PPL ( PPL) estimates reduced at UBS. PPL estimates were cut through 2012, UBS said. Company is increasing its capital spending. Neutral rating and $28 price target. Rackspace Hosting ( RAX) price target increased at Credit Suisse to $50 from $42. Growth and investment increases as transition continues, Credit Suisse said. Maintain Outperform rating. Rackspace ( RAX) estimates reduced at Oppenheimer. RAX estimates were cut through 2012, Oppenheimer said. Company is investing in its future growth. Perform rating. Rosetta Resources ( ROSE) price target boosted at Credit Suisse to $62 from $57. Rising the bar in the Eagle Ford, Credit Suisse said. Maintain Outperform rating. ServiceSource ( SREV) numbers boosted at Morgan Stanley. Shares of SREV now seen reaching $17.50, according to Morgan Stanley. Estimates also upped, as the company is attracting more assets. Outperform rating. Sysco ( SYY) estimates increased at Morgan Stanley through 2013, Morgan Stanley said. Company is seeing volumes recover. Equal-weight rating. Tesla Motors ( TSLA) estimates upped at Morgan Stanley through 2013, Morgan Stanley said. Higher sales are improving margins. Outperform rating and $70 price target. Westinghouse Air Brake ( WAB) numbers upped at Keybanc. WAB estimates were boosted through 2013, Keybanc said. Domestic freightcar and transit markets are improving. Buy rating and new $75 price target. End of report.