People /Guy Gentile peoplepill id: guy-gentileGG 2 views today 2 views this weekAmerican business executive, entrepreneur, and high-frequency trading expert.Guy GentileBiographyListsAlso ViewedSimilar peoplePeople also viewedAllen B. Morgan Jr.American businessmanThomas PeterffyAmerican businessmanDanny PorushAmerican businessmanGary WeissAmerican writer, journalistBenjamin WeyChinese American businessmanJames B. RosenwaldAmerican businessmanLaszlo BirinyiFrom our partnersSponsoredGuy Gentile