Annual report pursuant to Section 13 and 15(d)

Balance Sheets

v2.4.1.9
Balance Sheets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Current assets:    
Cash and cash equivalents $ 11,586us-gaap_CashAndCashEquivalentsAtCarryingValue $ 24,401us-gaap_CashAndCashEquivalentsAtCarryingValue
Marketable securities 23,209us-gaap_AvailableForSaleSecuritiesEquitySecuritiesCurrent 6,843us-gaap_AvailableForSaleSecuritiesEquitySecuritiesCurrent
Contract receivables 211us-gaap_AccountsReceivableNetCurrent 110us-gaap_AccountsReceivableNetCurrent
Accrued interest receivable 136us-gaap_InterestReceivableCurrent 68us-gaap_InterestReceivableCurrent
Prepaid expenses 1,991us-gaap_PrepaidExpenseCurrent 364us-gaap_PrepaidExpenseCurrent
Other current assets 96us-gaap_OtherAssetsCurrent 453us-gaap_OtherAssetsCurrent
Total current assets 37,229us-gaap_AssetsCurrent 32,239us-gaap_AssetsCurrent
Property and equipment, net 86us-gaap_PropertyPlantAndEquipmentNet 3us-gaap_PropertyPlantAndEquipmentNet
Other assets 159us-gaap_OtherAssetsNoncurrent 258us-gaap_OtherAssetsNoncurrent
Total assets 37,474us-gaap_Assets 32,500us-gaap_Assets
Current liabilities:    
Accounts payable 2,085us-gaap_AccountsPayableCurrent 697us-gaap_AccountsPayableCurrent
Accrued liabilities 3,388us-gaap_AccruedLiabilitiesCurrent 2,251us-gaap_AccruedLiabilitiesCurrent
Warrant liability 13,596us-gaap_WarrantsAndRightsOutstanding 6,466us-gaap_WarrantsAndRightsOutstanding
Facility loan 1,355us-gaap_LinesOfCreditCurrent 38us-gaap_LinesOfCreditCurrent
Accrued interest payable 35us-gaap_InterestPayableCurrent 36us-gaap_InterestPayableCurrent
Total current liabilities 20,459us-gaap_LiabilitiesCurrent 9,488us-gaap_LiabilitiesCurrent
Facility loan, less current portion 3,152us-gaap_LongTermLineOfCredit 4,407us-gaap_LongTermLineOfCredit
Other liabilities 13us-gaap_OtherLiabilitiesNoncurrent 9us-gaap_OtherLiabilitiesNoncurrent
Total liabilities 23,624us-gaap_Liabilities 13,904us-gaap_Liabilities
Commitments and contingencies      
Stockholders' equity:    
Preferred stock, $0.0001 par value: 10,000,000 shares authorized; no shares issued and outstanding      
Common stock, $0.0001 par value: 100,000,000 shares authorized;14,696,108 and 9,455,064 shares issued and outstanding as of December 31, 2014 and December 31, 2013, respectively 1us-gaap_CommonStockValue 1us-gaap_CommonStockValue
Additional paid-in capital 394,622us-gaap_AdditionalPaidInCapital 367,435us-gaap_AdditionalPaidInCapital
Accumulated other comprehensive (loss) income (14)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 2us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Accumulated deficit (380,759)us-gaap_RetainedEarningsAccumulatedDeficit (348,842)us-gaap_RetainedEarningsAccumulatedDeficit
Total stockholders' equity 13,850us-gaap_StockholdersEquity 18,596us-gaap_StockholdersEquity
Total liabilities and stockholders' equity $ 37,474us-gaap_LiabilitiesAndStockholdersEquity $ 32,500us-gaap_LiabilitiesAndStockholdersEquity