RATINGS CHANGES

AES (AES) - Get Report was downgraded to equal-weight from overweight at Barclays. $12 price target. The company is facing increased competition, Barclays said.

Alliance HealthCare Services (AIQ) - Get Report was upgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: AIQ Ratings Report.

CBOE (CBOE) - Get Report was upgraded to outperform from market perform at Wells Fargo. The BATS acquisition should add 25% to earnings and create shareholder value, said Wells Fargo.

Integra Lifesciences (IART) - Get Report was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: IART Ratings Report.

KBR (KBR) - Get Report was upgraded to buy from hold at Deutsche Bank. $16 price target. A 10% selloff is overdone, despite a guidance cut, Deutsche said.

Las Vegas Sands (LVS) - Get Report was upgraded to buy at Bank of America/Merrill Lynch. $63 price target. Consensus estimates will likely continue to move higher in the coming quarters, said BofA/Merrill.

PacWest Bancorp (PACW) - Get Report was downgraded to market perform from outperform at Wells Fargo. This was a valuation call, following the recent run in the stock, Wells Fargo said.

This article was written by a staff member of TheStreet.