ALPHA & OMEGA SEMICONDUCTOR filings

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SEC filings by ALPHA & OMEGA SEMICONDUCTOR (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13G/A2024-02-13VANGUARD GROUP INCALPHA & OMEGA SEMICONDUCTOR Ltd2,085,1737.5%EDGAR
SC 13G/A2024-02-12Chang Mike FALPHA & OMEGA SEMICONDUCTOR Ltd4,119,65114.7%EDGAR
SC 13G/A2024-02-09DIMENSIONAL FUND ADVISORS LPALPHA & OMEGA SEMICONDUCTOR Ltd2,110,3917.6%EDGAR
SC 13G/A2024-01-23BlackRock Inc.ALPHA & OMEGA SEMICONDUCTOR Ltd3,817,38413.7%EDGAR
SC 13G/A2023-02-10DIMENSIONAL FUND ADVISORS LPALPHA & OMEGA SEMICONDUCTOR Ltd2,212,7108.1%EDGAR
SC 13G/A2023-02-09VANGUARD GROUP INCALPHA & OMEGA SEMICONDUCTOR Ltd1,743,6276.4%EDGAR
SC 13G/A2023-02-09Chang Mike FALPHA & OMEGA SEMICONDUCTOR Ltd4,274,71015.5%EDGAR
SC 13G/A2023-01-26BlackRock Inc.ALPHA & OMEGA SEMICONDUCTOR Ltd3,558,51213.0%EDGAR
SC 13G/A2023-01-20BlackRock Inc.ALPHA & OMEGA SEMICONDUCTOR Ltd3,558,51213.0%EDGAR
SC 13G2022-06-09BlackRock Inc.ALPHA & OMEGA SEMICONDUCTOR Ltd3,365,11312.4%EDGAR
SC 13G/A2022-02-11Chang Mike FALPHA & OMEGA SEMICONDUCTOR Ltd4,364,12616.3%EDGAR
SC 13G2022-02-09VANGUARD GROUP INCALPHA & OMEGA SEMICONDUCTOR Ltd1,642,9376.2%EDGAR
SC 13G/A2022-02-08DIMENSIONAL FUND ADVISORS LPALPHA & OMEGA SEMICONDUCTOR Ltd1,859,5367.0%EDGAR
SC 13G/A2022-02-03BlackRock Inc.ALPHA & OMEGA SEMICONDUCTOR Ltd1,453,9275.5%EDGAR
SC 13G/A2022-01-31Gagnon NeilALPHA & OMEGA SEMICONDUCTOR Ltd566,5312.2%EDGAR
SC 13G/A2021-02-12DIMENSIONAL FUND ADVISORS LPALPHA & OMEGA SEMICONDUCTOR Ltd1,982,4657.8%EDGAR
SC 13G/A2021-02-11Chang Mike FALPHA & OMEGA SEMICONDUCTOR Ltd4,506,39717.5%EDGAR
SC 13G/A2021-02-09Gagnon NeilALPHA & OMEGA SEMICONDUCTOR Ltd913,3743.6%EDGAR
SC 13G/A2021-01-29BlackRock Inc.ALPHA & OMEGA SEMICONDUCTOR Ltd1,443,2085.7%EDGAR
SC 13G/A2021-01-29ROYCE & ASSOCIATES LPALPHA & OMEGA SEMICONDUCTOR Ltd1,198,1334.7%EDGAR
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