MARK STOLPER

Business address
1510 Cotner Avenue, Los Angeles, CA, 90025
Top holdings (ownership)
RDNT and SRGA
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MARK STOLPER has filed 92 SEC EDGAR filings since 04 Mar 2004

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 12 Dec 2025 10 Dec 2025 001-33307
4 Open Document Open Filing 18 Sep 2025 16 Sep 2025 001-33307
144 Open Document Open Filing 15 Sep 2025
4 Open Document Open Filing 10 Jan 2025 08 Jan 2025 001-33307
4 Open Document Open Filing 18 Dec 2024 16 Dec 2024 001-33307
4 Open Document Open Filing 12 Jun 2024 10 Jun 2024 001-33307
144 Open Document Open Filing 10 Jun 2024
4 Open Document Open Filing 05 Jun 2024 03 Jun 2024 001-36721
4 Open Document Open Filing 04 Mar 2024 01 Mar 2024 001-33307
4 Open Document Open Filing 10 Jan 2024 09 Jan 2024 001-33307
4 Open Document Open Filing 09 Jun 2023 07 Jun 2023 001-36721
4 Open Document Open Filing 16 May 2023 12 May 2023 001-33307
4/A Open Document Open Filing 08 May 2023 06 Jan 2020 001-33307
4 Open Document Open Filing 08 May 2023 04 May 2023 001-33307
4 Open Document Open Filing 02 Mar 2023 28 Feb 2023 001-33307
4 Open Document Open Filing 05 Jan 2023 03 Jan 2023 001-33307
4 Open Document Open Filing FORM 4 SUBMISSION 17 Aug 2022 15 Aug 2022 001-38832
4/A Open Document Open Filing FORM 4/A 11 Feb 2022 07 Jan 2022 001-36721
4 Open Document Open Filing FORM 4 10 Jan 2022 07 Jan 2022 001-36721
4 Open Document Open Filing 06 Jan 2022 04 Jan 2022 001-33307
4 Open Document Open Filing 24 Sep 2021 21 Sep 2021 001-33307
4/A Open Document Open Filing FORM 4/A SUBMISSION 02 Jul 2021 07 May 2021 001-38832
4 Open Document Open Filing FORM 4 25 May 2021 21 May 2021 001-36721
4 Open Document Open Filing FORM 4 SUBMISSION 10 May 2021 07 May 2021 001-38832
4 Open Document Open Filing FORM 4 SUBMISSION 02 Feb 2021 01 Feb 2021 001-38832
4 Open Document Open Filing FORM 4 07 Jan 2021 05 Jan 2021 001-36721
3 Open Document Open Filing FORM 3 07 Jan 2021 05 Jan 2021 001-36721
4 Open Document Open Filing 06 Jan 2021 04 Jan 2021 001-33307
4 Open Document Open Filing FORM 4 SUBMISSION 02 Mar 2020 26 Feb 2020 001-38832
4 Open Document Open Filing 10 Jan 2020 06 Jan 2020 001-33307
4 Open Document Open Filing 16 Aug 2019 15 Aug 2019 001-33307
4 Open Document Open Filing 20 Mar 2019 18 Mar 2019 001-33307
4 Open Document Open Filing PRIMARY DOCUMENT 11 Mar 2019 08 Mar 2019 001-38832
4 Open Document Open Filing PRIMARY DOCUMENT 11 Mar 2019 08 Mar 2019 000-31271
3 Open Document Open Filing PRIMARY DOCUMENT 08 Mar 2019 08 Mar 2019 333-228694
4/A Open Document Open Filing 05 Mar 2019 07 Jan 2019 001-33307
4 Open Document Open Filing PRIMARY DOCUMENT 27 Feb 2019 26 Feb 2019 000-31271
4 Open Document Open Filing 15 Jan 2019 07 Jan 2019 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 11 Apr 2018 11 Apr 2018 001-33307
4 Open Document Open Filing FORM 4 20 Mar 2018 20 Mar 2018 001-33307
4 Open Document Open Filing PRIMARY DOCUMENT 01 Mar 2018 28 Feb 2018 000-31271
4 Open Document Open Filing OWNERSHIP DOCUMENT 02 Jan 2018 02 Jan 2018 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 30 Aug 2017 30 Aug 2017 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 24 May 2017 24 May 2017 001-33307
4 Open Document Open Filing PRIMARY DOCUMENT 17 May 2017 16 May 2017 000-31271
4 Open Document Open Filing PRIMARY DOCUMENT 09 May 2017 05 May 2017 000-31271
4 Open Document Open Filing PRIMARY DOCUMENT 16 Mar 2017 14 Mar 2017 000-31271
3 Open Document Open Filing PRIMARY DOCUMENT 16 Mar 2017 14 Mar 2017 000-31271
4 Open Document Open Filing OWNERSHIP DOCUMENT 09 Jan 2017 06 Jan 2017 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 12 Aug 2016 12 Aug 2016 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 05 Jan 2016 04 Jan 2016 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 03 Dec 2015 03 Dec 2015 001-33307
4/A Open Document Open Filing FORM 4 AMENDMENT 22 May 2015 17 Dec 2013 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 22 May 2015 20 May 2015 001-33307
4/A Open Document Open Filing FORMN 4 30 Apr 2015 02 Jan 2014 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 17 Apr 2015 15 Apr 2015 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 05 Jan 2015 02 Jan 2015 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 21 Oct 2014 29 Aug 2013 000-50129
3 Open Document Open Filing PRIMARY DOCUMENT 11 Sep 2014 29 Aug 2014 001-35911
4 Open Document Open Filing OWNERSHIP DOCUMENT 12 Jun 2014 26 May 2014 000-49877
4 Open Document Open Filing FORM 4 13 May 2014 13 May 2014 001-33307
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Apr 2014 22 Apr 2014 001-33307
3 Open Document Open Filing OWNERSHIP DOCUMENT 07 Jan 2014 01 Jan 2014 000-49877
4 Open Document Open Filing FORM 4 03 Jan 2014 02 Jan 2014 001-33307