KUO WEI HERBERT CHANG SEC EDGAR Filings (CIK 0001192171)

SEC EDGAR filings, ownership reports, and insider transactions for KUO WEI HERBERT CHANG.

Business address
C/O Monolithic Power Systems Inc., 79 Great Oaks Blvd, San Jose, CA, 95119
Top holdings (ownership)
MPWR
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KUO WEI HERBERT CHANG has filed 246 SEC EDGAR filings since 09 Dec 2002

Latest Filings

Recent SEC filings for KUO WEI HERBERT CHANG 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 PRIMARY DOCUMENT 25 Nov 2025 25 Nov 2025 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Nov 2025 21 Nov 2025 000-51026
144 Open 144 document View SEC filing for 144 21 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 May 2025 13 May 2025 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2025 12 May 2025 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 May 2025 08 May 2025 000-51026
144 Open 144 document View SEC filing for 144 08 May 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Feb 2025 04 Feb 2025 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Aug 2024 15 Aug 2024 000-51026
144 Open 144 document View SEC filing for 144 15 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2024 20 May 2024 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2024 15 May 2024 000-51026
144 Open 144 document View SEC filing for 144 15 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Feb 2024 29 Feb 2024 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Feb 2024 22 Feb 2024 000-51026
144 Open 144 document View SEC filing for 144 22 Feb 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Feb 2024 06 Feb 2024 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Nov 2023 14 Nov 2023 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Nov 2023 13 Nov 2023 000-51026
144 Open 144 document View SEC filing for 144 13 Nov 2023
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Aug 2023 29 Aug 2023 000-51026
144 Open 144 document View SEC filing for 144 29 Aug 2023
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Feb 2023 07 Feb 2023 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Feb 2022 08 Feb 2022 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Feb 2021 26 Feb 2021 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Feb 2021 02 Feb 2021 000-51026
4 Open 4 document View SEC filing for 4 FORM 4 05 Nov 2020 04 Nov 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Sep 2020 28 Aug 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Aug 2020 12 Aug 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Aug 2020 06 Aug 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Aug 2020 03 Aug 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2020 08 May 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 May 2020 05 May 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Feb 2020 12 Feb 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2020 11 Feb 2020 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2019 11 Feb 2019 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Feb 2018 07 Feb 2018 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Feb 2017 07 Feb 2017 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Apr 2016 28 Apr 2016 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Feb 2015 09 Feb 2015 000-51026
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 25 Apr 2014 11 Feb 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Feb 2014 26 Feb 2014 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Feb 2014 24 Feb 2014 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Feb 2014 11 Feb 2014 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Nov 2013 27 Nov 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Nov 2013 11 Nov 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Nov 2013 06 Nov 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Aug 2013 28 Aug 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Aug 2013 26 Aug 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Aug 2013 15 Aug 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Aug 2013 12 Aug 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 May 2013 28 May 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Mar 2013 27 Feb 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Feb 2013 11 Feb 2013 000-51026
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 13 Feb 2013 07 Feb 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Feb 2013 07 Feb 2013 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Aug 2012 29 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Aug 2012 27 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Aug 2012 23 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Aug 2012 21 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Aug 2012 16 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Aug 2012 14 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Aug 2012 09 Aug 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Feb 2012 29 Feb 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Feb 2012 24 Feb 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2012 22 Feb 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Feb 2012 17 Feb 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2012 14 Feb 2012 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Aug 2011 30 Aug 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Aug 2011 29 Aug 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Aug 2011 23 Aug 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Aug 2011 17 Aug 2011 000-51026
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 15 Aug 2011 11 Aug 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Aug 2011 11 Aug 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 May 2011 31 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 May 2011 27 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2011 06 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 May 2011 19 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 May 2011 18 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 May 2011 13 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 May 2011 12 May 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 May 2011 03 May 2011 000-51026
4 Open 4 document View SEC filing for 4 FORM 4 30 Mar 2011 28 Mar 2011 000-30877
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Feb 2011 08 Feb 2011 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2010 30 Nov 2010 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Nov 2010 29 Nov 2010 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Nov 2010 19 Nov 2010 000-51026
4 Open 4 document View SEC filing for 4 FORM 4 09 Jul 2010 08 Jul 2010 000-30877
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2010 10 Jun 2010 000-30877
4 Open 4 document View SEC filing for 4 FORM 4 09 Jun 2010 07 Jun 2010 000-30877
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Mar 2010 02 Mar 2010 000-51026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Feb 2010 09 Feb 2010 000-51026

About this filer

KUO WEI HERBERT CHANG files with the SEC under CIK 0001192171. 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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