Mark Helderman Biography and Net Worth

Director of ONEOK


Mark W. Helderman serves as Independent Director of the Company. Held positions of increasing responsibility from 1997 through January 2019, at Sasco Capital Inc., an independent, institutional investment firm focused primarily on corporate turnarounds, restructurings and transformations, until he retired as Managing Director and Co-Portfolio Manager. Worked in equity research and sales for Roulston Research Company from 1989 to 1996 and for McDonald & Company from 1986 to 1989, both in Cleveland, Ohio. More than 30 years of experience in the U.S. equities markets, including constructive engagement with senior management teams to develop a deep understanding of their corporate vision, value creation philosophy, commitment to long-term sustainable value and shareholder alignment. Experience in more than 50 strategic, transformational restructurings spanning several industries including the energy value chain from upstream exploration and production, onshore and offshore oil field services, midstream, downstream petrochemicals and refining, regulated utilities and merchant energy. More than 20 years of broad experience as an analyst in the commodity, energy, industrial and utility sectors.

How do I contact Mark W. Helderman?

The corporate mailing address for Mr. Helderman and other ONEOK executives is 100 WEST 5TH ST, TULSA OK, 74103. ONEOK can also be reached via phone at (918) 588-7000 and via email at [email protected]. Learn More on Mark W. Helderman's contact information.

Has Mark W. Helderman been buying or selling shares of ONEOK?

Mark W. Helderman has not been actively trading shares of ONEOK during the last quarter. Most recently, Mark W. Helderman sold 30,000 shares of the business's stock in a transaction on Thursday, March 3rd. The shares were sold at an average price of $67.27, for a transaction totalling $2,018,100.00. Learn More on Mark W. Helderman's trading history.

Who are ONEOK's active insiders?

ONEOK's insider roster includes Brian Derksen (Director), Mark Helderman (Director), Pierce Norton (CEO), and Eduardo Rodriguez (Director). Learn More on ONEOK's active insiders.

Are insiders buying or selling shares of ONEOK?

In the last year, ONEOK insiders bought shares 3 times. They purchased a total of 32,207 shares worth more than $1,995,208.72. In the last year, insiders at the utilities provider sold shares 1 times. They sold a total of 800 shares worth more than $56,232.00. The most recent insider tranaction occured on March, 1st when Director Wayne Thomas Smith bought 2,700 shares worth more than $203,175.00. Insiders at ONEOK own 0.2% of the company. Learn More about insider trades at ONEOK.

Information on this page was last updated on 3/1/2024.

Mark W. Helderman Insider Trading History at ONEOK

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/3/2022Sell30,000$67.27$2,018,100.00View SEC Filing Icon  
3/18/2020Buy30,000$15.37$461,100.00
12/17/2019Buy6,094$73.36$447,055.84
See Full Table

Mark W. Helderman Buying and Selling Activity at ONEOK

This chart shows Mark W Helderman's buying and selling at ONEOK by year and by quarter.

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ONEOK Company Overview

ONEOK logo
ONEOK, Inc. engages in gathering, processing, fractionation, storage, transportation, and marketing of natural gas and natural gas liquids (NGL) in the United States. It operates through four segments: Natural Gas Gathering and Processing, Natural Gas Liquids, Natural Gas Pipelines, and Refined Products and Crude. The company owns natural gas gathering pipelines and processing plants in the Mid-Continent and Rocky Mountain regions; and provides midstream services to producers of NGLs. It also owns NGL gathering and distribution pipelines in Oklahoma, Kansas, Texas, New Mexico, Montana, North Dakota, Wyoming, and Colorado; terminal and storage facilities in Kansas, Nebraska, Iowa, and Illinois; NGL distribution pipelines in Kansas, Nebraska, Iowa, Illinois, and Indiana; transports refined petroleum products, including unleaded gasoline and diesel; and owns and operates truck- and rail-loading, and -unloading facilities connected to NGL fractionation, storage, and pipeline assets. In addition, the company transports and stores natural gas through regulated interstate and intrastate natural gas transmission pipelines, and natural gas storage facilities. Further, it owns and operates a parking garage in downtown Tulsa, Oklahoma; and leases excess office space and rail cars. Additionally, the company transports, stores, and distributes refined products, NGLs, and crude oil, as well as conducts commodity-related activities, including liquids blending and marketing activities. It serves integrated and independent exploration and production companies; other NGL and natural gas gathering and processing companies; crude oil and natural gas production companies; utilities; industrial companies; natural gasoline distributors; propane distributors; municipalities; ethanol producers; petrochemical, refining, and marketing companies; and heating fuel users, refineries, and exporters. ONEOK, Inc. was founded in 1906 and is headquartered in Tulsa, Oklahoma.
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Today's Range

Now: $81.06
Low: $80.59
High: $81.41

50 Day Range

MA: $77.60
Low: $71.69
High: $81.38

2 Week Range

Now: $81.06
Low: $55.91
High: $81.81

Volume

1,554,668 shs

Average Volume

2,974,503 shs

Market Capitalization

$47.31 billion

P/E Ratio

14.61

Dividend Yield

4.89%

Beta

1.65