Imperva +17.9% on results/guidance; PANW, CYBR, PFPT, CUDA also up

• Imperva (NASDAQ:IMPV) beat Q3 estimates and forecast Q4 revenue of $66M-$68M and EPS of $0.10-$0.16, above a consensus of $62.3M and -$0.06. Moreover, on the earnings call (transcript), the Web app firewall and database security software vendor set initial 2016 revenue growth guidance of "at least 25%," above a 24% consensus. (earnings release)
• With strong corporate IT security spend providing a lift, product/license revenue rose 55% Y/Y in Q3 to $30.5M, and services revenue 43% to $32.9M. Within services, subscription revenue grew 93% to $12.3M. $100K+ deals rose to 130 from 106 a year ago. 188 new customers were added, and Fortune 1000 penetration stands at 13%.
• The Americas (revenue +86% Y/Y) are driving most of Imperva's growth. EMEA (revenue +9%, hurt by a weak euro) and Asia-Pac (-3%) are softer. Opreating expenses (non-GAAP) rose 23% Y/Y to $28.5M, falling to 45% of revenue from 54% a year ago.
• Next-gen firewall leader Palo Alto Networks (PANW +2.5%), privileged account security software leader CyberArk (CYBR +4.4%), SaaS threat-protection/compliance software vendor Proofpoint (PFPT +3.4%), and security/storage appliance vendor Barracuda (CUDA +3.2%) are following Imperva higher. The Nasdaq is nearly flat.
• CyberArk reports on Nov. 5; Proofpoint delivered a Q3 beat and strong guidance last week. Barracuda directly competes with Imperva in the Web app firewall market, while Palo Alto's next-gen firewalls indirectly compete.