Top Analyst Upgrades and Downgrades (ABV, BHI, C, HAL, HTLF, HLSS, KR, PNW, RVBD, SLB, S, TEVA, WPI, WFT)

These are some of the top analyst upgrades, downgrades and initiations we have seen from Wall St. research calls this Tuesday.

AmBev (NYSE: ABV) named Bear of the Day at Zacks.

Baker Hughes Inc. (NYSE: BHI) started as Neutral at Credit Suisse.

Citigroup Inc. (NYSE: C) raised to Strong Buy at Jefferies.

Halliburton Co. (NYSE: HAL) started as Outperform at Credit Suisse.

Heartland Financial USA Inc. (NASDAQ: HTLF) named Value stock of the day at Zacks.

Home Loan Servicing Solutions Ltd. (NASDAQ: HLSS) started as Buy with $21 price target at BofA/ML.

Kroger Co. (NYSE: KR) raised to Buy at Jefferies.

Pinnacle West Capital Corp. (NYSE: PNW) raised to Outperform as Bull of the Day at Zacks.

Riverbed Technology Inc. (NASDAQ: RVBD) cut to Neutral at Citigroup.

Schlumberger Ltd. (NYSE: SLB) started as Neutral at Credit Suisse.

Sprint Nextel Corp. (NYSE: S) raised to Market Perform at Bernstein and raised to Neutral at R.W. Baird.

Teva Pharmaceutical Industries Ltd. (NYSE: TEVA) maintained Buy but lowered target to $50 at Canaccord Genuity.

Watson Pharmaceuticals Inc. (NYSE: WPI) reiterated Buy with $100 target at Canaccord Genuity.

Weatherford International Ltd. (NYSE: WFT) started as Neutral at Credit Suisse.