More on Zillow (Z): Q4 Marketplace revenue +169% Y/Y to $13.7M. Display revenue +38% to $6.1M. Monthly unique users +86% to 23.5M. Mobile users in focus: Nearly 100M homes - 36/second - viewed on Zillow Mobile in December. 2012 Q1 revenue forecast $20.5-$21.5M, +87% Y/Y. Adjusted EBITDA expected at $3-$3.5M, +200% Y/Y. Shares +2.7% AH.