Preferred Stock (Tables)

6 Months Ended

Jun. 30, 2018

Table Text Blocks

Schedule of preferred stock

	Preferred	Preferred					Common Stock
	Shares	Shares Issued	Carrying		Liquidation		Issuable Upon
	Authorized	and Outstanding	Value		Preference		Conversion
Series A preferred stock	8,800,000	4,212,191	$	1,721	$	(1)	1,709,063
Series B preferred stock	24,673,917	24,665,856		10,442		22,534	12,332,924
Series C preferred stock	13,283,366	10,105,400		9,540		11,447	5,052,697
Series D preferred stock	11,876,688	11,541,688		109,646		34,500	5,770,841
Series E preferred stock	12,219,202	12,219,202		116,082		48,999	6,109,588
Series E-1 preferred stock	6,415,146	4,739,463		45,025		3,991	2,369,729
Series F preferred stock	25,632,888	25,469,585		241,961		151,035	12,734,781
	94,101,207	88,741,194	$	532,696	$	272,506	44,370,560

(1) The liquidation preference of the Series A preferred stock was calculated based on a percentage of the proceeds received by the Company in the event of a Deemed Liquidation Event. The holders of the Series A preferred stock did not have redemption rights other than in the event of a Deemed Liquidation Event.