Oil States Announces First Quarter Earnings of $0.78 per Share HOUSTON, Apr 28, 2010 (GlobeNewswire via COMTEX) --Today, Oil States International, Inc. (NYSE:OIS) reported net income for the quarter ended March 31, 2010 of $40.2 million, or $0.78 per diluted share, compared to $56.1 million, or