Stephen Chunping Chang SEC EDGAR Filings (CIK 0001722000)

SEC EDGAR filings, ownership reports, and insider transactions for Stephen Chunping Chang.

Business address
475 Oakmead Parkway, Sunnyvale, CA, 94085
Top holdings (ownership)
AOSL
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Stephen Chunping Chang has filed 15 SEC EDGAR filings since 26 Sep 2019

Latest Filings

Recent SEC filings for Stephen Chunping Chang including 4, 5, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2026 02 Jan 2026 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 10 Sep 2025 09 Sep 2025 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2025 17 Mar 2025 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2025 02 Jan 2025 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 08 Nov 2024 08 Nov 2024 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2024 15 Mar 2024 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2024 02 Jan 2024 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 17 Mar 2023 15 Mar 2023 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 17 Mar 2022 15 Mar 2022 001-34717
5 Open 5 document View SEC filing for 5 FORM 5 11 Feb 2022 31 Dec 2021 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 16 Jul 2021 18 Mar 2021 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 17 Mar 2021 25 Feb 2021 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 08 Jul 2020 16 Mar 2020 001-34717
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2020 16 Mar 2020 001-34717
3 Open 3 document View SEC filing for 3 FORM 3 26 Sep 2019 18 Sep 2019 001-34717

About this filer

Stephen Chunping Chang files with the SEC under CIK 0001722000. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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