LinkedIn Corporation (NASDAQ: LNKD) a professional network on the Internet is down more than -4%, at $68.95. LinkedIn’s 180-day lock-up period ended...

Agrium [[AGU]] reinstated with a Buy at BofA/Merrill… Allis-Chalmers Energy [[ALY]] downgraded to Neutral, $4.50 target, at Macquarie.. AK Steel [[AKS]] upgraded to Buy from Neutral at Goldman… Amazon.com [[AMZN]] upgraded to Buy from Hold, $155 target, at Kaufman Bros… A.O. Smith [[AOS]] upgraded to Buy from Neutral, at Ladenburg Thalmann Artio Global...