BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 8,056	$ 8,702
Marketable securities		3,050
Other current assets	336	547
Total current assets	8,392	12,299
Property and equipment, net	29	42
Other assets	24	24
Total assets	8,445	12,365
Current liabilities:
Accounts payable	217	622
Accrued compensation and employee benefits	184	757
Accrued expenses and other liabilities	577	691
Total current liabilities	978	2,070
Deferred rent, net of current portion	4	20
Total liabilities	982	2,090
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.001 par value; 100 million shares authorized at September 30, 2018 and December 31, 2017; 13,923,825 and 11,775,062 shares issued and outstanding at September 30, 2018 and December 31, 2017, respectively	14	12
Additional paid-in capital	144,894	141,266
Accumulated other comprehensive loss		(2)
Accumulated deficit	(137,445)	(131,001)
Total stockholders’ equity	7,463	10,275
Total liabilities and stockholders’ equity	$ 8,445	$ 12,365