Ariad Pharmceuticals (NASDAQ:ARIA), Biogen Idec (NASDAQ:BIIB), Roche Holding (OTC:RHHBY), Williams-Sonoma (NYSE:WSM), AthenaHealth (NASDAQ:ATHN) and CBOE Holdings (CBOECBOE) had ratings and price targets on them adjusted by analysts.
RBC Capital Markets initiated coverage on Ariad Pharmceuticals (ARIA). They placed an "Outperform" rating on the company.
Wells Fargo (NYSE:WFC) initiated coverage on Biogen Idec (BIIB). They placed a "Market Perform" rating on the company.
Roche Holding (RHHBY) was downgraded by Citigroup (NYSE:C) from a "Buy" rating to a "Neutral" rating.
Williams-Sonoma (WSM) was upgraded by Citigroup from a "Neutral" rating to a "Buy" rating.
AthenaHealth (ATHN) was downgraded by Leerink Swann from an "Outperform" rating to a "Market Perform" rating.
CBOE Holdings (CBOE) was downgraded by Credit Suisse (NYSE:CS) from an "Outperform" rating to a "Neutral" rating.