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Consolidated Balance Sheets - USD ($)
$ in Thousands
Apr. 30, 2023
Apr. 30, 2022
Current assets:    
Cash and cash equivalents $ 6,883 $ 7,885
Short-term investments 27,790 49,384
Restricted cash, short-term 65 258
Accounts receivable 745 482
Contract assets 152 386
Inventory 1,044 442
Other current assets 994 467
Total current assets 37,673 59,304
Property and equipment, net 1,280 445
Intangibles, net 3,978 4,136
Right-of-use assets, net 1,751 752
Restricted cash, long-term 155 219
Goodwill 8,537 8,537
Total assets 53,374 73,393
Current liabilities:    
Accounts payable 952 905
Earn out payable 1,500
Accrued expenses 2,346 877
Contract liabilities 1,378 129
Right-of-use liabilities, current portion 529 319
Contingent liabilities, current portion 1,202 748
Total current liabilities 7,907 2,978
Deferred tax liability 203 203
Contingent liabilities, less current portion 843
Right-of-use liabilities, less current portion 1,311 538
Total liabilities 9,421 4,562
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 56,304,642 and 55,905,213 shares, respectively, and outstanding 56,263,728 and 55,881,861 shares, respectively 56 56
Treasury stock, at cost; 40,914 and 23,352 shares, respectively (355) (341)
Additional paid-in capital 324,393 322,932
Accumulated deficit (280,096) (253,770)
Accumulated other comprehensive loss (45) (46)
Total shareholders’ equity 43,953 68,831
Total liabilities and shareholders’ equity $ 53,374 $ 73,393