Here are this week’s stock briefs for Exxon Mobil Corp. (NYSE:XOM). Exxon Mobil Corp. (NYSE:XOM) stocks ended the week at 85.34 (as of 2/25/2011). Weekly News Roundup: Exxon Mobil Corporation (NYSE:XOM) Monday 21 February Exxon Mobil Corporation (NYSE:XOM) and Naftogaz have inked a MoU on Ukraine’s unconventional gas. Ukrainian national energy company Naftogaz has announced [...]