A trading firm’s mistake caused wild price swings in U.S. stocks including Caterpillar Inc. (NYSE:CAT), AOL Inc. and Nabors Industries Ltd. about 10 minutes before markets closed today, according to people familiar with the matter. Caterpillar Inc. (NYSE:CAT) stock performance was 0.89% in last session and finished the day at $107.15. Traded volume was 3,944,667 shares in the last session and the average volume of the stock remained 5.20 million shares. The beta of the stock remained 1.74. Caterpillar Inc. (NYSE:CAT) insider ownership is 0.20%.

McDonald’s Corporation (NYSE:MCD) COO Timothy J. Fenton unloaded 9,938 shares of the stock on the open market in a transaction dated Friday, May 9th. The shares were sold at an average price of $102.36, for a total transaction of $1,017,253.68. McDonald’s Corporation (NYSE:MCD) rose 0.65% to $103.53 yesterday on volume of 3,955,362 shares. The intra-day range of the stock was $102.50 – 103.62. McDonald’s Corporation (NYSE:MCD) has a market capitalization of $102.33 billion.

Southwest Airlines Co (NYSE:LUV) Analyst announced on May 2, 2014, that Rapid Rewards, its frequent flyer program, has been the recipient of the Best Customer Service and Best Loyalty Credit Card for the Rapid Rewards Chase Premier Card for the second year in a row. The program also placed in the top two for Best Promotion, Best Elite Program, and Best Redemption Ability. Southwest Airlines Co (NYSE:LUV)’s stock on May 13, 2014 reported an increase 0.16% to the closing price of $24.98. Its fifty two weeks range is $12.58 – 25.07. The total market capitalization recorded $17.28 billion. The overall volume in the last trading session was 5,290,659 shares. In its share capital, Southwest Airlines Co (NYSE:LUV) has 691.84 million outstanding shares.

A Delta Air Lines, Inc. (NYSE:DAL)’s Boeing 767-300, registration N181DN performing flight DL-478 (dep May 11th) from New York JFK, NY (USA) to Accra (Ghana), was enroute over the Atlantic Ocean about 4.5 hours into the flight, approximate 1000nm short of Praia (Cape Verde) when at about 07:45Z the crew decided to turn around and divert to Atlanta,GA (USA) due to a failed weather radar and weather conditions further along the route. The aircraft landed safely back in Atlanta about 10:10 hours after departure. On Tuesday, shares of Delta Air Lines, Inc. (NYSE:DAL) advanced 0.34% to close the day at $38.78. Company return on investment (ROI) is 49.70% and its monthly performance is recorded as 19.43%. Delta Air Lines, Inc. (NYSE:DAL) quarterly revenue growth is 23.90%.

Pepco Holdings, Inc. (NYSE:POM), the leading energy delivery company in the Mid-Atlantic region has signed an agreement with Exelon Corporation (NYSE:EXC), the leading energy provider in the US headquartered in Chicago. The agreement will combine Exelon’s three electric and gas utilities namely BGE, ComEd and PECO with Pepco Holdings’ electric and gas utilities namely Atlantic City Electric, Delmarva Power and Pepco. The joint company will develop a leading electric and gas utility in Mid-Atlantic region. Pepco Holdings, Inc. (NYSE:POM) stock performance was 0.18% in last session and finished the day at $27.57. Traded volume was 3,316,170 shares in the last session and the average volume of the stock remained 4.61 million shares. The beta of the stock remained 0.32. Pepco Holdings, Inc. (NYSE:POM) insider ownership is 0.40%.