Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity

v3.19.2
Condensed Consolidated Statements of Stockholders' Equity - USD ($)
Common Stock
Additional Paid-in Capital
Accumulated deficit
Total
Balance at Dec. 31, 2017 $ 469,000 $ 529,421,000 $ (359,792,000) $ 170,098,000
Balance (in shares) at Dec. 31, 2017 46,888,108      
Cumulative effect adjustment of ASC 606 on January 1, 2018 $ 0 0 6,275,000 6,275,000
Stock-based compensation expense 0 1,900,000 0 1,900,000
Restricted stock-based compensation expense 0 172,000 0 172,000
Common stock issued for cash exercise of options $ 3,000 1,682,000 0 1,685,000
Common stock issued for cash exercise of options (in shares) 267,196      
Common stock issued for exercise of $5.00 warrants $ 0 144,000 0 144,000
Common stock issued for exercise of $5.00 warrants (in shares) 28,874      
Common stock issued for cashless warrant exercises $ 0 0 0 0
Common stock issued for cashless warrant exercises (in shares) 48,762      
Net loss $ 0 0 (10,530,000) (10,530,000)
Balance at Mar. 31, 2018 $ 472,000 533,319,000 (364,047,000) 169,744,000
Balance (in shares) at Mar. 31, 2018 47,232,940      
Balance at Dec. 31, 2017 $ 469,000 529,421,000 (359,792,000) 170,098,000
Balance (in shares) at Dec. 31, 2017 46,888,108      
Common stock issued for cash exercise of options $ 0 0 0 0
Common stock issued for cash exercise of options (in shares) 0      
Net loss       (22,773,000)
Balance at Jun. 30, 2018 $ 473,000 536,733,000 (376,290,000) 160,916,000
Balance (in shares) at Jun. 30, 2018 47,327,785      
Balance at Mar. 31, 2018 $ 472,000 533,319,000 (364,047,000) 169,744,000
Balance (in shares) at Mar. 31, 2018 47,232,940      
Stock-based compensation expense $ 0 2,673,000 0 2,673,000
Restricted stock-based compensation expense 0 172,000 0 172,000
Common stock issued for cash exercise of options $ 1,000 480,000 0 481,000
Common stock issued for cash exercise of options (in shares) 76,956      
Common stock issued for exercise of $5.00 warrants $ 0 89,000 0 89,000
Common stock issued for exercise of $5.00 warrants (in shares) 17,889      
Net loss $ 0 0 (12,243,000) (12,243,000)
Balance at Jun. 30, 2018 $ 473,000 536,733,000 (376,290,000) 160,916,000
Balance (in shares) at Jun. 30, 2018 47,327,785      
Balance at Dec. 31, 2018 $ 479,000 543,754,000 (410,188,000) 134,045,000
Balance (in shares) at Dec. 31, 2018 47,944,486      
Stock-based compensation expense $ 0 2,103,000 0 2,103,000
Restricted stock-based compensation expense 0 172,000 0 172,000
Common stock issued for cash exercise of options $ 0 28,000 0 28,000
Common stock issued for cash exercise of options (in shares) 5,208      
Net loss $ 0 0 (18,555,000) (18,555,000)
Balance at Mar. 31, 2019 $ 479,000 546,057,000 (428,743,000) 117,793,000
Balance (in shares) at Mar. 31, 2019 47,949,694      
Balance at Dec. 31, 2018 $ 479,000 543,754,000 (410,188,000) 134,045,000
Balance (in shares) at Dec. 31, 2018 47,944,486      
Net loss       (42,479,000)
Balance at Jun. 30, 2019 $ 492,000 559,335,000 (452,667,000) 107,160,000
Balance (in shares) at Jun. 30, 2019 49,249,497      
Balance at Mar. 31, 2019 $ 479,000 546,057,000 (428,743,000) 117,793,000
Balance (in shares) at Mar. 31, 2019 47,949,694      
Stock-based compensation expense $ 0 1,678,000 0 1,678,000
Restricted stock-based compensation expense 0 78,000 0 78,000
Common stock issued for cash exercise of options $ 1,000 384,000 0 385,000
Common stock issued for cash exercise of options (in shares) 91,126      
Common stock issued for cash under open market sale agreement $ (17,000) (12,605,000) 0 (12,622,000)
Common stock issued for cash under open market sale agreement (in shares) 1,658,677      
Shares returned in connection with arbitration ruling on licensing agreement $ 5,000 1,467,000 0 1,472,000
Shares returned in connection with arbitration ruling on licensing agreement (in shares) (450,000)      
Net loss $ 0 0 (23,924,000) (23,924,000)
Balance at Jun. 30, 2019 $ 492,000 $ 559,335,000 $ (452,667,000) $ 107,160,000
Balance (in shares) at Jun. 30, 2019 49,249,497