Cognos Inc ., a Canadian software and information technology services provider, said Wednesday it will acquire business analytics software provider Applix Inc. for $339 million in cash.

The offer equates to $17.87 per share, a 24 percent premium to Tuesday's $14.37 closing price of shares of Westborough, Mass.-based Applix. The deal is valued at $306 million net of cash on hand at Applix.