August 1, 2012, 5:54 PM UTC

Dun & Bradstreet Corp. (NYSE: DNB) has hired J.P. Morgan and Credit Suisse to advise on a possible sale of the company, as first reported by the WSJ. The company’s current market cap rose more than 13% on the news yesterday, settling at around $3.8 billion. www.dnb.com

Metro-Goldwyn-Mayer plans to buy back Carl Icahn’s entire stake in the company for approximately $590 million, according to the NY Times. The move comes as the film studio prepares to go public.

Wells Enterprises, a Le Mans, Iowa-based maker of Blue Bunny ice cream and Cadbury ice cream bars, has hired J.P. Morgan to find a buyer for the company, according to the FT. Possible suitors reportedly include Oaktree Capital Management. www.wellsenterprisesinc.com

Forstmann Little & Co. has decided to put health club chain 24 Hour Fitness on the block, according to the NY Times. Goldman Sachs will manage the process, which could garner bids in the area of $2 billion. www.24hourfitness.com

Synopsys Inc. (Nasdaq: SNPS) has acquired Ciranova, a Santa Clara, Calif.-based EDA company focused on productivity improvements in custom IC design. No financial terms were disclosed. Ciranova had raised around $17 million in VC funding from Synopsys, Alloy Ventures, AsiaTech Management, U.S. Venture Partners, Mentor Grpahics and Intel Capital. www.synopsys.com

Sign up for Dan’s daily email newsletter on deals and deal-makers: GetTermSheet.com