William H. Chang SEC EDGAR Filings (CIK 0001594408)

SEC EDGAR filings, ownership reports, and insider transactions for William H. Chang.

Business address
C/O Semler Scientific, Inc., 911 Bern Court, Suite 110, San Jose, CA, 95112
Top holdings (ownership)
ENSC
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William H. Chang has filed 45 SEC EDGAR filings since 20 Feb 2014

Latest Filings

Recent SEC filings for William H. Chang including 4, 4/A, 144 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 16 Jan 2026 16 Jan 2026 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 02 Jan 2026 02 Jan 2026 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Dec 2025 15 Dec 2025 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 05 May 2025 02 May 2025 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 07 Jan 2025 06 Jan 2025 001-36305
4/A Open 4/A document View SEC filing for 4/A OWNERSHIP DOCUMENT 07 Jan 2025 10 May 2024 001-36305
4/A Open 4/A document View SEC filing for 4/A OWNERSHIP DOCUMENT 07 Jan 2025 07 Nov 2024 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Dec 2024 16 Dec 2024 001-36305
144 Open 144 document View SEC filing for 144 09 Dec 2024
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Nov 2024 07 Nov 2024 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 29 May 2024 24 May 2024 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 May 2024 10 May 2024 001-36305
5 Open 5 document View SEC filing for 5 OWNERSHIP DOCUMENT 14 Feb 2023 31 Dec 2022 001-36305
4 Open 4 document View SEC filing for 4 27 Jun 2022 23 Jun 2022 001-38306
4 Open 4 document View SEC filing for 4 04 Feb 2022 04 Feb 2022 001-38306
SC 13D Open SC 13D document View SEC filing for SC 13D 12 Jul 2021
4 Open 4 document View SEC filing for 4 02 Jul 2021 30 Jun 2021 001-38306
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 02 Jul 2021 30 Jun 2021 001-38306
4 Open 4 document View SEC filing for 4 FORM 4 04 Jun 2021 02 Jun 2021 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 02 Jun 2021 28 May 2021 001-36305
5/A Open 5/A document View SEC filing for 5/A FORM 5/A 31 Mar 2021 31 Dec 2020 001-36305
5 Open 5 document View SEC filing for 5 OWNERSHIP DOCUMENT 16 Feb 2021 31 Dec 2020 001-36305
4 Open 4 document View SEC filing for 4 FORM 4 27 Jan 2020 23 Jan 2020 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 Jan 2020 17 Jan 2020 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Nov 2019 03 Sep 2019 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 May 2019 06 May 2019 001-36305
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2018 01 Oct 2018 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 07 Jun 2018 20 Apr 2018 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 01 Mar 2018 07 Dec 2017 001-36305
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 5 TO SCHEDULE 13D 04 May 2017
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 May 2017 02 May 2017 001-36305
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 4 TO SCHEDULE 13D 25 Jan 2016
4/A Open 4/A document View SEC filing for 4/A OWNERSHIP DOCUMENT 25 Jan 2016 15 Jan 2016 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 25 Jan 2016 21 Jan 2016 001-36305
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 3 TO SCHEDULE 13D 20 Jan 2016
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 Jan 2016 15 Jan 2016 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 Jul 2015 15 Jul 2015 001-36305
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 2 TO SCHEDULE 13D 03 Mar 2015
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 03 Mar 2015 02 Mar 2015 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 26 Feb 2015 24 Feb 2015 001-36305
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 1 TO SCHEDULE 13D 26 Feb 2015
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D 03 Mar 2014
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 27 Feb 2014 26 Feb 2014 001-36305
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 21 Feb 2014 20 Feb 2014 001-36305
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Feb 2014 20 Feb 2014 001-36305

About this filer

William H. Chang files with the SEC under CIK 0001594408. 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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