Proofpoint Files For IPO

Sunnyvale-based security and compliance software firm ProofPoint has filed for an IPO, saying this morning that it is looking to raise as much as $50M in an IPO on the NASDAQ Global Market. THe firm said it will apply to trade as PFPT. The IPO is being underwritten by Credit Suisse, Deutsche Bank Securities, RBC Capital Markets, Pacific Crest Securities, and First Analysis Securities Corp. ProofPoint is venture backed by Mohr Davidow Ventures, Benchmark Capital, Meritech Capital Partners, DAG Ventures, and RRE Ventures.