Richard Ogawa

Business address
2953 Bunker Hill Lane, Suite 300, Santa Clara, CA, 95054
Top holdings (ownership)
and AMST
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Richard Ogawa has filed 104 SEC EDGAR filings since 29 Jan 2013

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 09 Oct 2025 29 Sep 2025 000-56582
SCHEDULE 13D Open Document Open Filing 08 Oct 2025
4 Open Document Open Filing 02 Oct 2024 30 Sep 2024 001-39553
4 Open Document Open Filing 02 Jul 2024 28 Jun 2024 001-39553
4 Open Document Open Filing 01 Apr 2024 28 Mar 2024 001-39553
4 Open Document Open Filing 18 Jan 2024 16 Jan 2024 001-39553
4 Open Document Open Filing 03 Jan 2024 29 Dec 2023 001-39553
4 Open Document Open Filing OWNERSHIP DOCUMENT 03 Oct 2023 29 Sep 2023 001-39553
4 Open Document Open Filing 05 Jul 2023 30 Jun 2023 001-39553
4 Open Document Open Filing 04 Apr 2023 31 Mar 2023 001-39553
4 Open Document Open Filing 05 Jan 2023 30 Dec 2022 001-39553
4 Open Document Open Filing 03 Oct 2022 30 Sep 2022 001-39553
4 Open Document Open Filing 05 Jul 2022 30 Jun 2022 001-39553
4/A Open Document Open Filing 05 Jul 2022 31 Mar 2022 001-39553
4 Open Document Open Filing 04 Apr 2022 28 Sep 2021 001-39553
4 Open Document Open Filing 03 Dec 2021 02 Dec 2021 001-39553
4 Open Document Open Filing FORM 4 SUBMISSION 20 Apr 2021 20 Apr 2021 001-34942
4 Open Document Open Filing FORM 4 29 Mar 2021 25 Mar 2021 001-34942
4 Open Document Open Filing FORM 4 11 Mar 2021 09 Mar 2021 001-34942
4 Open Document Open Filing FORM 4 03 Mar 2021 24 Feb 2021 001-34942
4 Open Document Open Filing FORM 4 02 Mar 2021 01 Mar 2021 001-34942
4 Open Document Open Filing FORM 4 05 Jan 2021 31 Dec 2020 001-34942
4 Open Document Open Filing FORM 4 29 Dec 2020 23 Dec 2020 001-34942
4 Open Document Open Filing OWNERSHIP DOCUMENT 29 Sep 2020 29 Sep 2020 001-39553
3 Open Document Open Filing 28 Sep 2020 25 Sep 2020 001-39553
4 Open Document Open Filing FORM 4 25 Sep 2020 23 Sep 2020 001-34942
4 Open Document Open Filing FORM 4 13 Jul 2020 23 Jun 2020 001-34942
4 Open Document Open Filing FORM 4 27 Apr 2020 24 Apr 2020 001-34942
4 Open Document Open Filing FORM 4 22 Apr 2020 20 Apr 2020 001-34942
4 Open Document Open Filing FORM 4 21 Apr 2020 17 Apr 2020 001-34942
4 Open Document Open Filing FORM 4 24 Mar 2020 23 Mar 2020 001-34942
4 Open Document Open Filing FORM 4 20 Feb 2020 19 Feb 2020 001-34942
4 Open Document Open Filing FORM 4 20 Dec 2019 19 Dec 2019 001-34942
4 Open Document Open Filing FORM 4 18 Dec 2019 16 Dec 2019 001-34942
4 Open Document Open Filing FORM 4 24 Sep 2019 23 Sep 2019 001-34942
4/A Open Document Open Filing FORM 4/A 08 Jul 2019 24 Jun 2019 001-34942
4 Open Document Open Filing FORM 4 25 Jun 2019 24 Jun 2019 001-34942
4 Open Document Open Filing FORM 4 25 Apr 2019 23 Apr 2019 001-34942
4 Open Document Open Filing FORM 4 23 Apr 2019 19 Apr 2019 001-34942
4 Open Document Open Filing FORM 4 17 Apr 2019 15 Apr 2019 001-34942
4 Open Document Open Filing FORM 4 03 Apr 2019 01 Apr 2019 001-34942
4 Open Document Open Filing FORM 4 02 Apr 2019 31 Mar 2019 001-34942
4 Open Document Open Filing FORM 4 27 Mar 2019 25 Mar 2019 001-34942
4 Open Document Open Filing FORM 4 05 Mar 2019 01 Mar 2019 001-34942
4 Open Document Open Filing FORM 4 04 Mar 2019 28 Feb 2019 001-34942
4 Open Document Open Filing FORM 4 11 Feb 2019 08 Feb 2019 001-34942
4 Open Document Open Filing FORM 4 07 Feb 2019 05 Feb 2019 001-34942
4 Open Document Open Filing FORM 4 28 Jan 2019 24 Jan 2019 001-34942
4 Open Document Open Filing FORM 4 04 Jan 2019 02 Jan 2019 001-34942
4 Open Document Open Filing FORM 4 03 Jan 2019 31 Dec 2018 001-34942
4 Open Document Open Filing FORM 4 07 Nov 2018 05 Nov 2018 001-34942
4 Open Document Open Filing FORM 4 05 Oct 2018 03 Oct 2018 001-34942
4 Open Document Open Filing FORM 4 02 Oct 2018 30 Sep 2018 001-34942
4 Open Document Open Filing FORM 4 07 Aug 2018 05 Aug 2018 001-34942
4 Open Document Open Filing FORM 4 03 Jul 2018 30 Jun 2018 001-34942
4 Open Document Open Filing FORM 4 22 May 2018 21 May 2018 001-34942
4 Open Document Open Filing FORM 4 21 May 2018 20 Apr 2018 001-34942
4 Open Document Open Filing FORM 4 08 May 2018 05 May 2018 001-34942
4 Open Document Open Filing OWNERSHIP DOCUMENT 01 May 2018 27 Apr 2018 000-55804
3 Open Document Open Filing OWNERSHIP DOCUMENT 01 May 2018 27 Apr 2018 000-55804
4 Open Document Open Filing FORM 4 26 Apr 2018 24 Apr 2018 001-34942
4 Open Document Open Filing FORM 4 24 Apr 2018 20 Apr 2018 001-34942
4 Open Document Open Filing FORM 4 23 Apr 2018 19 Apr 2018 001-34942
4 Open Document Open Filing FORM 4 19 Apr 2018 17 Apr 2018 001-34942
4 Open Document Open Filing FORM 4 17 Apr 2018 15 Apr 2018 001-34942
4 Open Document Open Filing FORM 4 03 Apr 2018 31 Mar 2018 001-34942
4 Open Document Open Filing FORM 4 02 Mar 2018 28 Feb 2018 001-34942
4 Open Document Open Filing FORM 4 05 Jan 2018 03 Jan 2018 001-34942
4 Open Document Open Filing FORM 4 03 Jan 2018 31 Dec 2017 001-34942
4 Open Document Open Filing FORM 4 03 Oct 2017 30 Sep 2017 001-34942
4 Open Document Open Filing FORM 4 05 Jul 2017 30 Jun 2017 001-34942
4 Open Document Open Filing FORM 4 27 Apr 2017 25 Apr 2017 001-34942
4 Open Document Open Filing FORM 4 24 Apr 2017 15 Apr 2017 001-34942
4 Open Document Open Filing FORM 4 20 Apr 2017 18 Apr 2017 001-34942
4 Open Document Open Filing FORM 4 18 Apr 2017 15 Apr 2017 001-34942
4 Open Document Open Filing FORM 4 18 Apr 2017 15 Apr 2017 001-34942
4 Open Document Open Filing FORM 4 10 Apr 2017 06 Apr 2017 001-34942
4 Open Document Open Filing FORM 4 03 Apr 2017 31 Mar 2017 001-34942
4 Open Document Open Filing FORM 4 03 Mar 2017 01 Mar 2017 001-34942
4 Open Document Open Filing FORM 4 27 Feb 2017 23 Feb 2017 001-34942
4 Open Document Open Filing FORM 4 22 Feb 2017 18 Feb 2017 001-34942
4 Open Document Open Filing FORM 4 16 Feb 2017 15 Feb 2017 001-34942
4 Open Document Open Filing FORM 4 04 Jan 2017 02 Jan 2017 001-34942
4 Open Document Open Filing FORM 4 16 May 2016 13 May 2016 001-34942
4 Open Document Open Filing FORM 4 06 May 2016 05 May 2016 001-34942
4 Open Document Open Filing FORM 4 22 Apr 2016 20 Apr 2016 001-34942
4 Open Document Open Filing FORM 4 18 Apr 2016 15 Apr 2016 001-34942
4 Open Document Open Filing FORM 4 09 Feb 2016 05 Feb 2016 001-34942
4 Open Document Open Filing FORM 4 22 Jan 2016 21 Jan 2016 001-34942
4 Open Document Open Filing FORM 4 05 Jan 2016 31 Dec 2015 001-34942
4 Open Document Open Filing FORM 4 09 Nov 2015 05 Nov 2015 001-34942
4 Open Document Open Filing FORM 4 07 Aug 2015 05 Aug 2015 001-34942
4 Open Document Open Filing FORM 4 07 May 2015 05 May 2015 001-34942
4 Open Document Open Filing FORM 4 21 Apr 2015 17 Apr 2015 001-34942
4 Open Document Open Filing FORM 4 17 Apr 2015 15 Apr 2015 001-34942
4 Open Document Open Filing FORM 4 06 Feb 2015 05 Feb 2015 001-34942
4 Open Document Open Filing FORM 4 05 Jan 2015 02 Jan 2015 001-34942
4 Open Document Open Filing OGAWA FORM 4 07 Nov 2014 05 Nov 2014 001-34942
4 Open Document Open Filing FORM 4 06 Aug 2014 05 Aug 2014 001-34942
4 Open Document Open Filing FORM 4 06 May 2014 05 May 2014 001-34942
4 Open Document Open Filing FORM 4 18 Apr 2014 16 Apr 2014 001-34942
4 Open Document Open Filing FORM 4 02 Jan 2014 02 Jan 2014 001-34942
4 Open Document Open Filing FORM 4 29 Jan 2013 16 Jan 2013 001-34942
3 Open Document Open Filing FORM 3 29 Jan 2013 16 Jan 2013 001-34942