Mark D.  Walker net worth and biography

Mark Walker Biography and Net Worth

CEO, Co-Founder, & Chairman of Direct Digital

Mr. Walker became our Chairman and Chief Executive Officer on August 23, 2021 and, from 2018 until the completion of the Organizational Transactions, served in the role of Managing Partner of the Company. Prior to founding Direct Digital Holdings with Mr. Smith, Mr. Walker worked at CVG Group, LLC, (“CVG Group”) a private equity firm, from October 2016 to May 2019 as the Chief Operating Officer responsible for the operations of the portfolio companies within CVG Group’s holdings. In this role, he was the Acting COO for Ebony Media Operations, (“Ebony Media”) where he was responsible for initiating and overseeing the digital transformation of Ebony Media from a print publication to a digital-first organization. Prior to CVG Group and Ebony Media, he worked for the largest retail electricity provider within the United States, NRG Energy, from 2005 to 2016, in positions of progressively increasing scope and responsibility. While at NRG Energy, he built multiple revenue streams through digital, retail and business development activities while increasing overall revenue to NRG Energy, where he represented approximately 40% of new revenue of NRG Energy Home division. Mr. Walker brings nearly 20 years of experience building relationships and revenue generating operations for Fortune 500 corporations, working in business development and marketing for Deloitte, and startup organizations. Throughout his career, Mr. Walker has sat on multiple advisory boards within the industry, such as Hitwise and Dentsu Aegis, and has written multiple articles and case studies that have been showcased in Jupiter Research and Search Engine Watch. Mr. Walker holds a B.A. in Economics from The University of Texas and was a member of the Board of Directors of the University of Texas Alumni Association.

What is Mark D. Walker's net worth?

The estimated net worth of Mark D. Walker is at least $2.75 thousand as of September 2nd, 2026. Mr. Walker owns 7,864 shares of Direct Digital stock worth more than $2,752 as of October 13th. This net worth estimate does not reflect any other investments that Mr. Walker may own. Learn More about Mark D. Walker's net worth.

How do I contact Mark D. Walker?

The corporate mailing address for Mr. Walker and other Direct Digital executives is 1177 West Loop South, Suite 1310, Houston, TX, 77027. Direct Digital can also be reached via phone at 832-402-1051 and via email at [email protected]. Learn More on Mark D. Walker's contact information.

Has Mark D. Walker been buying or selling shares of Direct Digital?

Mark D. Walker has not been actively trading shares of Direct Digital during the last quarter. Most recently, Mark D. Walker sold 500 shares of the business's stock in a transaction on Wednesday, September 2nd. The shares were sold at an average price of $1.90, for a transaction totalling $950.00. Following the completion of the sale, the chief executive officer now directly owns 7,864 shares of the company's stock, valued at $14,941.60. Learn More on Mark D. Walker's trading history.

Who are Direct Digital's active insiders?

Direct Digital's insider roster includes Antoinette Leatherberry (Director), and Mark Walker (CEO, Co-Founder, & Chairman). Learn More on Direct Digital's active insiders.

Are insiders buying or selling shares of Direct Digital?

In the last twelve months, insiders at the sold shares 10 times. They sold a total of 3,822 shares worth more than $9,199.04. The most recent insider tranaction occured on September, 2nd when CEO Mark D. Walker sold 500 shares worth more than $950.00. Insiders at Direct Digital own 25.6% of the company. Learn More about insider trades at Direct Digital.

Information on this page was last updated on 9/2/2026.

Mark D. Walker Insider Trading History at Direct Digital

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/2/2026Sell500$1.90$950.007,864View SEC Filing Icon  
9/1/2026Sell1,636$2.06$3,370.168,364View SEC Filing Icon  
6/12/2026Sell1,363$2.80$3,816.40204View SEC Filing Icon  
8/19/2025Sell104$85.80$8,923.20View SEC Filing Icon  
8/18/2025Sell110$85.80$9,438.00104View SEC Filing Icon  
8/15/2025Sell101$90.20$9,110.20View SEC Filing Icon  
7/23/2025Sell25$112.20$2,805.00215View SEC Filing Icon  
7/22/2025Sell70$112.20$7,854.00240View SEC Filing Icon  
7/21/2025Sell76$114.40$8,694.40310View SEC Filing Icon  
7/18/2025Sell89$112.20$9,985.80386View SEC Filing Icon  
7/17/2025Sell87$114.40$9,952.80476View SEC Filing Icon  
7/16/2025Sell52$116.60$6,063.20564View SEC Filing Icon  
7/15/2025Sell36$118.80$4,276.80617View SEC Filing Icon  
7/15/2025Sell36$118.80$4,276.80617View SEC Filing Icon  
7/14/2025Sell96$121.00$11,616.00653View SEC Filing Icon  
4/17/2025Sell39$118.80$4,633.20128View SEC Filing Icon  
3/26/2025Sell89$171.60$15,272.40196View SEC Filing Icon  
3/24/2025Sell47$167.20$7,858.402View SEC Filing Icon  
3/21/2025Sell26$167.20$4,347.2050View SEC Filing Icon  
3/19/2025Sell49$176.00$8,624.00143View SEC Filing Icon  
3/17/2025Sell49$160.60$7,869.40216View SEC Filing Icon  
3/13/2025Sell17$178.20$3,029.40337View SEC Filing Icon  
3/11/2025Sell51$202.40$10,322.40422View SEC Filing Icon  
12/16/2024Sell36$154.00$5,544.00624View SEC Filing Icon  
12/12/2024Sell30$180.40$5,412.00764View SEC Filing Icon  
12/10/2024Sell45$222.20$9,999.00863View SEC Filing Icon  
12/4/2024Sell36$222.20$7,999.2039View SEC Filing Icon  
12/2/2024Sell34$264.00$8,976.0091View SEC Filing Icon  
11/29/2024Sell39$264.00$10,296.00125View SEC Filing Icon  
11/27/2024Sell36$275.00$9,900.00165View SEC Filing Icon  
11/25/2024Sell27$294.80$7,959.60230View SEC Filing Icon  
11/22/2024Sell22$286.00$6,292.00257View SEC Filing Icon  
11/18/2024Sell15$341.00$5,115.00302View SEC Filing Icon  
11/15/2024Sell32$400.40$12,812.80318View SEC Filing Icon  
See Full Table

Mark D. Walker Buying and Selling Activity at Direct Digital

This chart shows Mark D. Walker's buying and selling at Direct Digital by year and by quarter.

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Direct Digital Company Overview

Direct Digital logo
Direct Digital Holdings, Inc. operates as an end-to-end full-service programmatic advertising platform. The company's platform primarily focuses on providing advertising technology, data-driven campaign optimization, and other solutions to underserved and less efficient markets on both the buy- and sell-side of the digital advertising ecosystem. It serves various industry verticals, such as travel, healthcare, education, financial services, consumer products, and other sectors with a focus on small and mid-sized businesses. The company was founded in 2018 and is headquartered in Houston, Texas.
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Today's Range

Now: $0.36
Low: $0.33
High: $0.36

50 Day Range

MA: $1.89
Low: $0.35
High: $2.77

2 Week Range

Now: $0.36
Low: $0.33
High: $92.40

Volume

7,021 shs

Average Volume

339,888 shs

Market Capitalization

$289.08 thousand

P/E Ratio

N/A

Dividend Yield

N/A

Beta

5.33