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v3.21.2

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Apr. 30, 2021 | Apr. 30, 2020
Cash flows from operating activities: |  |
Net loss | $ (14,760) | $ (10,352)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Foreign exchange (gain)/loss | (15) | 12
Depreciation of fixed assets | 143 | 158
Amortization of intangibles | 6 |
Amortization of right of use asset | 223 | 197
Compensation expense related to equity compensation | 721 | 340
Gain due to the change in fair value of warrant liabilities |  | (6)
Performance obligation shares compensation | 60 |
Net effect from disposal of property, plant and equipment | 2 |
Changes in operating assets and liabilities, net of acquisition: |  |
Accounts receivable | (245) | (42)
Contract assets | 61 | (236)
Other assets | 106 | 251
Accounts payable | 441 | (92)
Accrued expenses | 761 | (585)
Litigation payable | 1,224 |
Change in lease liability | (237) | (201)
Contract liabilities | (165) | (23)
Net cash used in operating activities | (11,674) | (10,579)
Cash flows from investing activities: |  |
Cash acquired in acquisition | 100 |
Purchase of property, plant and equipment | (26) | (65)
Net cash provided by (used in) investing activities | 74 | (65)
Cash flows from financing activities: |  |
Proceeds from Paycheck Protection Program Loan | 890 |
Proceeds from loan payable | 467 |
Payment of loan payable | (467) |
Proceeds from stock option exercises | 184 |
Payment of payroll taxes related to stock option exercises | (245) |
Proceeds from issuance of common stock- Aspire financing net of issuance costs | 14,393 | 1,021
Proceeds from issuance of common stock- AGP At The Market offering, net of issuance costs | 66,166 | 3,443
Proceeds associated with exercise of common stock warrants | 2,818 |
Proceeds (costs) associated with exercise of pre-funded warrants |  | (16)
Acquisition of treasury stock | (36) | (1)
Net cash provided by financing activities | 84,170 | 4,447
Effect of exchange rate changes on cash, cash equivalents and restricted cash | 134 | (32)
Net increase/(decrease) in cash, cash equivalents and restricted cash | 72,704 | (6,229)
Cash, cash equivalents and restricted cash, beginning of year | 10,930 | 17,159
Cash, cash equivalents and restricted cash, end of year | 83,634 | 10,930
Supplemental disclosure of noncash operating activities: |  |
Prepaid financing costs reported in accrued expenses |  | 7
Supplemental disclosure of noncash investing and financing activities: |  |
Acquisition of property, plant and equipment through accounts payable | 6 |
Common stock issued for payment of commitment fee |  | 295
Issuance of stock for acquisition | $ 477 |

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