MEMPHIS, Tenn.--(BUSINESS WIRE)--GTx, Inc. (Nasdaq: GTXI), today reported financial results for the fourth quarter and year ended December 31, 2006. The net loss for the three months and year ended December 31, 2006 was $4.7 million and $35.5 million, respectively, compared with a net loss of $7.8 million and $36.8 million for the same periods in 2005. At December 31, 2006, GTx had cash and cash equivalents of $119.6 million.