Guidance Software, which is developing software that analyzes data across an entire network, filed the terms for its IPO on Thursday. The Pasadena-based company plans to offer 5 million shares at a range of $12.50-$14.50, with a proposed market cap of $327 million. Morgan Stanley, Lehman Brothers, Wachovia and A.G. Edwards are managing the deal. Timing has yet to be announced.

