XML 21 R7.htm IDEA: XBRL DOCUMENT v3.24.2
Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Cash flows from operating activities:    
Net loss $ (27,483,000) $ (26,326,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Foreign exchange gain (2,000) (1,000)
Depreciation of fixed assets 420,000 183,000
Amortization of intangible assets 148,000 158,000
Amortization of right-of-use assets 593,000 296,000
(Accretion of discount)/amortization of premium on investments (290,000) 113,000
Change in contingent consideration liability (72,000) 1,112,000
Loss on disposal of assets 210,000
Stock based compensation 1,155,000 1,461,000
Changes in operating assets and liabilities, net of acquisitions:    
Accounts receivable (51,000) (262,000)
Contract assets 134,000 234,000
Inventory (3,787,000) (602,000)
Other assets (753,000) (527,000)
Accounts payable 2,414,000 47,000
Accrued expenses (309,000) 1,469,000
Earn out payable (500,000)
Right-of-use liabilities (514,000) (311,000)
Contract liabilities (1,076,000) 1,249,000
Net cash used in operating activities (29,763,000) (21,707,000)
Cash flows from investing activities:    
Redemptions of short term investments 35,975,000 64,923,000
Purchases of short term investments (7,894,000) (43,442,000)
Purchases of property and equipment (2,585,000) (648,000)
Leased WAM-Vs built and capitalized (371,000)
Net cash provided by investing activities 25,496,000 20,462,000
Cash flows from financing activities:    
Proceeds from issuance of common stock - Cantor At The Market offering, net of issuance costs 29,000
Proceeds from issuance of common stock - AGP At The Market offering, net of issuance costs 454,000
Cash paid for tax withholding related to shares withheld (14,000) (14,000)
Net cash provided by/(used in) financing activities 469,000 (14,000)
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Net decrease in cash, cash equivalents and restricted cash (3,798,000) (1,259,000)
Cash, cash equivalents and restricted cash, beginning of year 7,103,000 8,362,000
Cash, cash equivalents and restricted cash, end of year 3,305,000 7,103,000
Supplemental disclosure of noncash investing and financing activities:    
Common stock issued related to bonus and earnout payments 1,250,000
Operating right of use asset obtained in exchange for operating lease liability $ 1,247,000 $ 1,296,000