Summary
Updated Aug 31, 2026
Brian L. Derksen is Director of ONEOK INC /NEW/ (OKE). 3 SEC Form 4 filings on record going back to 2025, most recently on 22 May 2026. Most recent open-market trade: bought $165K of OKE on 5 November 2025. Lifetime open-market purchases: $165K.
Recent Transactions
1Every recent SEC Form 4 transaction Brian L. Derksen has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Brian L. Derksen go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. The typical open-market purchase is $165K (1 buy totaling $165K). The largest single buy on record is $165K of OKE in 2025. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Sector
No other insider has filed at Brian L. Derksen's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Cory Anne Roclawski - $2.07M of KGS open-market activity in the last 12 months
- Isaac Angel - $2.03M of ORA open-market activity in the last 12 months
- Matthew K. Schatzman - $2.01M of NEXT open-market activity in the last 12 months
- Eric W. Gerstenberg - $1.80M of CLH open-market activity in the last 12 months
- Terrell Kirk Crews II - $1.78M of NEE open-market activity in the last 12 months
- Benjamin G. S. Fowke III - $1.74M of AEP open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Brian L. Derksen?
Brian L. Derksen is a corporate insider, tracked as Director of ONEOK INC /NEW/ (OKE). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Brian L. Derksen last file a Form 4?
The most recent primary Form 4 on record is dated 22 May 2026, one of 3 filings going back to 2025.
Has Brian L. Derksen been buying or selling stock?
Recorded transactions: 1 open-market purchase ($165K) and 0 open-market sales across all tracked filings.
Where can I see all of Brian L. Derksen's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Follow Brian L. Derksen and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial