Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity (Unaudited)

v3.21.1
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
January 2021 Offering [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
January 2021 Offering [Member]
Preferred Stock [Member]
Series B Preferred Stock [Member]
January 2021 Offering [Member]
Common Stock [Member]
January 2021 Offering [Member]
Additional Paid-in Capital [Member]
January 2021 Offering [Member]
Retained Earnings [Member]
January 2021 Offering [Member]
November 2019 Offering [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
November 2019 Offering [Member]
Preferred Stock [Member]
Series B Preferred Stock [Member]
November 2019 Offering [Member]
Common Stock [Member]
November 2019 Offering [Member]
Additional Paid-in Capital [Member]
November 2019 Offering [Member]
Retained Earnings [Member]
November 2019 Offering [Member]
Purchase Agreement with LPC [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Purchase Agreement with LPC [Member]
Preferred Stock [Member]
Series B Preferred Stock [Member]
Purchase Agreement with LPC [Member]
Common Stock [Member]
Purchase Agreement with LPC [Member]
Additional Paid-in Capital [Member]
Purchase Agreement with LPC [Member]
Retained Earnings [Member]
Purchase Agreement with LPC [Member]
Conversion of Series C Convertible Preferred Stock Into Common Stock [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Conversion of Series C Convertible Preferred Stock Into Common Stock [Member]
Preferred Stock [Member]
Series B Preferred Stock [Member]
Conversion of Series C Convertible Preferred Stock Into Common Stock [Member]
Common Stock [Member]
Conversion of Series C Convertible Preferred Stock Into Common Stock [Member]
Additional Paid-in Capital [Member]
Conversion of Series C Convertible Preferred Stock Into Common Stock [Member]
Retained Earnings [Member]
Conversion of Series C Convertible Preferred Stock Into Common Stock [Member]
Conversion of Series A Convertible Preferred Stock into Common Stock [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Conversion of Series A Convertible Preferred Stock into Common Stock [Member]
Preferred Stock [Member]
Series B Preferred Stock [Member]
Conversion of Series A Convertible Preferred Stock into Common Stock [Member]
Common Stock [Member]
Conversion of Series A Convertible Preferred Stock into Common Stock [Member]
Additional Paid-in Capital [Member]
Conversion of Series A Convertible Preferred Stock into Common Stock [Member]
Retained Earnings [Member]
Conversion of Series A Convertible Preferred Stock into Common Stock [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Preferred Stock [Member]
Series B Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Series B Preferred Stock [Member]
Total
Balances (in shares) at Dec. 31, 2019                                                             185,218 31,678 707,571        
Balances at Dec. 31, 2019                                                             $ 214,431 $ (197,911)   $ 16,521
Conversion of convertible preferred stock into common stock (in shares)                                                 (185,218) 185,218                    
Conversion of convertible preferred stock into common stock                                                              
Issuance of common shares in connection with common warrant exercises (in shares)                                                             107,172        
Issuance of common shares in connection with common warrant exercises                                                             1,661   1,661
Transaction costs in connection with Purchase Agreement with LPC             $ (30) $ (30)                                                  
Dividend on Series B convertible preferred stock                                                             (990)   (990)
Dividend on Series B convertible preferred stock paid in PIK shares (in shares)                                                             989     989  
Dividend on Series B convertible preferred stock paid in PIK shares                                                             989   989
Stock-based compensation expense                                                             686   686
Net loss                                                               (6,310)   (6,310)
Issuance of common shares from employee stock purchase plan                                                              
Issuance of restricted common shares in connection with consulting agreement (in shares)                                                             2,832        
Issuance of restricted common shares in connection with consulting agreement                                                             24   24
Balances (in shares) at Mar. 31, 2020                                                             32,667 1,002,793        
Balances at Mar. 31, 2020                                                             216,771 (204,221)   12,551
Balances (in shares) at Dec. 31, 2020                                                             35,819 2,171,316        
Balances at Dec. 31, 2020                                                             226,800 (219,826)   6,974 [1]
Stock offering, net of issuance costs (in shares) 5,666,760                                                                    
Stock offering, net of issuance costs $ 1 $ 25,121 $ 25,122                                                              
Conversion of convertible preferred stock into common stock (in shares)                                     2,450,880                                
Conversion of convertible preferred stock into common stock                                                              
Issuance of common shares in connection with common warrant exercises (in shares)                                                             52,760        
Issuance of common shares in connection with common warrant exercises                                                             179   179
Modification of exercise price of warrants in connection with January 2021 Offering                                                             287   287
Transaction costs in connection with Purchase Agreement with LPC                         $ (40) $ (40)                                      
Dividend on Series B convertible preferred stock                                                             (1,119)   (1,119)
Dividend on Series B convertible preferred stock paid in PIK shares (in shares)                                                             1,118     1,118  
Dividend on Series B convertible preferred stock paid in PIK shares                                                             1,118   1,118
Stock-based compensation expense                                                             810   810
Net loss                                                               (5,791)   (5,791)
Balances (in shares) at Mar. 31, 2021                                                             36,937 10,341,716        
Balances at Mar. 31, 2021                                                             $ 1 $ 253,156 $ (225,617)   $ 27,540
[1] The condensed consolidated balance sheet as of December 31, 2020 has been derived from the audited consolidated financial statements as of that date.