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Consolidated Balance Sheets - USD ($)
$ in Thousands
Jul. 31, 2023
Apr. 30, 2023
Current assets:    
Cash and cash equivalents $ 3,863 $ 6,883
Short term investments 22,790 27,790
Restricted cash, short-term 65 65
Accounts receivable 730 745
Contract assets 293 152
Inventory 1,730 1,044
Other current assets 619 994
Total current assets 30,090 37,673
Property and equipment, net 1,342 1,280
Intangibles, net 3,938 3,978
Right-of-use asset, net 1,616 1,751
Restricted cash, long-term 156 155
Goodwill 8,537 8,537
Total assets 45,679 53,374
Current liabilities:    
Accounts payable 1,297 952
Earnout payable 1,500
Accrued expenses 1,556 2,346
Contingent liabilities 1,140 1,202
Right-of-use liabilities, current portion 545 529
Contract liabilities 1,207 1,378
Total current liabilities 5,745 7,907
Deferred tax liability 203 203
Right-of-use liabilities, less current portion 1,168 1,311
Total liabilities 7,116 9,421
Commitments and contingencies (Note 14)  
Shareholders’ Equity:    
Preferred stock, $0.001 par value; authorized 5,000,000 shares, none issued or outstanding
Common stock, $0.001 par value; authorized 100,000,000 shares, issued 58,776,654 shares and 56,304,642 shares, respectively; outstanding 58,731,974 shares and 56,263,728 shares, respectively 59 56
Treasury stock, at cost; 44,680 shares and 40,914 shares, respectively (357) (355)
Additional paid-in capital 326,041 324,393
Accumulated deficit (287,135) (280,096)
Accumulated other comprehensive loss (45) (45)
Total shareholders’ equity 38,563 43,953
Total liabilities and shareholders’ equity $ 45,679 $ 53,374