David Greenberg started his career in Chicago as a runner making $3.75 a hour. His father was a COMEX trader who later served as chairman of COMEX. So Greenberg took his Chicago experience to New York and started working for his father’s company on COMEX. But he begged to go over to NYMEX and finally got his wish. Once he moved to NYMEX, he never came back. In this John Lothian News interview for the MarketsWiki Education Open Outcry Traders History Project video, Greenberg tells the story of his days trading in the open outcry pits in New York.