David Y. Liu SEC EDGAR Filings (CIK 0001675881)

SEC EDGAR filings, ownership reports, and insider transactions for David Y. Liu.

Business address
C/O Protagonist Therapeutics, Inc., 521 Cottonwood Drive, Suite 100, Milpitas, CA, 95035
Top holdings (ownership)
PTGX
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David Y. Liu has filed 20 SEC EDGAR filings since 10 Aug 2016

Latest Filings

Recent SEC filings for David Y. Liu including 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Nov 2022 16 Nov 2022 001-37852
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 02 Mar 2022 28 Feb 2022 001-37852
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Feb 2022 15 Feb 2022 001-37852
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 19 Aug 2021 17 Aug 2021 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Feb 2021 26 Feb 2021 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Feb 2020 28 Feb 2020 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Aug 2019 06 Aug 2019 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Mar 2019 28 Feb 2019 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Feb 2019 06 Feb 2019 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Aug 2018 15 Aug 2018 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Mar 2018 12 Mar 2018 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Mar 2018 28 Feb 2018 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jan 2018 16 Jan 2018 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Dec 2017 18 Dec 2017 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Dec 2017 30 Nov 2017 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Nov 2017 13 Nov 2017 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Aug 2017 28 Aug 2017 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Jul 2017 10 Jul 2017 001-37852
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Oct 2016 11 Oct 2016 001-37852
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 10 Aug 2016 10 Aug 2016 001-37852

About this filer

David Y. Liu files with the SEC under CIK 0001675881. 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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