David Tsung-Hung Chao SEC EDGAR Filings (CIK 0001726418)

SEC EDGAR filings, ownership reports, and insider transactions for David Tsung-Hung Chao.

Business address
1000 Uptown Park Blvd. #34, Houston, TX, 77056
Top holdings (ownership)
WLK
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David Tsung-Hung Chao has filed 18 SEC EDGAR filings since 09 Jan 2018

Latest Filings

Recent SEC filings for David Tsung-Hung Chao including 4, 144, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 4 11 Aug 2025 08 Aug 2025 001-32260
4 Open 4 document View SEC filing for 4 4 02 Dec 2024 29 Nov 2024 001-32260
144 Open 144 document View SEC filing for 144 26 Nov 2024
4 Open 4 document View SEC filing for 4 4 25 Nov 2024 22 Nov 2024 001-32260
144 Open 144 document View SEC filing for 144 21 Nov 2024
4 Open 4 document View SEC filing for 4 4 12 Aug 2024 09 Aug 2024 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Sep 2023 31 Aug 2023 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Aug 2023 23 Aug 2023 001-32260
144 Open 144 document View SEC filing for 144 23 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Aug 2023 11 Aug 2023 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 15 Aug 2022 12 Aug 2022 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 16 Aug 2021 13 Aug 2021 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 17 Aug 2020 14 Aug 2020 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 19 Aug 2019 16 Aug 2019 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 07 Jan 2019 05 Jan 2019 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 20 Aug 2018 17 Aug 2018 001-32260
4 Open 4 document View SEC filing for 4 FORM 4 09 Jan 2018 05 Jan 2018 001-32260
3 Open 3 document View SEC filing for 3 FORM 3 09 Jan 2018 05 Jan 2018 001-32260

About this filer

David Tsung-Hung Chao files with the SEC under CIK 0001726418. 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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