Toro (TTC) (UAL) (ACI) (EV) (ROK) (VOD) Upgraded

Toro (NYSE: TTC), United Continental (NYSE: UAL), Arch Coal, Inc. (NYSE: ACI), Eaton Vance Corp. (NYSE: EV), Rockwell Automation Inc. (NYSE: ROK) and Vodafone (NYSE: VOD) were upgraded by analysts.

Toro (TTC) was upgraded by analysts at Raymond James (NYSE:RJF) from a “Market Perform” rating to an “Outperform” rating.

United Continental (UAL) was upgraded by Dahlman Rose from a “Hold” rating to a “Buy” rating. They have a price target $24.00 on the company.

Arch Coal, Inc. (ACI) was upgraded by Credit Agricole from an “Outperform” rating to a “Buy” rating.

Eaton Vance Corp. (EV) was upgraded by Citigroup (NYSE:C) from a “Sell” rating to a “Hold” rating.

Rockwell Automation Inc. (ROK) was upgraded by Robert W. Baird from a “Neutral” rating to an “Outperform” rating. They have a price target of $90.00 on the company, down from $92.00.

Vodafone (VOD) was upgraded by UBS AG (NYSE:UBS) from a “Neutral” rating to a “Buy” rating. They have a price target of $31.05 on the company.

Astec (ASTE) (GOL) (RCL) (ROK) (VPRT) (SWIR) Downgraded

Astec Industries, Inc. (NASDAQ: ASTE), Gol Linhas Aereas Inteligentes SA (NYSE: GOL), Royal Caribbean Cruises Ltd. (NYSE: RCL), Rockwell Automation Inc (NYSE: ROK), VistaPrint (NASDAQ: VPRT) and Sierra Wireless, Inc. (NASDAQ: SWIR) downgraded by analysts.

Astec Industries, Inc. (ASTE) was downgraded by FBN Securities to a “Sector Perform” rating. They have a price target of $15.00 on the company.

Gol Linhas Aereas Inteligentes SA (GOL) was downgraded by Credit Suisse (NYSE:CS) from an “Outperform” rating to a “Neutral” rating.

Royal Caribbean Cruises Ltd. (RCL) was downgraded by JPMorgan Chase & Co. (NYSE:JPM) from an “Overweight” rating to a “Neutral” rating.

Rockwell Automation Inc. (ROK) was downgraded by Societe Generale from a “Hold” rating to a “Sell” rating.

VistaPrint (VPRT) was downgraded by Oppenheimer from an “Outperform” rating to a “Perform” rating. They have a price target of $32.00 on the company, down from $64.00.

Sierra Wireless, Inc. (SWIR) was downgraded by BMO Capital Markets from an “Outperform” rating to a “Market Perform” rating.

Ex-Dividend for (MCEM) (MDCA) (ROK) (SURW) (MCA) on May 12

The Ex-dividend date for Monarch Cement Company (MCEM), MDC Partners Inc. (MDCA), Rockwell Automation Incorporated (ROK), SureWest Communications (SURW) and BlackRock MuniYield CA (MCA) is on May 12, 2011

Monarch Cement Company (MCEM) pays a dividend of $0.23 with a yield of 3.32 percent.

MDC Partners Inc. (MDCA) pays a dividend of $0.14 with a yield of 3.58 percent.

Rockwell Automation Incorporated (ROK) pays a dividend of $0.35 with a yield of 1.66 percent.

SureWest Communications (SURW) pays a dividend of $0.08 with a yield of 2.16 percent.

BlackRock MuniYield CA (MCA) pays a dividend of $0.07 with a yield of 6.89 percent.

Dividend Losers (X) (ABX) (ROK) Last Week

U.S. Steel (NYSE:X), Barrick Gold Corporation (NYSE:ABX) and Rockwell Automation Inc (NYSE:ROK) were among the biggest dividend losers last week.

U.S. Steel (X) closed at $47.71, changing the dividend -7.77 percent on the week, dropping the dividend yield to 0.42 percent.

Barrick Gold Corporation (ABX) closed at $51.01, changing the dividend -8.30 percent on the week, bringing the dividend yield to 0.94%

Rockwell Automation Inc (ROK) closed at $87.13, changing the dividend -8.47 percent on the week, bringing the dividend yield to 1.61 percent.

Dividend Yields for (DOV) (ROK) (PH) (CAT) (COL)

Indicated dividend yields for Standard & Poor's 500 Index companies Dover Corp (DOV), Rockwell Automation Inc (ROK), Parker Hannifin Corp (PH), Caterpillar Inc (CAT) and Rockwell Collins Inc (COL).

These dividend data indicate dividend yields of companies in the Standard & Poor's 500 Index as of Saturday, April 30. The yield is determined by taking the latest declared dividend, annualized and divided by the price of the stock. Payout ratios are calculated based on latest quarterly dividend paid divided by earnings.

Dover Corp (DOV) has a dividend yield of 1.62 percent on a declared dividend of $0.28. The payout ratio is 28.0 percent.

Rockwell Automation Inc (ROK) has a dividend yield of 1.61 percent on a declared dividend of $0.35. The payout ratio is 30.8 percent.

Parker Hannifin Corp (PH) has a dividend yield of 1.57 percent on a declared dividend of $0.37. The payout ratio is 18.6 percent.

Caterpillar Inc (CAT) has a dividend yield of 1.52 percent on a declared dividend of $0.44. The payout ratio is 57.9 percent.

Rockwell Collins Inc (COL) has a dividend yield of 1.52 percent on a declared dividend of $0.24. The payout ratio is 24.7 percent.

Ratings on (NKTR) (NPSP) ( OTEX) (RNOW) (ROK) Reiterated

Ratings on Nektar Therapeutics (NASDAQ: NKTR), Nps Pharmaceuticals Incorporated (NASDAQ: NPSP), Open Text (NASDAQ: OTEX), RightNow Technologies (NASDAQ: RNOW) and Rockwell Automation Inc (NYSE: ROK) reiterated by analysts.

Deutsche Bank (NYSE:DB) reiterated a “buy” rating on Nektar Therapeutics (NKTR). They have a price target of $14 on the company.

Brean Murray reiterated a “buy” rating on Nps Pharmaceuticals Incorporated (NPSP).

Raymond James (NYSE:RJF) reiterated an “outperform” rating on Open Text (OTEX).

Morgan Stanley (NYSE:MS) reiterated an “equal weight” rating on shares of RightNow Technologies (RNOW).

JPMorgan Chase & Co. (NYSE:JPM) reiterated a “neutral” rating on shares of Rockwell Automation Inc (ROK).