Top Analyst Upgrades & Downgrades (BLL, CAT, CHK, DANG, ESL, GEOI, INFY, IVZ, JBLU, PHG, PAA, UIL, VNO, WDR)

Source: Jon Ogg
These are some of the top analyst upgrades, downgrades and initiations seen in Wall Street research calls.

Ball Corporation (NYSE: BLL) Cut to Neutral at Credit Suisse.

Caterpillar Inc. (NYSE: CAT) Raised to Buy at BofA/ML.

Chesapeake Energy Corporation (NYSE: CHK) Cut to Neutral at Citigroup.

E-Commerce China Dangdang Inc. (NYSE: DANG) Cut to Neutral at Credit Suisse.

Esterline Technologies (NYSE: ESL) Raised to Outperform at Credit Suisse.

GeoResources, Inc. (NASDAQ: GEOI) named as Value stock of the day at Zacks.

Infosys Ltd. (NASDAQ: INFY) Cut to Hold at Deutsche Bank; Cut to Neutral at Macquarie.

Invesco, Ltd. (NYSE: IVZ) named as Bull of the Day at Zacks.

JetBlue Airways Corp. (NASDAQ: JBLU) Reiterated Hold at Argus.

Philips Electronics N.V. (NYSE: PHG) Named as Bear of the Day at Zacks.

Plains All American Pipeline. L.P. (NYSE: PAA) Reinstated as Outperform at Credit Suisse.

UIL Holdings Corp. (NYSE: UIL) Reiterated Hold at Argus.

Under Armour, Inc. (NYSE: UA) Reiterated Buy at Canaccord Genuity.

Vornado Realty Trust (NYSE: VNO) Raised to Outperform at Keefe Bruyette & Woods.

Waddell & Reed Financial Inc. (NYSE: WDR) Raised to Neutral at Citigroup.

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