Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY

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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Treasury Stock
Total
Balance at Mar. 31, 2017 $ 39 $ 874,697 $ (852,199) $ (1,639) $ 20,898
Balance (in shares) at Mar. 31, 2017 38,920,174     116,544  
Increase (Decrease) in Stockholders' Equity          
Purchase of treasury stock       $ (19) (19)
Purchase of treasury stock (in shares)       29,408  
Vested restricted stock awards   17     17
Vested restricted stock awards (in shares) 239,742        
Stock-based compensation   586     586
Exercise of stock options and employee stock purchases   4     4
Exercise of stock options and employee stock purchases (in shares) 5,836        
Stock awards to Board of Directors   (14)     (14)
Stock awards to Board of Directors (in shares) 3,969        
Issuance of common stock, net of issuance costs $ 16 11,820     11,836
Issuance of common stock, net of issuance costs (in shares) 15,964,127        
Warrants exercised $ 2 1,734     1,736
Warrants exercised (in shares) 1,928,750        
Change in warrants valuation   741     741
Net loss     (10,026)   (10,026)
Balance at Mar. 31, 2018 $ 57 889,585 (862,225) $ (1,658) 25,759
Balance (in shares) at Mar. 31, 2018 57,062,598     145,952  
Increase (Decrease) in Stockholders' Equity          
Purchase of treasury stock       $ (114) (114)
Purchase of treasury stock (in shares)       116,431  
Vested restricted stock awards   113     113
Vested restricted stock awards (in shares) 296,991        
Stock-based compensation   907     907
Exercise of stock options and employee stock purchases   1     1
Exercise of stock options and employee stock purchases (in shares) 1,012        
Stock awards to Board of Directors   (70)     (70)
Stock awards to Board of Directors (in shares) 457,183        
Issuance of common stock, net of issuance costs $ 11 10,934     10,945
Issuance of common stock, net of issuance costs (in shares) 10,347,559        
Warrants exercised $ 4 (4)      
Warrants exercised (in shares) 3,806,243        
Warrants issued   2,272     2,272
Net loss     (16,659)   (16,659)
Balance at Mar. 31, 2019 $ 72 $ 903,738 $ (878,884) $ (1,772) $ 23,154
Balance (in shares) at Mar. 31, 2019 71,971,586     262,383