UPDATE: Citi Upgrades Rambus

In a report published Thursday, Citi analyst Terence Whalen upgraded Rambus (NASDAQ: RMBS ) to Buy from Neutral, keeping its $12.00 price target. According to the report, On 1/5/14 Rambus and Samsung renewed their patent license agreement for an additional 10-year term at $15M/Q royalty payment versus $20M-$25M previously. With