US HOT STOCK FUTURES: HOT STOCKS TO WATCH

Among the companies with shares expected to actively trade in Monday's session are Walgreen Co. (WAG) and Clearwire Corp. (CLWR).

Walgreen and Express Scripts Holding Co. (ESRX) have agreed to dismiss a lawsuit Express Scripts filed last year over Walgreen's marketing tactics when the relationship between the drugstore chain and pharmacy-benefit manager was breaking down. Walgreen shares were up 1.2% to $30.30 after hours.

Crest Financial Ltd. reported a 5.9% stake in Clearwire, making it one of the telecommunications company's largest shareholders, and said it seeks to discuss the possibility of adding members to the company's board. Shares were 2.2% to $1.18 after hours.

Watchlist:

Arrow Electronics Inc. (ARW) said it approved adding $200 million to its share repurchase program, joining a growing list of firms looking to boost shareholder value.

Bed Bath & Beyond Inc. (BBBY) said it bought Linen Holdings LLC for about $105 million in cash, marking the second acquisition deal for the home furnishings retailer in as many months.

Charming Shoppes Inc.'s (CHRS) fiscal first-quarter earnings dropped 32% as the women's plus-size retailer recorded flat same-store sales and weaker margins.

Cosi Inc. (COSI) said it received another delisting warning from Nasdaq for failing to maintain a minimum stock price of $1.

Moody's Investors Service placed its ratings on Flowserve Corp. (FLS) on review for a possible upgrade, a day after the valve-and-pump maker unveiled a new capital structure program.

Geokinetics Inc. (GOK) has named David Crowley, most recently the chief executive of Enventure Global Technology, as its new president and chief operating officer.

O'Reilly Automotive Inc. (ORLY) said it boosted its stock-buyback program by $500 million, raising the auto-parts retailer's total authorization to $2 billion.

-Edited By Nathalie Tadena, Dow Jones Newswires; 212-416-3287; [e-mail]