Brian L Derksen has bought OKE on 5 days since Nov 2017

Brian L. Derksen is an independent director on the Board of Directors of ONEOK, Inc. (OKE), a position he has held since 2015.( He currently serves as Chair of the Audit Committee and is a member of the Corporate Governance Committee.( Age 73 (as of recent records), Derksen is recognized for his extensive finance and accounting expertise.(

Derksen's career highlights include serving as Global Deputy Chief Executive Officer of Deloitte Touche Tohmatsu Limited from 2011 to 2014 and Deputy Chief Executive Officer of Deloitte LLP (U.S.) from 2003 to 2011.( He also acted as Managing Partner of Deloitte U.S.'s financial advisory business and Mid-America region, retiring as a partner in May 2014.( As a corporate insider, he recently purchased 2,500 shares of ONEOK stock on November 3, 2025, at $66 per share, bringing his direct ownership to 21,200 shares.( He serves on other boards, including FISH Technologies LLC and Brookshire Grocery.(

Written by Perplexity from public sources.