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

Recent SEC filings for BRIAN L. DERKSEN including 4, 3.

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

About this filer

BRIAN L. DERKSEN files with the SEC under CIK 0001662823. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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