The biggest U.S. security software provider said its security business raked in about $4 billion in revenue during its fiscal year 2014, while its information management service generated about $2.5 billion during the same period.
The stock jumped as much as 3 percent in low trading volume after closing the regular session 2.4 percent lower at $23.44.
The move is the latest in a slew of corporate splits and acquisitions.
Last week, computing giant Hewlett-Packard said it would break itself into two companies, with one corporation focusing on enterprise information technology and the other on PC and printing.
Also, e-commerce giant eBay said it would spin off PayPal, the mobile payments unit it purchased 12 years ago for around $1 million, as competition in the sector heats up and new players like Apple look to gain market share in the space.