Investor Name	Invest Money	Lead Investor	Propotion

Announced Date	Round	Money Raised	Investors
Sep 19, 2012	Post-IPO Equity	$ 81M		Detail
Sep 20, 2012	Post-IPO Equity	$ 86.23M		Detail
Feb 29, 2012	Post-IPO Equity	$ 50.80M		Detail
Feb 22, 2012	Post-IPO Debt	$ 60M	Kreos Capital,Oxford Finance LLC,etc.	Detail
Nov 19, 2013	Post-IPO Equity	$ 150M		Detail
Nov 14, 2014	Post-IPO Secondary	$ 140.50M		Detail
Jul 23, 2007	Series C	$ 30M	Essex Woodlands Healthcare Partners,Pequot Capital,etc.	Detail
Jul 22, 2009	Debt Financing	$ 12M		Detail
Dec 1, 2005	Series A	$ 6M		Detail
Jan 4, 2007	Series B	$ 15M	Pequot Capital,Scale Venture Partners,etc.	Detail
Jun 19, 2014	Post-IPO Debt	$ 300M	Citigroup Global Markets,Cowen and Company,etc.	Detail
Nov 19, 2013	Post-IPO Debt	$ 150M		Detail
Aug 5, 2011	IPO	0		Detail