Top Analyst Upgrades and Downgrades (AWK, ANGI, BIG, CLH, DVA, HTZ, LOGI, MLNX, WFR, NANO, NYCB, SAP, SD)

These are some of this Thursday’s top analyst upgrades, downgrades and initiations seen from Wall St. research calls.

American Water Works Co. Inc. (NYSE: AWK) cut to Neutral at Citigroup.

Angie’s List Inc. (NASDAQ: ANGI) started as Overweight at Piper Jaffray.

Big Lots Inc. (NYSE: BIG) raised to Hold from Sell at Deutsche Bank, cut to Hold at Canaccord Genuity and cut to Underperform at Raymond James.

Clean Harbors Inc. (NYSE: CLH) raised to Outperform at Baird.

DaVita HealthCare Partners Inc. (NYSE: DVA) cut to Hold at Deutsche Bank.

Hertz Global Holdings Inc. (NYSE: HTZ) named Bull of the Day at Zacks Investment Research.

Logitech International S.A. (NASDAQ: LOGI) named Bear of the Day as smartphones are eating up its peripheral sales, according to Zacks Investment Research.

Mellanox Technologies Ltd. (NASDAQ: MLNX) raised to Outperform at JMP Securities.

MEMC Electronic Materials Inc. (NYSE: WFR) raised to Buy at Goldman Sachs (full note).

Nanometrics Inc. (NASDAQ: NANO) started as Buy with $20 target at Canaccord Genuity.

New York Community Bancorp Inc. (NYSE: NYCB) raised to Outperform at KBW.

SAP A.G. (NYSE: SAP) raised to Overweight at HSBC.

SandRidge Energy Inc. (NYSE: SD) cut to Underperform at BMO.

UBS sees enterprise storage changing the landscape of traditional drives and storage ahead.

Here are 11 stocks which analysts expect to rise 50% to 100% (or more) over the next year.