NEW YORK -- Exxon Mobil ( XOM), the world's biggest oil company, is expected by analysts Friday to report fourth-quarter earnings of $2 a share on revenue of $117.25 billion. Why Energy Stocks Led in January Wall Street analysts expect Chevron ( CVX) to post fourth-quarter earnings of $3.04 a share on revenue of $68.64 billion. Kinder Plays Rockefeller While Chesapeake Burns Drugmaker Merck ( MRK) is expected by analysts to post earnings of 81 cents a share in the fourth quarter on revenue of $11.48 billion. Mattel ( MAT), the toy company, is seen earning $1.15 a share by analysts in the fourth quarter on revenue of $2.29 billion. Dell ( DELL), the PC maker, is close to an agreement to sell itself to a buyout group led by founder and CEO Michael Dell and private-equity firm Silver Lake Partners, Reuters reported, citing two people familiar with the matter. A deal could possibly be announced as soon as Monday, Reuters reported. Dell, HP Bondholders Could Feel Buyout PainBristol-Myers Squibb is seeking a buyer for a collection of brands in Mexico and Brazil that could fetch as much as $750 million, The Wall Street Journal reported, citing people familiar with the matter. -- Written by Joseph Woelfel >To contact the writer of this article, click here: Joseph Woelfel >To submit a news tip, send an email to: firstname.lastname@example.org.