20.5K0.0%IndexVery LowSt. Louis, MO2026-10-20
IFP Advisors, Inc
697$19.2K0.0%GrowthLowTampa, FL2026-10-16
Golden State Wealth Management, LLC
659$18.1K0.0%ETFMediumSanta Ana, CA2026-11-02
Larson Financial Group LLC
532$14.6K0.0%GrowthLowSt Louis, MO2026-11-05
Wilmington Savings Fund Society, FSB
500$13.8K0.0%CoreLowWilmington, DE2026-10-23
Sterling Capital Management LLC
480$13.2K0.0%GARPMediumCharlotte, NC2026-10-22
SBI Securities Co., Ltd.
416$11.4K0.0%Agg GrowthLowTokyo, Mexico2026-10-22
Fortitude Family Office, LLC
392$10.8K0.0%ETFMediumScottsdale, AZ2026-10-14
Root Financial Partners, LLC
345$9.5K0.0%ETFMediumEncinitas, CA2026-10-21
EverSource Wealth Advisors, LLC
343$9.4K0.0%CoreMediumBirmingham, AL2026-11-04
Parallel Advisors, LLC
261$7.2K0.0%IndexLowSan Francisco, CA2026-11-03
SJS Investment Consulting Inc.
232$6.4K0.0%ETFVery LowSylvania, OH2026-10-26
City State Bank
200$5.5K0.0%GrowthVery LowNorwalk, IA2026-10-20
Fifth Third Bancorp
198$5.4K0.0%IndexVery LowCincinnati, OH2026-11-05
Provenance Wealth Advisors, LLC
179$4.9K0.0%ETFLowFort Lauderdale, FL2026-10-30
Pinnacle Wealth Planning Services, Inc.
151$4.2K0.0%GARPLowMansfield, OH2026-10-27
Hurley Capital, LLC
146$4.0K0.0%GARPMediumNew York, NY2026-11-05
True Wealth Design, LLC
116$3.2K0.0%ETFMediumAkron, OH2026-10-13
Salomon & Ludwin, LLC
106$2.9K0.0%ETFVery LowRichmond, VA2026-10-29
Parkside Financial Bank & Trust
101$2.8K0.0%CoreVery LowSaint Louis, MO2026-10-27
Physician Wealth Advisors, Inc.
91$2.5K0.0%ETFMediumMidvale, UT2026-10-20
Essential Partners LLC
90$2.5K0.0%ValueMediumRancho Santa Fe, CA2026-10-14
Owl Creek Wealth Partners LLC
70$1.9K0.0%IndexLowGreenwood Village, CO2026-10-20
Avion Wealth
60$10.0%ETFLowThe Woodlands, TX2026-11-04
Blue Trust, Inc.
57$1.6K0.0%ETFLowBrentwood, TN2026-10-15
Farmers & Merchants Investments Inc
26$7150.0%CoreVery LowLincoln, NE2026-10-22
Hazlett, Burt & Watson, Inc.
25$10.0%CoreVery LowWheeling, WV2026-11-04
CoreCap Advisors, LLC
23$6330.0%ETFMediumSouthfield, MI2026-10-08
Burk Holdings LLC
18$4950.0%ETFVery LowTulsa, OK2026-11-05
MassMutual Private Wealth & Trust, FSB
14$3850.0%CoreLowSpringfield, MA2026-10-05
Ascentis Wealth Management, LLC
14$3850.0%Agg GrowthLowDallas, TX2026-11-03
Gilpin Wealth Management, LLC
7$1930.0%GrowthLowDenver, CO2026-10-09
Assetmark, Inc
6$1650.0%ETFLowConcord, CA2026-10-21
Financial Consulate, Inc
5$1380.0%ETFLowHunt Valley, MD2026-10-23
Covestor Ltd
5$00.0%ValueHighLondon, United Kingdom2026-10-30
Abound Wealth Management
2$550.0%ETFVery LowFranklin, TN2026-10-26