| Apr'19 | Apr'18 | Apr'17 | Apr'16 | Apr'15 | Apr'14 | Apr'13 | Apr'12 | Apr'11 |
|---|---|---|---|---|---|---|---|---|
Operating activities: | ||||||||
Net income | ||||||||
128 | -1,476 | -6,884 | -10,445 | -13,139 | -7,406 | -6,330 | -8,661 | -3,802 |
Adjustments to reconcile net income to net cash provided by operating activities: | ||||||||
Stock-based compensation | ||||||||
636 | 1,004 | 2,662 | 2,599 | 3,162 | 2,807 | 2,376 | 3,323 | 3,133 |
Change in fair value of warrant liability | ||||||||
- | - | - | - | 981 | -965 | -74 | 417 | -36 |
Modification of warrant liability | ||||||||
- | - | - | - | 586 | 0 | - | - | - |
Gain/loss on sales of assets | ||||||||
- | - | - | - | -5 | 0 | - | - | - |
Deferred rent | ||||||||
-397 | -454 | 0 | - | - | - | - | - | - |
Deferred compensation | ||||||||
0 | 7 | 0 | - | - | - | - | - | - |
Provision for (recovery of) doubtful accounts | ||||||||
71 | -44 | 24 | 30 | 0 | - | - | - | - |
Issuance of common stock for services | ||||||||
6 | 30 | 44 | 44 | - | - | - | - | - |
Net foreign currency remeasurement loss | ||||||||
- | - | - | - | - | -124 | 0 | - | - |
Depreciation and amortization expense | ||||||||
606 | 360 | 168 | 156 | 214 | 213 | 203 | - | - |
Income tax (benefit) expense | ||||||||
- | - | - | - | - | - | - | -2 | - |
Income tax (benefit) expense | ||||||||
- | - | - | - | - | - | - | - | 11 |
Depreciation expense | ||||||||
- | - | - | - | - | - | - | 105 | 42 |
Gain on disposal of equipment | ||||||||
- | - | - | - | - | - | - | - | -1 |
Changes in operating assets and liabilities: | ||||||||
Accounts receivable | ||||||||
531 | 1,600 | 986 | 282 | -265 | 825 | -84 | - | - |
Grant receivable | ||||||||
- | - | - | - | - | - | 0 | 517 | 517 |
Prepaid expenses and other current assets | ||||||||
21 | -13 | -143 | 97 | -37 | 68 | 110 | - | - |
Restricted cash | ||||||||
- | - | - | -13 | -2 | -27 | 42 | -150 | - |
Accounts receivable | ||||||||
- | - | - | - | - | - | - | -1 | 493 |
Prepaid expenses, deposits and other | ||||||||
- | - | - | - | - | - | - | -71 | -217 |
Restricted cash | ||||||||
- | - | - | - | - | - | - | - | 0 |
Other long term assets | ||||||||
12 | 9 | 107 | 0 | - | - | - | - | - |
Accounts payable | ||||||||
653 | 301 | -43 | 482 | 433 | -223 | -472 | 96 | 636 |
Accrued liabilities | ||||||||
611 | -90 | 412 | -102 | -231 | -24 | -14 | 323 | 62 |
Other non-current liability | ||||||||
0 | 30 | -44 | 65 | 100 | 0 | - | - | - |
Deferred revenue | ||||||||
-682 | -206 | 1,771 | 1,130 | -82 | 977 | -71 | -433 | 697 |
Other liabilities | ||||||||
- | - | - | - | - | - | - | - | -77 |
Net cash provided by operating activities | ||||||||
1,862 | -1,226 | -2,840 | -6,408 | -9,630 | - | - | -5,227 | -54 |
Investing activities: | ||||||||
Net cash used in operating activities | ||||||||
- | - | - | - | - | -3,433 | -4,302 | - | - |
Purchase of property and equipment | ||||||||
834 | 1,229 | 766 | 322 | 119 | 234 | 57 | 519 | 85 |
Gain on disposal of fixed assets | ||||||||
0 | 3 | 0 | - | 5 | 0 | - | - | - |
Proceeds form sale of property and equipment | ||||||||
- | - | - | - | - | - | - | - | 1 |
Net cash used in investing activities | ||||||||
-834 | -1,226 | -766 | -322 | -114 | - | - | -519 | -84 |
Financing activities: | ||||||||
Proceeds from exercise of options and warrants | ||||||||
1,465 | 38 | - | - | 2 | 21 | 0 | - | - |
Proceeds from June 2016 Public Offering, net of financing costs of $742 | ||||||||
- | - | 4,340 | 0 | 0 | - | - | - | - |
Proceeds from exercise of options and warrants | ||||||||
- | - | 0 | - | - | - | - | - | - |
Private placement financing, net of financing costs of $880k | ||||||||
- | - | - | - | 11,220 | 0 | 9,141 | - | - |
Net cash used in investing activities | ||||||||
- | - | - | - | - | -234 | -57 | - | - |
Proceeds from Executive Note financing | ||||||||
- | - | - | - | 2,000 | 0 | - | - | - |
Payment of issuance costs related to March 2015 Private Placement | ||||||||
- | - | - | 18 | 0 | - | - | - | - |
Finance lease payments | ||||||||
262 | 25 | 24 | 24 | 12 | 0 | - | - | - |
Private placement of commons shares and warrants. | ||||||||
- | - | - | - | - | - | - | 0 | 9,095 |
Purchase of treasury stock | ||||||||
- | - | - | - | - | - | - | - | 1,033 |
Proceeds from exercise of options and warrants | ||||||||
- | - | - | - | - | - | - | 97 | 21 |
Net cash provided by financing activities | ||||||||
1,203 | 13 | 4,316 | -42 | 13,210 | - | - | 97 | 8,083 |
Increase in cash | ||||||||
2,231 | -2,439 | - | - | - | - | - | - | - |
Non-cash investing activities: | ||||||||
Net cash (used in)/provided by financing activities | ||||||||
- | - | - | - | - | 21 | 9,141 | - | - |
Exchange rate effect on cash and cash equivalents | ||||||||
- | - | - | - | - | -24 | 25 | -54 | -60 |
(Decrease)/Increase in cash and cash equivalents. | ||||||||
- | - | 710 | -6,772 | 3,466 | -3,670 | 4,807 | -5,703 | 7,885 |
Purchase equipment under finance lease | ||||||||
235 | 0 | - | - | 124 | 0 | - | - | - |
Conversion of executive note financing | ||||||||
- | - | - | - | 2,000 | 0 | - | - | - |
Reclassification of warrant liability to equity | ||||||||
- | - | - | - | 1,616 | 0 | - | - | - |