These are some of the top analyst upgrades, downgrades and initiations seen in Wall St. research calls this Friday.

Alkermes PLC (NASDAQ: ALKS) raised to Outperform as Bull of the Day at Zacks and started as Buy at Citigroup.

Avnet Inc. (NYSE: AVT) cut to Underperform as Bear of the Day at Zacks.

CarMax Inc. (NYSE: KMX) raised to Outperform at Credit Suisse.

Constant Contact Inc. (NASDAQ: CTCT) cut to Neutral at Credit Suisse, cut to Market Perform at Raymond James and cut to Neutral at Lazard.

CME Group Inc. (NASDAQ: CME) raised to Outperform at Raymond James.

Delek US Holdings Inc. (NYSE: DK) raised to Outperform at Credit Suisse.

Expeditors International of Washington Inc. (NASDAQ: EXPD) raised from Sell all the way up to the Conviction Buy List at Goldman Sachs.

Huntington Bancshares Inc. (NASDAQ: HBAN) raised to Buy at Citigroup.

Marathon Petroleum Corp. (NYSE: MPC) raised to Outperform at Credit Suisse.

Mylan Inc. (NASDAQ: MYL) raised to Buy at Canaccord Genuity.

Pandora Media, Inc. (NYSE: P) cut to Neutral at HSBC.

Phillips 66 (NYSE: PSX) raised to Outperform at Credit Suisse.

Royal Caribbean Cruises Ltd. (NYSE: RCL) raised to Buy at Deutsche Bank.

Spirit AeroSystems Holdings Inc. (NYSE: SPR) cut to Neutral at Credit Suisse; cut to Neutral at Stern Agee.

St. Jude Medical Inc. (NYSE: STJ) cut to Neutral at Credit Suisse.

The Travelers Companies Inc. (NYSE: TRV) named as Value stock of the day at Zacks.

JON C. OGG

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