NEW YORK ( TheStreet) -- U.S. stocks were rising midday Wednesday getting a boost from Apple's (AAPL)strong earnings. The Dow Jones Industrial Average was rising 77.47 points to 13,079.03 midday Wednesday. Leading the Dow higher were Boeing ( BA), DuPont ( DD) and American Express ( AXP).
Shares of Boeing rose 4.03% to $76.16. The company's first-quarter earnings and revenue beat analysts' expectations. Boeing reported earnings of $1.11 a share on revenue of $19.4 billion. Analysts expected earnings of 94 cents a share on revenue of $18.4 billion. TheStreet Ratings gives Boeing a B grade with a buy rating and $84.43 price target. DuPont shares gained 1.97% to $53.72. The chemicals maker raised its quarterly dividend by 5% to 43 cents a share. Also Wednesday, UBS analysts raised their price target on the stock to $53. DuPont gets a A- grade with a buy rating and $60.76 price target from TheStreet Ratings. Shares of American Express rose 1.58% to $58.54. TheStreet Ratings gives American Express an A+ grade with a buy rating and $68.08 price target. The biggest decliner in the index midday Wednesday was Caterpillar ( CAT). Shares fell 4.61% to $103.40. Caterpillar reported first-quarter earnings of $1.58 billion, or $2.37 a share, up from year-earlier earnings of $1.23 billion, or $1.84 a share. The company raised its 2012 profit outlook to $9.50 a share, up from previous guidance of $9.25 a share. Analysts, on average, expect full-year 2012 earnings of $9.54 a share. TheStreet Ratings gives Caterpillar an A- grade with a buy rating and $124.77 price target. -- Written by Alexandra Zendrian >To contact the writer of this article, click here: Alexandra Zendrian >To submit a news tip, send an email to: firstname.lastname@example.org. >To follow the writer on Twitter, go to Alexandra Zendrian.