Mark W Helderman - Director, Oneok Inc

As of March 4, 2022

Mark W Helderman Net Worth

• Net worth is estimated to be at least $4.52M
• Owns at least 20,679 units of Oneok Inc stock
• Sold an estimated value of $2.02M in the last 3 years at Oneok Inc

Mark W Helderman Trading

• Largest purchase of shares was 6,094 units , worth over $450.66K on December 17, 2019
• Largest sale of shares was 30,000 units , worth over $2.02M on March 4, 2022
• In total has made about 7 transactions over 3 years
• Usually trades in May, with the busiest year in 2019

Mark W Helderman Mailing Address

• Mailing address is 100 W. 5th St. Tulsa OK 74102 OK

Oneok Inc Insider Trading

• The most recent transaction was 30,000 units sold on March 4, 2022 by Mark W Helderman worth over $2.02M
• In the last 19 years, insiders at Oneok Inc sold an estimated value of $709.7M and bought an estimated value of $365.01M
• The most active traders are John W. Gibson, OKE Chairman the Board,  James C Kneale, President,  and Terry K Spencer, President and CEO
• Insider trading is most common in May, with the busiest year in 2005