CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 57,865	$ 50,422
Prepaid expenses and other current assets	1,547	1,334
Total current assets	59,412	51,756
Restricted cash	20	20
Property and equipment, net of accumulated depreciation of $4,519 and $4,355, respectively	294	321
Intangible assets	46,400	46,400
Goodwill	13,064	13,064
Other assets	208	0
Total Assets	119,398	111,561
Current liabilities:
Accounts payable	2,583	1,367
Accrued expenses	6,350	4,746
Other current liabilities	159	0
Total current liabilities	9,092	6,113
Contingent consideration		48,400
Deferred tax liability	12,528	12,528
Other liabilities	311	313
Total Liabilities	116,931	67,354
Commitments and contingencies
Stockholders’ Equity:
Preferred stock, $0.001 par value per share; 5,000,000 shares authorized at September 30, 2019 and December 31, 2018; no shares issued and outstanding at September 30, 2019 and December 31, 2018	0	0
Common stock, $0.001 par value per share; 200,000,000 shares authorized at September 30, 2019 and December 31, 2018; 101,267,578 and 77,456,180 shares issued and outstanding at September 30, 2019 and December 31, 2018, respectively	101	77
Additional paid-in capital	262,337	230,154
Accumulated deficit	(259,971)	(186,024)
Total Stockholders’ Equity	2,467	44,207
Total Liabilities and Stockholders’ Equity	$ 119,398	$ 111,561