Larry Spieldenner

July 1, 2015 09:00 AM


Larry Spieldenner

Founding Partner:

Sumo Capital (2008)


Prop Trader/
Market Maker


Chicago, IL

(1) REDI Trade Management (2) news notifications (3,4,5) Actant Options (6) Victory Networks (7) Bloomberg (8) FT Options (9) Desk Items: Dolce & Gabanna sunglasses, jerky, pretzels & Plantronics headset

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About the Author

Yesenia Duran is Managing Editor at Futures magazine. She has covered the financial industry for more than 5 years. She originally joined Futures in 2002 after graduating from Northwestern University where she majored in journalism. In her free time Yesenia trains and prepares for the eventual zombie apocalypse. E-mail her at, and follow her on Twitter at @yesifutures.