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Our Company

We help make the investing world flat by democratizing access to compelling products and strategies. In 2018, REX successfully launched the MicroSectors™ brand – providing targeted exposure to the names you know in the sectors you follow. 

Our Team

Greg King

Founder/ Chairman

Greg is the Founder and Executive Chairman of REX Shares. As the creator of several industry innovations including filing a patent for the first “ETN” in 2006 for Barclays, Greg has created and launched over 100 exchange traded funds and notes for Barclays, Credit Suisse, Global X Funds, and previously as Co-founder and CEO of VelocityShares™. He has an M.B.A. from University of California, Davis and is a CFA Charterholder.


Scott Acheychek


Scott joined REX Shares in 2016 after holding senior sales and leadership positions at several large global investment banks. Scott covered hedge funds, asset managers, and financial advisors for multi-asset and commodity specific solutions. Since 2006, he has worked on the launch of over 50 ETNs and ETFs. Scott graduated from Sacred Heart University with a B.S. in Mathematics.


Robert Rokose


Robert joined REX Shares in 2020 and brings 28 years of accounting and financial services experience. His previous roles include CFO of U.S. Funds at JP Morgan Asset Management, Managing Director & CFO for PIMCO/Allianz Funds and Assistant Vice President & Assistant Controller of publicly held Lexington Global Asset Managers. He has an M.B.A. from University of Connecticut and is a Certified Public Accountant (CPA).

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Jack Drogin

General Counsel

Jack joined REX Shares in 2022. His experience in over a decade at the SEC and two decades in private practice includes significant work in the structuring and listing of exchange-traded products, and the regulation of securities markets, broker-dealers and investment managers.

Jack began his career in the Banking Department of Milbank Tweed Hadley & McCloy in 1989.  From 1991-2001, he served in the SEC’s Division of Market Regulation (now Trading & Markets), rising to the position of Assistant Director, Market Supervision.  From July 2001 until joining REX Shares, he was in private practice at Washington, DC law firms, including Morgan Lewis, Schiff Hardin, and Murphy & McGonigle.

Jack received his JD from Harvard Law School in 1989 and his BA from the University of Pennsylvania in 1985.

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Michael Eschmann

Managing Director

Michael joined REX Shares in 2022 as Managing Director of Business Development.  He has over 20 years of experience across sales, portfolio management, trading, and capital markets. Prior to joining REX, Michael served as Head of ETF Capital Markets for Oppenheimer Funds.  Before that, he was Co-Head of ETF Sales and Capital Markets at Direxion Investments. He holds a BS in Finance from Fairfield University.


J. Parsons


J. Parsons has been a leader in the exchange traded product industry for more than 15 years. Mr. Parsons most recently served as Head of Sales in the iShares business of Barclays Global Investors (BGI), where he played a key role in accelerating ETF distribution to financial advisors.

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Anthony Pesco, Ph.D


From 1999 to 2016 Tony held several senior positions at Credit Suisse. Tony holds a Ph.D in Chemical Engineering from Columbia University, has held senior positions at Santander, AIG, J.P. Morgan, and started his career as a research scientist at AT&T Bell Laboratories.

Todd Phillips


Todd is a 25 year Exchange Traded Product (ETP) industry veteran responsible for the development, design and successful execution of three ETP electronic and block trading businesses.

Richard Shorten


Rich is the Founder and Managing Director of Silvermine Capital Resources, a firm focused on venture, turnaround and other special situation investment opportunities in the communications, technology and alternative energy sectors.

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