Analyst Upgrades

• Sterne Agee upgraded American Public Education (APEI) to buy from neutral following the Q4 report and guidance. The firm has a $50 target on the stock.
• Jefferies upgraded Lamar Advertising (LAMR) to hold from underperform citing valuation and the improved ad market. The firm raised its target $30 from $22.
• Janney Montgomery upgraded Wilmington Trust (WL) to neutral from sell following the company's $250M stock offering and raised its target price on shares to $13 from $10.
• AeroVironment (AVAV) was upgraded to buy from neutral at SunTrust.
• Scripps Networks (SNI) was upgraded to overweight from equal weight at Barclays.
• TheKnot (KNOT) was raised to buy from hold at ThinkEquity.

Analyst upgrades:

• Jefferies upgraded CME Group (CME) to Buy from Hold and has a $330 target on the stock. The firm believes increased regulatory concerns have created a buying opportunity and notes that CME Group's fundamentals are stable-to-improving.
• Susquehanna upgraded Priceline.com (PCLN) to Positive from Neutral and has a $230 target on the stock. The firm believes Priceline.com likely outperformed expectations in Q4.
• Citigroup upgraded AutoZone (AZO) to Buy from Hold citing an attractive valuation, favorable industry trends, and the potential for margin expansion. The firm raised its target price on shares to $188 from $176.
• Genzyme (GENZ) was raised to Sell from Conviction Sell at Goldman.
• Disney (DIS) was upgraded to Neutral from Underweight at JP Morgan.
• Exxon Mobil (XOM) was upgraded at Collins Stewart to Buy from Hold.