Rockwell Automation Inc. (NYSE: ROK) shares rose 8.9 percent to $81.31 Wednesday. Share volume was 5.7 million, more than five times its daily average, after the maker of factory equipment hiked its forecast for the remainder of the year.

Ford Motor Company (NYSE: F) traded in 61.5 million shares Wednesday, making it a volume leader, though well below its daily average of 83.9 million. Share prices crept up 2.6 percent to $18.36, after revealing its F-150 “Hero” engine at the North American International Auto Show.

Quantum Corporation (NYSE: QTM) shares took off 6.7 percent to $3.53 Wednesday, on volume of 6.9 million shares, more than 50 percent more than its daily average. After the bell, QTM reported quarterly revenues of $176 million — up $9 million from prior quarter, and net income of $6 million, or three cents per share, compared to $5 million, or two cents per share.