Quarterly report pursuant to Section 13 or 15(d)

Condensed Statements of Stockholders' Equity

v3.19.3
Condensed Statements of Stockholders' Equity - USD ($)
Common Stock [Member]
Common Stock Issuable [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Common Class A [Member]
Total
Balances at Dec. 31, 2017 $ 2,000 $ 2,296,000 $ 71,772,000 $ (59,030,000) $ 1,000 $ 15,041,000
Balances (in Shares) at Dec. 31, 2017 18,512,429       7,000,000  
Issuance of common shares, net of offering costs - Public offering $ 1,000 0 20,827,000 0 $ 0 20,828,000
Issuance of common shares, net of offering costs - Public offering (in Shares) 5,290,000       0  
Issuance of common shares, net of offering costs - At-the-market offering $ 0 0 7,747,000 0 $ 0 7,747,000
Issuance of common shares, net of offering costs - At-the-market offering (in Shares) 1,841,774       0  
Stock-based compensation expense $ 0 0 2,336,000 0 $ 0 2,336,000
Stock-based compensation expense (in Shares) 566,240       0  
Issuance of common shares - Founders Agreement $ 0 (2,296,000) 3,111,000 0 $ 0 815,000
Issuance of common shares - Founders Agreement (in Shares) 770,128       0  
Exercise of warrants $ 0 0 0 0 $ 0 0
Exercise of warrants (in Shares) 15,667       0  
Net loss $ 0 0 0 (24,748,000) $ 0 (24,748,000)
Balances at Sep. 30, 2018 $ 3,000 0 105,793,000 (83,778,000) $ 1,000 22,019,000
Balances (in Shares) at Sep. 30, 2018 26,996,238       7,000,000  
Balances at Jun. 30, 2018 $ 3,000   96,734,000 (74,434,000) $ 1,000 22,304,000
Balances (in Shares) at Jun. 30, 2018 25,107,864       7,000,000  
Issuance of common shares, net of offering costs - At-the-market offering $ 0 0 7,747,000 0 $ 0 7,747,000
Issuance of common shares, net of offering costs - At-the-market offering (in Shares) 1,841,774       0  
Issuance of common shares for cash, net of offering costs - Public offering $ 0 0 11,000 0 $ 0 11,000
Issuance of common shares for cash, net of offering costs - Public offering (in Shares) 0       0  
Stock-based compensation expense $ 0 0 1,127,000 0 $ 0 1,127,000
Stock-based compensation expense (in Shares) 0       0  
Issuance of common shares - Founders Agreement $ 0 0 174,000 0 $ 0 174,000
Issuance of common shares - Founders Agreement (in Shares) 46,042       0  
Exercise of warrants $ 0 0 0 0 $ 0 0
Exercise of warrants (in Shares) 558       0  
Net loss $ 0 0 0 (9,344,000) $ 0 (9,344,000)
Balances at Sep. 30, 2018 $ 3,000 0 105,793,000 (83,778,000) $ 1,000 22,019,000
Balances (in Shares) at Sep. 30, 2018 26,996,238       7,000,000  
Balances at Dec. 31, 2018 $ 3,000 1,748,000 105,451,000 (95,397,000) $ 1,000 11,806,000
Balances (in Shares) at Dec. 31, 2018 27,076,154       7,000,000  
Issuance of common shares, net of offering costs - At-the-market offering $ 0 0 7,709,000 0 $ 0 7,709,000
Issuance of common shares, net of offering costs - At-the-market offering (in Shares) 2,230,524       0  
Stock-based compensation expense $ 0 0 2,444,000 0 $ 0 2,444,000
Stock-based compensation expense (in Shares) 769,652       0  
Issuance of common shares - Founders Agreement $ 0 (1,748,000) 1,946,000 0 $ 0 198,000
Issuance of common shares - Founders Agreement (in Shares) 1,016,178       0  
Exercise of warrants $ 0 0 0 0 $ 0 0
Exercise of warrants (in Shares) 73,525       0  
Net loss $ 0 0 0 (15,888,000) $ 0 (15,888,000)
Balances at Sep. 30, 2019 $ 3,000 0 117,550,000 (111,285,000) $ 1,000 6,269,000
Balances (in Shares) at Sep. 30, 2019 31,166,033       7,000,000  
Balances at Jun. 30, 2019 $ 3,000 0 113,284,000 (106,079,000) $ 1,000 7,209,000
Balances (in Shares) at Jun. 30, 2019 29,960,034       7,000,000  
Issuance of common shares, net of offering costs - At-the-market offering $ 0 0 3,341,000 0 $ 0 3,341,000
Issuance of common shares, net of offering costs - At-the-market offering (in Shares) 1,142,298       0  
Stock-based compensation expense $ 0 0 833,000 0 $ 0 833,000
Stock-based compensation expense (in Shares) 9,000       0  
Issuance of common shares - Founders Agreement $ 0 0 92,000 0 $ 0 92,000
Issuance of common shares - Founders Agreement (in Shares) 28,555       0  
Exercise of warrants $ 0 0 0 0 $ 0 0
Exercise of warrants (in Shares) 26,146       0  
Net loss $ 0 0 0 (5,206,000) $ 0 (5,206,000)
Balances at Sep. 30, 2019 $ 3,000 $ 0 $ 117,550,000 $ (111,285,000) $ 1,000 $ 6,269,000
Balances (in Shares) at Sep. 30, 2019 31,166,033       7,000,000