Official SEC submissions

Alpha and Omega Semiconductor SEC Filings

Direct answer

Alpha and Omega Semiconductor's latest SEC filing is DEFA14A.

It was filed on September 30, 2026, and 40 recent filings are available.

Each row links directly to the SEC document and filing index.

Official SEC EDGAR submissions

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Recent SEC filings

DEFA14A

Proxy statement

Filed: 2026-09-30

DEFA14A FY2026

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DEF 14A

Proxy statement

Filed: 2026-09-30

Report date: 2026-06-30

DEF 14A

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Insider transaction

Filed: 2026-09-11

Report date: 2026-08-24

FORM 4

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Insider transaction

Filed: 2026-09-11

Report date: 2026-08-24

FORM 4

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10-K

Periodic report

Filed: 2026-08-27

Report date: 2026-06-30

10-K

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Insider transaction

Filed: 2026-08-14

Report date: 2026-08-13

FORM 4

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8-K

Current report

Filed: 2026-08-12

Report date: 2026-08-12

8-K

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Insider transaction

Filed: 2026-07-21

Report date: 2026-07-20

FORM 4

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Insider transaction

Filed: 2026-07-17

Report date: 2026-07-16

FORM 4

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144

Planned securities sale

Filed: 2026-07-16

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Insider transaction

Filed: 2026-07-15

Report date: 2026-07-13

FORM 4

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8-K

Current report

Filed: 2026-07-10

Report date: 2026-07-08

8-K

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Insider transaction

Filed: 2026-06-17

Report date: 2026-06-16

FORM 4

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144

Planned securities sale

Filed: 2026-06-16

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Insider transaction

Filed: 2026-06-03

Report date: 2026-06-01

FORM 4

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Insider transaction

Filed: 2026-05-28

Report date: 2026-05-26

FORM 4

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Insider transaction

Filed: 2026-05-27

Report date: 2026-05-22

FORM 4

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Insider transaction

Filed: 2026-05-26

Report date: 2026-05-22

FORM 4

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Insider transaction

Filed: 2026-05-26

Report date: 2026-05-21

FORM 4

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144

Planned securities sale

Filed: 2026-05-22

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Insider transaction

Filed: 2026-05-20

Report date: 2026-05-18

FORM 4

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144

Planned securities sale

Filed: 2026-05-18

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8-K

Current report

Filed: 2026-05-12

Report date: 2026-05-11

8-K

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10-Q

Periodic report

Filed: 2026-05-06

Report date: 2026-03-31

10-Q

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8-K

Current report

Filed: 2026-05-06

Report date: 2026-05-06

8-K

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Insider transaction

Filed: 2026-04-30

Report date: 2026-04-27

FORM 4

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Insider transaction

Filed: 2026-04-20

Report date: 2026-04-17

FORM 4

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Insider transaction

Filed: 2026-04-20

Report date: 2026-04-17

FORM 4

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Insider transaction

Filed: 2026-04-20

Report date: 2026-04-16

FORM 4

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144

Planned securities sale

Filed: 2026-04-17

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8-K

Current report

Filed: 2026-04-17

Report date: 2026-04-13

8-K

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144

Planned securities sale

Filed: 2026-04-17

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Insider transaction

Filed: 2026-04-16

Report date: 2026-04-14

FORM 4

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Insider transaction

Filed: 2026-04-16

Report date: 2026-04-14

FORM 4

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144

Planned securities sale

Filed: 2026-04-16

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144

Planned securities sale

Filed: 2026-04-14

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144

Planned securities sale

Filed: 2026-04-14

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4/A

Insider transaction

Filed: 2026-03-25

Report date: 2026-03-16

FORM 4/A

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4/A

Insider transaction

Filed: 2026-03-25

Report date: 2026-03-16

FORM 4/A

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Insider transaction

Filed: 2026-03-18

Report date: 2026-03-16

FORM 4

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Verified data

Recent filing categories: 5
Recent filings: 40
SEC CIK: 0001387467
Latest filing date: September 30, 2026

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