Lisa Feng SEC EDGAR Filings (CIK 0001779777)

SEC EDGAR filings, ownership reports, and insider transactions for Lisa Feng.

Business address
Acm Research, Inc., 42307 Osgood Road, Suite I, Fremont, CA, 94539
Top holdings (ownership)
ACMR
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Lisa Feng has filed 24 SEC EDGAR filings since 17 Jun 2019

Latest Filings

Recent SEC filings for Lisa Feng including 4, 144, 4/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2025 12 Nov 2025 001-38273
144 Open 144 document View SEC filing for 144 13 Nov 2025
144 Open 144 document View SEC filing for 144 12 Nov 2025
4 Open 4 document View SEC filing for 4 FORM 4 09 Jul 2025 07 Jul 2025 001-38273
144 Open 144 document View SEC filing for 144 07 Jul 2025
4 Open 4 document View SEC filing for 4 FORM 4 26 Jun 2025 24 Jun 2025 001-38273
144 Open 144 document View SEC filing for 144 24 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 01 Mar 2024 28 Feb 2024 001-38273
144 Open 144 document View SEC filing for 144 28 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 28 Dec 2023 26 Dec 2023 001-38273
144 Open 144 document View SEC filing for 144 26 Dec 2023
4/A Open 4/A document View SEC filing for 4/A 21 Aug 2023 10 Aug 2023 001-38273
4 Open 4 document View SEC filing for 4 14 Aug 2023 10 Aug 2023 001-38273
4 Open 4 document View SEC filing for 4 05 Jul 2023 03 Jul 2023 001-38273
144 Open 144 document View SEC filing for 144 03 Jul 2023
4 Open 4 document View SEC filing for 4 13 Mar 2023 09 Mar 2023 001-38273
4 Open 4 document View SEC filing for 4 04 Jan 2023 31 Dec 2022 001-38273
4 Open 4 document View SEC filing for 4 FORM 4 05 Nov 2021 03 Nov 2021 001-38273
4 Open 4 document View SEC filing for 4 FORM 4 02 Mar 2021 26 Feb 2021 001-38273
4 Open 4 document View SEC filing for 4 FORM 4 18 Sep 2020 16 Sep 2020 001-38273
4 Open 4 document View SEC filing for 4 FORM 4 26 Jun 2020 28 Apr 2020 001-38273
4 Open 4 document View SEC filing for 4 FORM 4 20 Mar 2020 18 Mar 2020 001-38273
4 Open 4 document View SEC filing for 4 FORM 4 06 Nov 2019 04 Nov 2019 001-38273
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 17 Jun 2019 06 Jun 2019 001-38273

About this filer

Lisa Feng files with the SEC under CIK 0001779777. 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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