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

Barrick Gold Corp. (NYSE: ABX) cut to Hold at Argus.

Changyou.com Ltd. (NASDAQ: CYOU) started as Overweight at HSBC.

Cisco Systems Inc. (NASDAQ: CSCO) raised to Outperform at Pacific Crest.

Enterprise Products Partners L.P. (NYSE: EPD) maintained Buy for growth and income opportunities at Zacks.

Home Depot Inc. (NYSE: HD) cut to Market Perform at Raymond James.

JCPenney Co. (NYSE: JCP) cut to Neutral at JPMorgan.

The Mosaic Co. (NYSE: MOS) cut to Hold at Canaccord Genuity.

Potash Corp. of Saskatchewan (NYSE: POT) cut to Hold at Canaccord Genuity.

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

Siemens A.G. (NYSE: SI) cut to Sector Perform at RBC.

Sohu.com Inc. (NASDAQ: SOHU) started as Underweight at HSBC.

Standard Pacific Corp. (NYSE: SPF) started as Outperform at Credit Suisse.

Tesoro Corporation (NYSE: TSO) maintained as Outperform but named the Bull of the Day at Zacks.

Veolia Environnement S.A. (NYSE: VE) started as Buy at Soc-Gen.

Weatherford International Ltd. (NYSE: WFT) raised to Hold at Jefferies.

Westamerica Bancorp (NASDAQ: WABC) maintained Underperform but named Bear of the Day at Zacks.

JON C. OGG

Filed under: 24/7 Wall St. Wire, Analyst Calls Tagged: ABX, CSCO, CYOU, EPD, HD, JCP, MOS, POT, RCL, SI, SOHU, SPF, TSO, VE, WABC, WFT