Ratings changed on Walgreen, Alberto-Culver

Analysts changed their ratings or began coverage today on the following stocks. The stock symbols are listed in parentheses after the companies' names.

Alberto-Culver Co (ACV US) was raised to "Overweight" from "Neutral" at Atlantic Equities by equity analyst Victoria Collin. The 12-month target price is $33.00 per share.

Walgreen Co (WAG US) was downgraded to "Neutral" from "Outperform" at Credit Suisse by equity analyst Edward Kelly. The target price is $36.00 per share.