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Mailing Address 475 OAKMEAD PARKWAY SUNNYVALE CA 94085
Business Address 475 OAKMEAD PARKWAY SUNNYVALE CA 94085 408-830-9742
ALPHA & OMEGA SEMICONDUCTOR Ltd CIK#: 0001387467 (see all company filings)

SIC: 3674 - SEMICONDUCTORS & RELATED DEVICES
State location: CA | Fiscal Year End: 0630
(CF Office: 04 Manufacturing)
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Items 1 - 40  0001387467 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
SD  Documents Specialized disclosure report
Acc-no: 0001387467-24-000031 (34 Act)  Size: 36 KB
2024-03-04 001-34717
24714932
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001104659-24-020233 (34 Act)  Size: 13 KB
2024-02-13 005-85975
24627508
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001387467-24-000027 (34 Act)  Size: 60 KB
2024-02-12 005-85975
24620183
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000354204-24-002887 (34 Act)  Size: 19 KB
2024-02-09 005-85975
24612163
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001387467-24-000022 (34 Act)  Size: 9 MB
2024-02-07 001-34717
24604222
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-24-000174 (34 Act)  Size: 846 KB
2024-02-06 001-34717
24600160
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001157523-24-000118 (34 Act)  Size: 166 KB
2024-01-25 001-34717
24563275
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001086364-24-001463 (34 Act)  Size: 13 KB
2024-01-23 005-85975
24551372
8-K  Documents   Interactive Data Current report, item 5.07
Acc-no: 0001387467-23-000096 (34 Act)  Size: 189 KB
2023-11-14 001-34717
231405662
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001387467-23-000070 (34 Act)  Size: 8 MB
2023-11-07 001-34717
231383573
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-23-001653 (34 Act)  Size: 620 KB
2023-11-06 001-34717
231379897
ARS  Documents Annual Report to Security Holders
Acc-no: 0001387467-23-000062 (34 Act)  Size: 9 MB
2023-09-25 001-34717
231275930
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001387467-23-000061 (34 Act)  Size: 823 KB
2023-09-25 001-34717
231275923
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001387467-23-000060 (34 Act)  Size: 7 MB
2023-09-25 001-34717
231275916
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001387467-23-000049 (34 Act)  Size: 17 MB
2023-08-29 001-34717
231223020
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-23-001302 (34 Act)  Size: 825 KB
2023-08-09 001-34717
231154997
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001387467-23-000035 (34 Act)  Size: 10 MB
2023-05-08 001-34717
23897629
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-23-000740 (34 Act)  Size: 786 KB
2023-05-04 001-34717
23888498
SD  Documents Specialized disclosure report
Acc-no: 0001387467-23-000020 (34 Act)  Size: 38 KB
2023-03-02 001-34717
23698728
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-002062 Size: 39 KB
2023-03-01
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0001387467-23-000018 (34 Act)  Size: 187 KB
2023-02-24 001-34717
23666877
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001387467-23-000016 Size: 40 KB
2023-02-14
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000354204-23-001311 (34 Act)  Size: 19 KB
2023-02-10 005-85975
23610667
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001387467-23-000013 (34 Act)  Size: 62 KB
2023-02-09 005-85975
23606141
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001104659-23-015259 (34 Act)  Size: 13 KB
2023-02-09 005-85975
23602407
S-8  Documents Securities to be offered to employees in employee benefit plans
Acc-no: 0001387467-23-000011 (33 Act)  Size: 105 KB
2023-02-08 333-269638
23599037
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001387467-23-000009 (34 Act)  Size: 9 MB
2023-02-08 001-34717
23599017
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-23-000172 (34 Act)  Size: 719 KB
2023-02-06 001-34717
23590651
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-001140 Size: 44 KB
2023-02-03
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001306550-23-004482 (34 Act)  Size: 13 KB
2023-01-26 005-85975
23554695
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001306550-23-000546 (34 Act)  Size: 13 KB
2023-01-20 005-85975
23539114
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001387467-22-000099 (34 Act)  Size: 202 KB
2022-12-08 001-34717
221452390
8-K  Documents   Interactive Data Current report, item 5.07
Acc-no: 0001387467-22-000096 (34 Act)  Size: 197 KB
2022-12-01 001-34717
221438949
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001387467-22-000079 (34 Act)  Size: 8 MB
2022-11-07 001-34717
221364333
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-22-001518 (34 Act)  Size: 608 KB
2022-11-03 001-34717
221357816
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001387467-22-000075 (34 Act)  Size: 4 MB
2022-10-13 001-34717
221309262
8-K  Documents   Interactive Data Current report, items 4.01 and 9.01
Acc-no: 0001387467-22-000071 (34 Act)  Size: 272 KB
2022-10-11 001-34717
221304053
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001387467-22-000066 (34 Act)  Size: 17 MB
2022-09-20 001-34717
221251986
NT 10-K  Documents Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405
Acc-no: 0001387467-22-000060 (34 Act)  Size: 64 KB
2022-08-30 001-34717
221214509
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001157523-22-001096 (34 Act)  Size: 805 KB
2022-08-10 001-34717
221151896