9. -- MasterCard ( MA) is expected by analysts on Wednesday to post first-quarter earnings of $6.18 a share on revenue of $1.93 billion. 10. -- Comcast ( CMCSA), the nation's largest cable company, said first-quarter net income rose 17%, powered by continued strong results from its cable operations. Comcast posted earnings of $1.44 billion, or 54 cents a share, in the first quarter, up from $1.22 billion, or 45 cents a share, in the year-earlier period. Analysts were expecting earnings of 50 cents a share. -- 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.