WALKER CLIFFORD

Business address
C/O Power Integrations, 5245 Hellyer Ave, San Jose, CA, 95138
Top holdings (ownership)
POWI
State of incorporation
CA
Fiscal year end
31 December
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WALKER CLIFFORD has filed 141 SEC EDGAR filings since 25 Nov 2002

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing PRIMARY DOCUMENT 04 Apr 2025 02 Apr 2025 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 13 Feb 2025 11 Feb 2025 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 11 Feb 2025 07 Feb 2025 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 06 Feb 2025 04 Feb 2025 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jan 2025 28 Jan 2025 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 29 Nov 2024 26 Nov 2024 000-23441
144 Open Document Open Filing 27 Nov 2024
4 Open Document Open Filing PRIMARY DOCUMENT 03 Apr 2024 01 Apr 2024 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2024 12 Feb 2024 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2024 07 Feb 2024 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 Sep 2023 31 Aug 2023 000-23441
144 Open Document Open Filing 31 Aug 2023
4 Open Document Open Filing PRIMARY DOCUMENT 05 Apr 2023 04 Apr 2023 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 15 Feb 2023 14 Feb 2023 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 13 Feb 2023 09 Feb 2023 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2023 07 Feb 2023 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2023 07 Feb 2023 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 06 Feb 2023 02 Feb 2023 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 Apr 2022 04 Apr 2022 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 16 Feb 2022 14 Feb 2022 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2022 07 Feb 2022 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 04 Feb 2022 02 Feb 2022 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 Apr 2021 05 Apr 2021 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 18 Feb 2021 16 Feb 2021 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2021 05 Feb 2021 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 Feb 2021 03 Feb 2021 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 03 Feb 2021 01 Feb 2021 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 06 Apr 2020 02 Apr 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 20 Feb 2020 18 Feb 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 18 Feb 2020 14 Feb 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 18 Feb 2020 13 Feb 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 10 Feb 2020 04 Feb 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 06 Feb 2020 04 Feb 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jan 2020 28 Jan 2020 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 27 Nov 2019 26 Nov 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 01 Aug 2019 30 Jul 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2019 01 May 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 02 Apr 2019 02 Apr 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2019 12 Feb 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 06 Feb 2019 04 Feb 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jan 2019 28 Jan 2019 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 Nov 2018 05 Nov 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 04 Sep 2018 31 Aug 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 04 Apr 2018 02 Apr 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 20 Feb 2018 15 Feb 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 15 Feb 2018 13 Feb 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 Feb 2018 05 Feb 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 02 Feb 2018 01 Feb 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 31 Jan 2018 30 Jan 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jan 2018 29 Jan 2018 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 Nov 2017 03 Nov 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 May 2017 04 May 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 23 Feb 2017 21 Feb 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2017 13 Feb 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 13 Feb 2017 10 Feb 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 10 Feb 2017 09 Feb 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 06 Feb 2017 02 Feb 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 02 Feb 2017 01 Feb 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 31 Jan 2017 30 Jan 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jan 2017 27 Jan 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 26 Jan 2017 24 Jan 2017 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 Nov 2016 04 Nov 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 04 Nov 2016 02 Nov 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 03 Nov 2016 01 Nov 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 12 May 2016 10 May 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 Feb 2016 04 Feb 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 02 Feb 2016 01 Feb 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 28 Jan 2016 26 Jan 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 26 Jan 2016 25 Jan 2016 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 04 Nov 2015 04 Nov 2015 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 13 May 2015 11 May 2015 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 May 2015 06 May 2015 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 03 Feb 2015 30 Jan 2015 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 29 Jan 2015 27 Jan 2015 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 27 Jan 2015 23 Jan 2015 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 Nov 2014 03 Nov 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 13 Jun 2014 30 May 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 13 May 2014 09 May 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 May 2014 06 May 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 07 Feb 2014 06 Feb 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 05 Feb 2014 03 Feb 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 31 Jan 2014 29 Jan 2014 000-23441
4 Open Document Open Filing PRIMARY DOCUMENT 24 Jan 2014 23 Jan 2014 000-23441