| Date Filed | Type | Description |
| 09/26/2023 |
144
| Form 144 - Report of proposed sale of securities: |
| 08/09/2023 |
8-K
| Quarterly results |
| 07/13/2023 |
144
| Form 144 - Report of proposed sale of securities: |
| 05/12/2023 |
144
| Form 144 - Report of proposed sale of securities: |
| 05/08/2023 |
10-Q
| Quarterly Report for the period ended March 31, 2023 |
| 05/04/2023 |
8-K
| Quarterly results |
| 04/13/2023 |
144
| Form 144 - Report of proposed sale of securities: |
| 03/02/2023 |
SD
| Form SD - Specialized disclosure report: |
| 02/24/2023 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 02/10/2023 |
SC 13G/A
| DIMENSIONAL FUND ADVISORS LP reports a 8.1% stake in Alpha & Omega Semiconductor Ltd |
| 02/09/2023 |
SC 13G/A
| VANGUARD GROUP INC reports a 6.4% stake in Alpha & Omega Semiconductor Ltd. |
| 02/08/2023 |
S-8
| Form S-8 - Securities to be offered to employees in employee benefit plans: |
| 02/08/2023 |
10-Q
| Quarterly Report for the period ended December 31, 2022 |
| 02/06/2023 |
8-K
| Quarterly results |
| 01/26/2023 |
SC 13G/A
| BlackRock Inc. reports a 13% stake in ALPHA AND OMEGA SEMICONDUCTOR LTD |
| 01/20/2023 |
SC 13G/A
| BlackRock Inc. reports a 13% stake in ALPHA AND OMEGA SEMICONDUCTOR LTD |
| 12/08/2022 |
8-K
| Quarterly results |
| 12/01/2022 |
8-K
| Quarterly results |
| 11/07/2022 |
10-Q
| Quarterly Report for the period ended September 30, 2022 |
| 11/03/2022 |
8-K
| Quarterly results |
| 10/13/2022 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 10/11/2022 |
8-K
| Changes in Registrant's Certifying Accountant, Financial Statements and Exhibits Interactive Data |
| 09/19/2022 |
10-K
| Annual Report for the period ended June 30, 2022 |
| 08/30/2022 |
NT 10-K
| Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405: |
| 08/10/2022 |
8-K
| Quarterly results |
| 06/09/2022 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 05/10/2022 |
10-Q
| Quarterly Report for the period ended March 31, 2022 |
| 05/05/2022 |
8-K
| Quarterly results |
| 03/02/2022 |
SD
| Form SD - Specialized disclosure report: |
| 02/28/2022 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 02/11/2022 |
5
| Chang Lucas S. (Director) has filed a Form 5 on ALPHA & OMEGA SEMICONDUCTOR Ltd |
| 02/11/2022 |
5
| Chang Stephen Chunping (President) has filed a Form 5 on ALPHA & OMEGA SEMICONDUCTOR Ltd |
| 02/11/2022 |
SC 13G/A
| Chang Mike F reports a 16.3% stake in Alpha and Omega Semiconductor Limited |
| 02/09/2022 |
10-Q
| Quarterly Report for the period ended December 31, 2021 |
|