ALPHA & OMEGA SEMICONDUCTOR Ltd reports

Location
475 Oakmead Parkway, Sunnyvale, CA
Fiscal year end
June 30
Data updated at
9/14/2024, 04:07 AM
Form type Sec Links Description Filing date Reporting date
10-K Report | Data 10-K Aug 23, 2024 Jun 30, 2024
8-K Report | Data 8-K Q4'24 EARNING RELEASE COVER PAGE Aug 7, 2024 Aug 7, 2024
10-Q Report | Data 10-Q May 8, 2024 Mar 31, 2024
8-K Report | Data 8-K Q3'24 EARNING RELEASE May 7, 2024 May 7, 2024
SC 13G/A Report SCHEDULE 13G/A Feb 13, 2024
SC 13G/A Report SC 13G/A MIKE CHANG 2023 Feb 12, 2024
SC 13G/A Report SEC SCHEDULE 13G Feb 9, 2024
10-Q Report | Data 10-Q Feb 7, 2024 Dec 31, 2023
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Feb 6, 2024 Feb 6, 2024
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Jan 25, 2024 Jan 25, 2024
SC 13G/A Report Jan 23, 2024
8-K Report | Data 8-K 2023 ANNUAL MEETING VOTING RESULT Nov 14, 2023 Nov 9, 2023
10-Q Report | Data 10-Q Q1'2024 Nov 7, 2023 Sep 30, 2023
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Nov 6, 2023 Nov 6, 2023
10-K Report | Data 10-K Aug 29, 2023 Jun 30, 2023
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 9, 2023 Aug 9, 2023
10-Q Report | Data 10-Q May 8, 2023 Mar 31, 2023
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K May 4, 2023 May 4, 2023
8-K Report | Data 8-K MIKE'S EMPLOYMENT AGREEMENT Feb 24, 2023 Feb 23, 2023
SC 13G/A Report SEC SCHEDULE 13G Feb 10, 2023
SC 13G/A Report SC 13G/A MIKE CHANG 2022 Feb 9, 2023
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2023
10-Q Report | Data 10-Q Feb 8, 2023 Dec 31, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Feb 6, 2023 Feb 6, 2023
SC 13G/A Report Jan 26, 2023
SC 13G/A Report Jan 20, 2023
8-K Report | Data 8-K Dec 8, 2022 Dec 6, 2022
8-K Report | Data 8-K 2022 ANNUAL MEETING VOTING RESULT Dec 1, 2022 Nov 29, 2022
10-Q Report | Data 10-Q Nov 7, 2022 Sep 30, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Nov 3, 2022 Nov 3, 2022
8-K Report | Data 8-K Oct 11, 2022 Oct 5, 2022
10-K Report | Data 10-K FY 2022 Sep 20, 2022 Jun 30, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 10, 2022 Aug 10, 2022
SC 13G Report Jun 9, 2022
10-Q Report | Data 10-Q May 10, 2022 Mar 31, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K May 5, 2022 May 5, 2022
8-K Report | Data 8-K Feb 28, 2022 Feb 24, 2022
SC 13G/A Report SC 13G/A MIKE CHANG 2021 Feb 11, 2022
10-Q Report | Data 10-Q Feb 9, 2022 Dec 31, 2021
SC 13G Report SCHEDULE 13G Feb 9, 2022
SC 13G/A Report SEC SCHEDULE 13G Feb 8, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Feb 7, 2022 Feb 7, 2022
SC 13G/A Report Feb 3, 2022
SC 13G/A Report SC 13G/A Jan 31, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Jan 27, 2022 Jan 26, 2022
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Dec 7, 2021 Dec 1, 2021
8-K Report | Data 8-K 2021 ANNUAL MEETING VOTING RESULT Nov 12, 2021 Nov 11, 2021
10-Q Report | Data 10-Q Nov 5, 2021 Sep 30, 2021
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Nov 4, 2021 Nov 4, 2021
10-K Report | Data 10-K Aug 30, 2021 Jun 30, 2021
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 13, 2021 Aug 12, 2021
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 11, 2021 Aug 11, 2021
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Jun 8, 2021 Jun 8, 2021
10-Q Report | Data 10-Q May 7, 2021 Mar 31, 2021
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K May 5, 2021 May 5, 2021
8-K Report | Data 8-K INCREASE ON SALARY AND INCENTIVE BONUS Mar 2, 2021 Feb 25, 2021
SC 13G/A Report SEC SCHEDULE 13G Feb 12, 2021
SC 13G/A Report SC 13G/A 2020 MIKE Feb 11, 2021
SC 13G/A Report SC 13G/A Feb 9, 2021
10-Q Report | Data 10-Q Feb 8, 2021 Dec 31, 2020
8-K Report | Data 8-K Feb 5, 2021 Feb 3, 2021
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Feb 4, 2021 Feb 4, 2021
SC 13G/A Report Jan 29, 2021
SC 13G/A Report Jan 29, 2021
8-K Report | Data 8-K Nov 16, 2020 Nov 12, 2020
10-Q Report | Data 10-Q Nov 6, 2020 Sep 30, 2020
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Nov 5, 2020 Nov 5, 2020
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Oct 5, 2020 Oct 5, 2020
10-K Report | Data 10-K Sep 2, 2020 Jun 30, 2020
8-K Report | Data 8-K Aug 17, 2020 Aug 12, 2020
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 11, 2020 Aug 11, 2020
10-Q Report | Data 10-Q May 11, 2020 Mar 31, 2020
8-K Report | Data ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K May 5, 2020 May 5, 2020
SC 13G/A Report SC 13G/A Feb 13, 2020
SC 13G/A Report SC 13G/A 2019 MIKE Feb 12, 2020
SC 13G/A Report SCHEDULE 13G/A Feb 12, 2020
10-Q Report | Data 10-Q DECEMBER 31, 2019 Q2' 2020 Feb 10, 2020 Dec 31, 2019
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Feb 5, 2020 Feb 5, 2020
SC 13G/A Report Feb 5, 2020
SC 13G/A Report Jan 29, 2020
8-K Report 8-K 2019 ANNUAL MEETING VOTE RESULT Nov 12, 2019 Nov 7, 2019
10-Q Report | Data 10-Q Q1 2020 Nov 12, 2019 Sep 30, 2019
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Nov 4, 2019 Nov 4, 2019
10-K Report | Data 10-K FY 2019 Aug 23, 2019 Jun 30, 2019
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 7, 2019 Aug 7, 2019
8-K Report 8-K DIRECTOR NOMINATION May 9, 2019 May 6, 2019
10-Q Report | Data 10-Q MARCH 31, 2019 May 3, 2019 Mar 31, 2019
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K May 2, 2019 May 2, 2019
SC 13G/A Report SC 13G/A MIKE CHANG 2018 Feb 12, 2019
SC 13G/A Report SCHEDULE 13G/A Feb 8, 2019
10-Q Report | Data 10-Q AOSL 12.31.2018 Feb 7, 2019 Dec 31, 2018
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Feb 6, 2019 Feb 6, 2019
SC 13G/A Report Feb 4, 2019
SC 13G/A Report SC 13G/A Jan 18, 2019
SC 13G/A Report Jan 16, 2019
8-K Report 8-K 2018 ANNUAL MEETING VOTE RESULT Nov 13, 2018 Nov 8, 2018
10-Q Report | Data 10-Q SEP 2018 Nov 5, 2018 Sep 30, 2018
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Nov 1, 2018 Nov 1, 2018
8-K Report 8-K Sep 17, 2018 Sep 11, 2018
10-K Report | Data 10-K FY 2018 Aug 23, 2018 Jun 30, 2018
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K Aug 8, 2018 Aug 8, 2018
8-K/A Report 8-K/A LEASE FINANCE May 25, 2018 May 9, 2018
SC 13G Report SCHEDULE 13G May 25, 2018
8-K Report 8-K LEASE FINANCE AGREEMENT MAY 2018 May 11, 2018 May 9, 2018
10-Q Report | Data 10-Q MARCH 31, 2018 May 3, 2018 Mar 31, 2018
8-K Report ALPHA AND OMEGA SEMICONDUCTOR LIMITED 8-K May 2, 2018 May 2, 2018
SC 13G/A Report SC 13G/A MIKE CHANG 2017 Feb 9, 2018
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2018
10-Q Report | Data 10-Q DEC 2017 Feb 8, 2018 Dec 31, 2017
8-K Report FORM 8-K Feb 7, 2018 Feb 7, 2018
SC 13G/A Report Jan 30, 2018
8-K Report 8-K Nov 21, 2017 Nov 15, 2017
8-K Report 8-K 2017 ANNUAL MEETING VOTE RESULT Nov 14, 2017 Nov 8, 2017
10-Q Report | Data 10-Q SEPTEMBER 30, 2017 Nov 9, 2017 Sep 30, 2017
SC 13G/A Report NONE Nov 7, 2017
8-K Report FORM 8-K Nov 2, 2017 Nov 2, 2017
10-K Report | Data 10-K 2017 Sep 5, 2017 Jun 30, 2017
8-K Report FORM 8-K Aug 9, 2017 Aug 9, 2017
10-Q Report | Data 10-Q MARCH 31, 2017 May 4, 2017 Mar 31, 2017
8-K Report FORM 8-K May 3, 2017 May 3, 2017
8-K Report 8-K 2017 EXECUTIVE BONUS PLAN Mar 7, 2017 Mar 1, 2017
SC 13G/A Report SC 13G/A MIKE CHANG 2016 Feb 13, 2017
10-Q Report | Data 10-Q Q2 2017 Feb 9, 2017 Dec 31, 2016
SC 13G Report SCHEDULE 13G Feb 9, 2017
8-K Report FORM 8-K Feb 8, 2017 Feb 8, 2017
10-K/A Report | Data 10-K/A FY2016 Feb 1, 2017 Jun 30, 2016
SC 13G Report Jan 30, 2017
SC 13G Report Jan 26, 2017
8-K Report 8-K EPC Jan 17, 2017 Jan 10, 2017
8-K Report 8-K VOTING RESULTS OF 2016 ANNUAL MEETING Nov 14, 2016 Nov 9, 2016
10-Q Report | Data 10-Q SEPTEMBER 2016 Nov 7, 2016 Sep 30, 2016
8-K Report FORM 8-K Nov 3, 2016 Nov 3, 2016
SC 13G/A Report Sep 12, 2016
SC 13G/A Report SC 13G/A Sep 2, 2016
10-K Report | Data 10-K FY 2016 Aug 26, 2016 Jun 30, 2016
8-K Report FORM 8-K Aug 10, 2016 Aug 10, 2016
10-Q Report | Data 10-Q MARCH 31, 2016 May 10, 2016 Mar 31, 2016
8-K Report | Data FORM 8-K May 4, 2016 May 4, 2016
SC 13G/A Report AMENDMENT NO. 2 TO THE SCHEDULE 13G Apr 11, 2016
SC 13G/A Report Apr 11, 2016
8-K Report | Data FORM 8-K Mar 29, 2016 Mar 29, 2016
8-K Report 8-K Mar 25, 2016 Mar 24, 2016
10-K/A Report | Data 10-K/A FY2015 Mar 22, 2016 Jun 30, 2015
8-K Report 8-K EXECUTIVE BONUS PLAN 2016 Feb 29, 2016 Feb 24, 2016
SC 13G/A Report AMENDMENT NO. 1 TO SCHEDULE 13G Feb 16, 2016
SC 13G/A Report SC 13G/A MIKE CHANG 2015 Feb 12, 2016
SC 13G/A Report Feb 12, 2016
SC 13G/A Report SC 13G/A Feb 12, 2016
10-Q Report | Data 10-Q DEC 2015 Feb 4, 2016 Dec 31, 2015
8-K Report FORM 8-K Feb 3, 2016 Feb 3, 2016
8-K Report 8-K Nov 12, 2015 Nov 9, 2015
10-Q Report | Data 10-Q Nov 6, 2015 Sep 30, 2015
8-K Report FORM 8-K Nov 5, 2015 Nov 5, 2015
8-K Report FORM 8-K FILING DOCUMENT Sep 25, 2015 Sep 25, 2015
SC 13G/A Report Sep 3, 2015
10-K Report | Data 10-K Aug 27, 2015 Jun 30, 2015
8-K Report FORM 8-K Aug 11, 2015 Aug 11, 2015
SC 13G Report SCHEDULE 13G Aug 10, 2015
8-K Report FORM 8-K Aug 5, 2015 Jul 31, 2015
10-Q Report | Data 10-Q May 7, 2015 Mar 31, 2015
8-K Report FORM 8-K May 5, 2015 May 5, 2015
8-K Report 8-K Mar 27, 2015 Mar 23, 2015
SC 13G/A Report SC 13G/A Feb 17, 2015
SC 13G/A Report Feb 13, 2015
SC 13G/A Report SCHEDULE 13G/A Feb 10, 2015
10-Q Report | Data 10-Q Feb 6, 2015 Dec 31, 2014
8-K Report FORM 8-K FILING DOCUMENT Feb 3, 2015 Feb 3, 2015
SC 13G/A Report Jan 30, 2015
8-K Report 8-K Nov 13, 2014 Nov 10, 2014
10-Q Report | Data 10-Q Nov 7, 2014 Sep 30, 2014
8-K Report FORM 8-K FILING DOCUMENT Nov 6, 2014 Nov 6, 2014
10-K Report | Data 10-K Aug 29, 2014 Jun 30, 2014
8-K Report 8-K Aug 18, 2014 Aug 14, 2014
8-K Report FORM 8-K FILING DOCUMENT Aug 18, 2014 Aug 15, 2014
8-K Report FORM 8-K FILING DOCUMENT Aug 12, 2014 Aug 12, 2014
8-K Report 8-K Jun 10, 2014 Jun 4, 2014
10-Q Report | Data 10-Q May 9, 2014 Mar 31, 2014
8-K Report FORM 8-K FILING DOCUMENT May 6, 2014 May 6, 2014
SC 13G/A Report SC 13G/A Feb 14, 2014
SC 13G/A Report SC 13G/A Feb 12, 2014
10-Q Report | Data 10-Q Feb 7, 2014 Dec 31, 2013
SC 13G/A Report SC 13G/A Feb 6, 2014
8-K Report FORM 8-K FILING DOCUMENT Feb 5, 2014 Feb 5, 2014
8-K Report 8-K Jan 30, 2014 Jan 30, 2014
8-K Report FORM 8-K Jan 30, 2014 Jan 25, 2014
SC 13G/A Report Jan 17, 2014
8-K Report 8-K Nov 18, 2013 Nov 12, 2013
8-K Report 8-K VOTING RESULTS OF 2013 ANNUAL MEETING Nov 14, 2013 Nov 11, 2013
10-Q Report | Data 10-Q Nov 6, 2013 Sep 30, 2013
8-K Report FORM 8-K FILING DOCUMENT Oct 30, 2013 Oct 30, 2013
8-K Report FORM 8-K FILING DOCUMENT Oct 7, 2013 Oct 3, 2013
10-K Report | Data 10-K Aug 30, 2013 Jun 30, 2013
8-K Report FORM 8-K FILING DOCUMENT Aug 13, 2013 Aug 13, 2013
SC 13G/A Report Jul 10, 2013
8-K Report 8-K Jun 13, 2013 Jun 10, 2013
8-K Report FORM 8-K May 15, 2013 May 9, 2013
10-Q Report | Data 10-Q May 6, 2013 Mar 31, 2013
8-K Report FORM 8-K FILING DOCUMENT Apr 29, 2013 Apr 26, 2013
8-K Report FORM 8-K FILING DOCUMENT Apr 12, 2013 Apr 8, 2013
8-K Report 8-K - COMPENSATION APPROVAL FEB 19 2013 Feb 19, 2013 Feb 19, 2013
SC 13G/A Report Feb 14, 2013
SC 13G Report SCHEDULE 13G Feb 13, 2013
SC 13G/A Report SC 13G/A Feb 12, 2013
SC 13G/A Report SC 13G/A Feb 12, 2013
10-Q Report | Data 10-Q Feb 6, 2013 Dec 31, 2012
SC 13G/A Report Jan 29, 2013
8-K Report FORM 8-K FILING DOCUMENT Jan 30, 2013 Jan 30, 2013
8-K Report FORM 8-K FILING DOCUMENT Jan 10, 2013 Jan 9, 2013
8-K Report 8-K Nov 16, 2012 Nov 15, 2012
10-Q Report | Data 10-Q Nov 6, 2012 Sep 30, 2012
8-K Report FORM 8-K FILING DOCUMENT Oct 30, 2012 Oct 30, 2012
10-K Report | Data 10-K Aug 31, 2012 Jun 30, 2012
8-K Report Aug 15, 2012 Aug 9, 2012
8-K Report FORM 8-K FILING DOCUMENT Aug 14, 2012 Aug 14, 2012
SC 13G/A Report Aug 10, 2012
10-Q Report | Data May 8, 2012 Mar 31, 2012
8-K Report May 2, 2012 Apr 26, 2012
8-K Report FORM 8-K FILING DOCUMENT Apr 25, 2012 Apr 25, 2012
8-K Report FORM 8-K FILING DOCUMENT Feb 16, 2012 Feb 15, 2012
SC 13G/A Report SCHEDULE 13G AMENDMENT NO. 1 Feb 14, 2012
SC 13G/A Report Feb 14, 2012
10-Q Report | Data FORM 10-Q Feb 8, 2012 Dec 31, 2011
8-K Report IDT ACQUISITION CLOSED Feb 6, 2012 Jan 31, 2012
8-K Report FORM 8-K FILING DOCUMENT Jan 25, 2012 Jan 25, 2012
SC 13G Report Jan 24, 2012
8-K Report Dec 20, 2011 Dec 14, 2011
8-K Report ANNUAL MEETING VOTE RESULTS Nov 21, 2011 Nov 18, 2011
8-K Report Nov 15, 2011 Nov 14, 2011
10-Q Report | Data Nov 8, 2011 Sep 30, 2011
8-K Report FORM 8-K FILING DOCUMENT Nov 2, 2011 Nov 2, 2011
8-K Report FORM 8-K FILING DOCUMENT Sep 30, 2011 Sep 30, 2011
8-K Report CHANGE OF AUDITOR Sep 27, 2011 Sep 26, 2011
10-K Report Sep 9, 2011 Jun 30, 2011
8-K Report FORM 8-K FILING DOCUMENT Aug 29, 2011 Aug 27, 2011
8-K Report FORM 8-K FILING DOCUMENT Aug 10, 2011 Aug 10, 2011
6-K Report FORM 6-K May 12, 2011 May 11, 2011
6-K Report FORM 6-K FILING DOCUMENT Apr 26, 2011 Apr 26, 2011
6-K Report FORM 6-K FILING DOCUMENT Mar 8, 2011 Mar 8, 2011
6-K Report FORM 6-K Feb 24, 2011 Feb 23, 2011
SC 13G Report DOC ONE Feb 14, 2011
SC 13G Report SCHEDULE 13G Feb 10, 2011
SC 13G/A Report DOC ONE Feb 10, 2011
SC 13G Report SCHEDULE 13G Feb 9, 2011
6-K Report FORM 6-K FILING DOCUMENT Feb 2, 2011 Feb 2, 2011
6-K Report FORM 6-K Dec 8, 2010 Dec 8, 2010
6-K Report FORM 6-K Dec 3, 2010 Dec 3, 2010
6-K Report FORM 6-K Nov 30, 2010 Nov 30, 2010
6-K Report FORM 6-K Nov 10, 2010 Nov 9, 2010
6-K Report FORM 6-K FILING DOCUMENT Oct 28, 2010 Oct 28, 2010
6-K Report FORM 6-K Oct 19, 2010 Oct 18, 2010
20-F Report FORM 20-F Sep 2, 2010 Jun 30, 2010
6-K Report FORM 6-K FILING DOCUMENT Aug 10, 2010 Aug 10, 2010
6-K Report FORM 6-K May 14, 2010 May 14, 2010