Investor Name	Invest Money	Lead Investor	Propotion
E.ON	-	Yes	-	Detail
Credit Suisse	-	-	-	Detail

Announced Date	Round	Money Raised	Investors
Aug 4, 2006	Series D	$ 104M	Kleiner Perkins,Mobius Venture Capital,etc.	Detail
Jun 8, 2012	Series G	$ 100M	Apex Venture Partners	Detail
Feb 5, 2003	Series B	$ 12M		Detail
Sep 15, 2011	Series G	$ 150M	Advanced Equities,Apex Venture Partners,etc.	Detail
Jan 1, 2004	Series C	$ 45M		Detail
May 25, 2002	Series A	$ 4.70M		Detail
Feb 25, 2009	Series F	$ 150M	Advanced Equities,Kleiner Perkins	Detail