A personal pilot for British billionaire investor Joe Lewis pleaded guilty Monday to securities fraud related to the same insider trading scheme that Lewis admitted guilt in a month ago, federal prosecutors in New York said. The pilot, Patrick O'Connor, on multiple occasions, received material, nonpublic information about companies from Lewis that O'Connor then used to trade in shares of those firms, prosecutors said. Lewis is the principal owner of the Tavistock Group, a private investment firm, and controlled one or more board of director seats at companies in which he shared nonpublic information with O'Connor that the pilot then traded on, prosecutors said. Lewis, through a family trust, formerly controlled a majority ownership stake in the English Premier League soccer team Tottenham Hotspur. "On one occasion, after receiving inside information from Lewis concerning Mirati Therapeutics, O'Connor wrote in a WhatsApp message to a friend that he had '