BRIAN L. DERKSEN SEC EDGAR Filings (CIK 0001662823)

SEC EDGAR filings, ownership reports, and insider transactions for BRIAN L. DERKSEN.

Business address
100 W. 5 Th St., Tulsa, OK, 74103
Top holdings (ownership)
OKE
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BRIAN L. DERKSEN has filed 18 SEC EDGAR filings since 05 Jan 2016

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 05 Nov 2025 03 Nov 2025 001-13643
4 Open Document Open Filing FORM 4 28 May 2025 23 May 2025 001-13643
4 Open Document Open Filing FORM 4 24 May 2024 22 May 2024 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 28 Jun 2023 28 Jun 2023 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 26 May 2023 24 May 2023 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 27 May 2022 25 May 2022 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 28 May 2021 26 May 2021 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 21 May 2020 20 May 2020 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 25 Mar 2020 25 Mar 2020 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 24 May 2019 22 May 2019 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 06 Aug 2018 06 Aug 2018 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 24 May 2018 23 May 2018 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 20 Nov 2017 20 Nov 2017 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 26 May 2017 24 May 2017 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 31 May 2016 25 May 2016 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 18 Mar 2016 17 Mar 2016 001-13643
4 Open Document Open Filing PRIMARY DOCUMENT 19 Jan 2016 29 Dec 2015 001-13643
3 Open Document Open Filing PRIMARY DOCUMENT 05 Jan 2016 29 Dec 2015 001-13643