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Consolidated Balance Sheets - USD ($)
$ in Thousands
Oct. 31, 2022
Apr. 30, 2022
Current assets:    
Cash and cash equivalents $ 10,030 $ 7,885
Marketable Securities 35,868 49,384
Restricted cash, short-term 258 258
Accounts receivable 587 482
Contract assets 301 386
Inventory 1,028 442
Other current assets 2,647 467
Total current assets 50,719 59,304
Property and equipment, net 506 445
Intangibles, net 4,057 4,136
Right-of-use asset, net 600 752
Restricted cash, long-term 219 219
Goodwill 8,537 8,537
Total assets 64,638 73,393
Current liabilities:    
Accounts payable 589 905
Accrued expenses 1,557 877
Contingent liabilities, current portion 540 748
Right-of-use liability, current portion 324 319
Contract liabilities 1,462 129
Total current liabilities 4,472 2,978
Deferred tax liability 203 203
Right-of-use liability, less current portion 367 538
Contingent liabilities, less current portion 829 843
Total liabilities 5,871 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 55,921,880 shares and 55,905,213 shares, respectively; outstanding 55,898,528 shares and 55,881,861 shares, respectively 56 56
Treasury stock, at cost; 23,352 shares (341) (341)
Additional paid-in capital 323,564 322,932
Accumulated deficit (264,466) (253,770)
Accumulated other comprehensive loss (46) (46)
Total shareholders’ equity 58,767 68,831
Total liabilities and shareholders’ equity $ 64,638 $ 73,393