McAfee announced it will acquire Finnish security firm Stonesoft for $389 million in cash. In a statement, McAfee said it believes the acquisition will "extend its leadership position in network security." McAfee noted "Stonesoft's next-generation firewall" as one of the key ways it expects to grow its network security business. Stonesoft's more than 6,500 customers around the world will be integrated into McAfee's customer base. Intel ( INTC) purchased McAfee in 2011 for about $7.7 billion. The chatter on Main Street (a.k.a. Google, Yahoo! and other search sites) is always of interest to investors on Wall Street. Thus, each day, TheStreet compiles the stories that are trending on the Web, and highlights the news that could make stocks move.-- Written by Brittany Umar.