Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Stockholder's Equity (Unaudited)

v3.21.2
Condensed Consolidated Statements of Changes in Stockholder's Equity (Unaudited) - USD ($)
$ in Thousands
Total
Underwritten Public Offering
ATM Agreement
Common stock
Common stock
Underwritten Public Offering
Common stock
ATM Agreement
Preferred Stock
Additional Paid-in Capital
Additional Paid-in Capital
Underwritten Public Offering
Additional Paid-in Capital
ATM Agreement
Accumulated deficit
Balance at the beginning (in shares) at Dec. 31, 2019       44,384,222     2,857,143        
Balance at the beginning at Dec. 31, 2019 $ 20,995     $ 44     $ 3 $ 135,239     $ (114,291)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of shares of common stock (in shares)       15,180,000              
Issuance of shares of common stock 35,428     $ 15       35,413      
Conversion of preferred stock to common stock (in shares)       8,000,000     (1,600,000)        
Conversion of preferred stock to common stock 0     $ 8     $ (2) (6)      
Issuance of shares related to Aevi Merger (in shares)       3,893,361              
Issuance of shares related to Aevi Merger 15,496     $ 4       15,492      
Issuance of shares pursuant to registered direct offering, net (in shares)       1,306,282              
Issuance of shares pursuant to registered direct offering, net 5,137     $ 2       5,135      
Issuance of shares pursuant to common stock private placement, net (in shares)       1,951,219              
Issuance of shares pursuant to common stock private placement, net 3,888     $ 2       3,886      
Exercise of stock options and warrants (in shares)       50,239              
Exercise of stock options 92             92      
Restricted Stock Units vested during period (in shares)       111,667              
Restricted Stock Units withheld for taxes (in shares)       (35,279)              
Restricted stock units withheld for taxes (94)             (94)      
Shares purchased through employee stock purchase plan (in shares)       58,336              
Shares purchased through employee stock purchase plan 133             133      
Stock-based compensation 5,349             5,349      
Net loss (47,857)                   (47,857)
Balance at the end (in shares) at Sep. 30, 2020       74,900,047     1,257,143        
Balance at the end at Sep. 30, 2020 38,567     $ 75     $ 1 200,639     (162,148)
Balance at the beginning (in shares) at Jun. 30, 2020       74,900,047     1,257,143        
Balance at the beginning at Jun. 30, 2020 50,578     $ 75     $ 1 199,191     (148,689)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Stock-based compensation 1,448             1,448      
Net loss (13,459)                   (13,459)
Balance at the end (in shares) at Sep. 30, 2020       74,900,047     1,257,143        
Balance at the end at Sep. 30, 2020 38,567     $ 75     $ 1 200,639     (162,148)
Balance at the beginning (in shares) at Dec. 31, 2020       75,004,127     1,257,143        
Balance at the beginning at Dec. 31, 2020 24,562     $ 75     $ 1 202,276     (177,790)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of shares of common stock (in shares)         14,308,878 2,000,000          
Issuance of shares of common stock   $ 29,046 $ 5,312   $ 14 $ 2     $ 29,032 $ 5,310  
Issuance of shares of common stock and pre-funded warrants in underwritten public offering, net (in shares)       13,971,889              
Issuance of shares of common stock and pre-funded warrants in underwritten public offering, net 37,653     $ 14       37,639      
Issuance of equity classified warrants related to venture debt financing agreement 861             861      
Conversion of preferred stock to common stock (in shares)       6,285,715     (1,257,143)        
Conversion of preferred stock to common stock 0     $ 6     $ (1) (5)      
Exercise of stock options and warrants (in shares)       580,617              
Exercise of stock options 1,568     $ 1       1,567      
Restricted Stock Units vested during period (in shares)       77,917              
Shares purchased through employee stock purchase plan (in shares)       88,686              
Shares purchased through employee stock purchase plan 207             207      
Stock-based compensation 6,280             6,280      
Net loss (65,180)                   (65,180)
Balance at the end (in shares) at Sep. 30, 2021       112,317,829     0        
Balance at the end at Sep. 30, 2021 40,309     $ 112     $ 0 283,167     (242,970)
Balance at the beginning (in shares) at Jun. 30, 2021       96,008,951     0        
Balance at the beginning at Jun. 30, 2021 21,588     $ 96     $ 0 247,067     (225,575)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                      
Issuance of shares of common stock (in shares)         14,308,878 2,000,000          
Issuance of shares of common stock   $ 29,046     $ 14 $ 2     $ 29,032 $ 5,310  
Issuance of shares of common stock and pre-funded warrants in underwritten public offering, net     $ 5,312                
Stock-based compensation 1,758             1,758      
Net loss (17,395)                   (17,395)
Balance at the end (in shares) at Sep. 30, 2021       112,317,829     0        
Balance at the end at Sep. 30, 2021 $ 40,309     $ 112     $ 0 $ 283,167     $ (242,970)