DOUGLAS L. WHITE

Business address
9320 Lakeside Boulevard, Suite 100, The Woodlands, TX, 77381
Top holdings (ownership)
NPKI
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DOUGLAS L. WHITE has filed 50 SEC EDGAR filings since 22 May 2014

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing PRIMARY DOCUMENT 17 Jun 2025 14 Jun 2025 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2025 01 Jun 2025 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 16 May 2025 14 May 2025 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 17 Dec 2024 13 Dec 2024 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 17 Jun 2024 14 Jun 2024 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 04 Jun 2024 01 Jun 2024 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 17 May 2024 15 May 2024 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 15 Dec 2023 14 Dec 2023 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 21 Nov 2023 20 Nov 2023 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jun 2023 14 Jun 2023 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jun 2023 01 Jun 2023 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 22 May 2023 18 May 2023 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 16 Dec 2022 14 Dec 2022 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jun 2022 14 Jun 2022 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2022 01 Jun 2022 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 20 May 2022 19 May 2022 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 17 Dec 2021 14 Dec 2021 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 23 Nov 2021 20 Nov 2021 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 18 Aug 2021 14 Aug 2021 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2021 20 May 2021 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2021 01 Jun 2021 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 01 Mar 2021 14 Feb 2021 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 20 Aug 2020 14 Aug 2020 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2020 01 Jun 2020 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 22 May 2020 21 May 2020 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 20 Feb 2020 14 Feb 2020 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 29 Nov 2019 27 Nov 2019 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 21 Nov 2019 20 Nov 2019 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 25 Sep 2019 14 Aug 2019 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 04 Jun 2019 01 Jun 2019 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 28 May 2019 23 May 2019 001-02960
4/A Open Document Open Filing PRIMARY DOCUMENT 07 Mar 2019 14 Feb 2019 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 19 Feb 2019 14 Feb 2019 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 16 Aug 2018 14 Aug 2018 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jun 2018 01 Jun 2018 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 18 May 2018 16 May 2018 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 26 Feb 2018 14 Feb 2018 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 18 Aug 2017 14 Aug 2017 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 19 Jul 2017 30 Jun 2017 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 02 Jun 2017 01 Jun 2017 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 18 May 2017 18 May 2017 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 09 Jan 2017 31 Dec 2016 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jul 2016 30 Jun 2016 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2016 01 Jun 2016 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 20 May 2016 19 May 2016 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 07 Jan 2016 31 Dec 2015 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 02 Jul 2015 30 Jun 2015 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 09 Jun 2015 01 Jun 2015 001-02960
4 Open Document Open Filing PRIMARY DOCUMENT 27 May 2015 22 May 2015 001-02960
3 Open Document Open Filing PRIMARY DOCUMENT 22 May 2014 22 May 2014 001-02960