Jack Y. Zhang SEC EDGAR Filings (CIK 0001611157)

SEC EDGAR filings, ownership reports, and insider transactions for Jack Y. Zhang.

Business address
11570 6 Th Street, Rancho Cucamonga, CA, 91730
Top holdings (ownership)
AMPH
Top holdings (Schedule 13G)
AMPH
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Jack Y. Zhang has filed 70 SEC EDGAR filings since 24 Jun 2014

Latest Filings

Recent SEC filings for Jack Y. Zhang including 4, SCHEDULE 13G/A, SC 13G/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 16 Jun 2025 13 Jun 2025 001-36509
4 Open 4 document View SEC filing for 4 18 Mar 2025 14 Mar 2025 001-36509
4 Open 4 document View SEC filing for 4 12 Mar 2025 10 Mar 2025 001-36509
4 Open 4 document View SEC filing for 4 10 Mar 2025 06 Mar 2025 001-36509
4 Open 4 document View SEC filing for 4 06 Mar 2025 04 Mar 2025 001-36509
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Feb 2025
4 Open 4 document View SEC filing for 4 12 Nov 2024 11 Nov 2024 001-36509
4 Open 4 document View SEC filing for 4 16 Sep 2024 13 Sep 2024 001-36509
4 Open 4 document View SEC filing for 4 11 Jun 2024 10 Jun 2024 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 19 Mar 2024 15 Mar 2024 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 08 Mar 2024 06 Mar 2024 001-36509
4 Open 4 document View SEC filing for 4 06 Mar 2024 04 Mar 2024 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Feb 2024
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 11 Jan 2024 10 Jan 2024 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 10 Jan 2024 08 Jan 2024 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 Mar 2023 16 Mar 2023 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Mar 2023 15 Mar 2023 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 08 Mar 2023 06 Mar 2023 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 27 Jan 2023
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 23 May 2022 20 May 2022 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 May 2022 18 May 2022 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 May 2022 16 May 2022 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Mar 2022 16 Mar 2022 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Mar 2022 15 Mar 2022 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 11 Feb 2022
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Mar 2021 16 Mar 2021 001-36509
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Mar 2021 15 Mar 2021 001-36509
4 Open 4 document View SEC filing for 4 4 18 Feb 2021 16 Feb 2021 001-36509
4 Open 4 document View SEC filing for 4 4 12 Feb 2021 10 Feb 2021 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 12 Feb 2021
4 Open 4 document View SEC filing for 4 4 09 Feb 2021 05 Feb 2021 001-36509
4 Open 4 document View SEC filing for 4 4 05 Feb 2021 03 Feb 2021 001-36509
4 Open 4 document View SEC filing for 4 4 03 Feb 2021 01 Feb 2021 001-36509
4 Open 4 document View SEC filing for 4 4 18 Mar 2020 16 Mar 2020 001-36509
4 Open 4 document View SEC filing for 4 4 17 Mar 2020 15 Mar 2020 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2020
4 Open 4 document View SEC filing for 4 4 12 Sep 2019 11 Sep 2019 001-36509
4 Open 4 document View SEC filing for 4 4 18 Mar 2019 15 Mar 2019 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Feb 2019
4 Open 4 document View SEC filing for 4 4 17 Dec 2018 14 Dec 2018 001-36509
4 Open 4 document View SEC filing for 4 4 13 Dec 2018 11 Dec 2018 001-36509
4 Open 4 document View SEC filing for 4 4 03 Jul 2018 02 Jul 2018 001-36509
4 Open 4 document View SEC filing for 4 4 17 May 2018 15 May 2018 001-36509
4 Open 4 document View SEC filing for 4 4 28 Mar 2018 26 Mar 2018 001-36509
4 Open 4 document View SEC filing for 4 4 20 Mar 2018 16 Mar 2018 001-36509
4 Open 4 document View SEC filing for 4 4 16 Mar 2018 15 Mar 2018 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Feb 2018
4 Open 4 document View SEC filing for 4 4 19 Dec 2017 15 Dec 2017 001-36509
4 Open 4 document View SEC filing for 4 4 14 Nov 2017 13 Nov 2017 001-36509
4 Open 4 document View SEC filing for 4 4 15 Sep 2017 13 Sep 2017 001-36509
4 Open 4 document View SEC filing for 4 4 25 May 2017 23 May 2017 001-36509
4 Open 4 document View SEC filing for 4 4 28 Mar 2017 26 Mar 2017 001-36509
4 Open 4 document View SEC filing for 4 4 20 Mar 2017 16 Mar 2017 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G AMENDMENT NO. 2 13 Feb 2017
4 Open 4 document View SEC filing for 4 4 22 Sep 2016 20 Sep 2016 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 29 Mar 2016 26 Mar 2016 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Mar 2016 17 Mar 2016 001-36509
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G AMENDMENT NO. 1 16 Feb 2016
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 03 Feb 2016 15 Jun 2015 001-36509
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 03 Feb 2016 10 Jun 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Dec 2015 09 Dec 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Dec 2015 04 Dec 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Dec 2015 01 Dec 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 Aug 2015 17 Aug 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jun 2015 15 Jun 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Jun 2015 05 Jun 2015 001-36509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Jun 2015 27 Mar 2015 001-36509
4 Open 4 document View SEC filing for 4 4 30 Mar 2015 26 Mar 2015 001-36509
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 12 Feb 2015
3 Open 3 document View SEC filing for 3 3 24 Jun 2014 24 Jun 2014 001-36509

About this filer

Jack Y. Zhang files with the SEC under CIK 0001611157. 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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