In 2021, he joined of the board of directors of OCC, where he serves on the compensation and performance committee and the technology committee. At OCC's Annual Stockholder meeting on April 28, 2023, Maragos was unanimously elected a Class I member director for a term ending 2026. 
Previously, he was co-founder and chief executive officer of LiquidityPort LLC, which offered a fully electronic OTC brokerage platform for all NYMEX Clearport products including Blocks, EFPs, EFSs, and Options.
From 2000 to 2002, Maragos served as principal and managing director of SDS Financial Technologies, Inc. He led the design and development of the SDS Alternative Trading System, a total electronic marketplace solution for cash, futures, options and fixed income trading.
From 1997 to 2002, Maragos was an options market maker for Tahoe Trading LLC. He was a market maker on the Chicago Board Options Exchange (CBOE) from 1997-2000 and then on the American Stock Exchange (AMEX) from 2000-2002.
Maragos holds a Bachelor of Science in resource economics from The University of Massachusetts at Amherst.
At Trading Chicago, presented by FOW and John Lothian News, Peter Maragos, CEO of Dash Financial Technologies, spoke to JLN about what he sees as the most pressing issues in equity and options markets: what to do about rebates and leveling the playing field when it comes to market data access.
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