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v3.21.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2020
Cash flows from operating activities: |  |  |  |  |
Net loss | $ (5,448,397) | $ (5,342,935) | $ (11,137,400) | $ (10,399,813) |
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |  |  |
Depreciation and amortization |  |  | 383,801 | 378,990 |
Change in fair value of earn-out milestone liability | (81,000) | 256,296 | 70,000 | 297,570 |
Recognition of deferred revenue |  |  | (250,000) | (250,000) |
Stock-based compensation costs |  |  | 2,372,945 | 1,030,726 |
Deferred income tax asset |  |  | 1,845,823 | 1,819,324 |
Amortization of deferred finance charges and debt discount associated with notes payable |  |  | 145,884 | 192,793 |
Net changes in: |  |  |  |  |
Accrued interest on investment securities |  |  | (105,000) | 13,503 |
Advances, deposits, and other current assets |  |  | (183,756) | (60,104) |
Accounts payable and accrued liabilities |  |  | (491,694) | (946,265) |
Net cash used in operating activities |  |  | (7,349,397) | (7,923,276) |
Cash flows from investing activities: |  |  |  |  |
Purchases of investment securities |  |  | (40,927,055) | (9,940,894) |
Proceeds from sale and maturity of investment securities |  |  | 9,000,000 | 15,100,000 |
Purchases of property and equipment |  |  | (227,000) | (11,837) |
Net cash (used in) provided by investing activities |  |  | (32,154,055) | 5,147,269 |
Cash flows from financing activities: |  |  |  |  |
Proceeds from sale of common stock equity, net of issuance costs |  |  | 52,697,265 | 18,182,599 |
Proceeds from issuance of common stock upon conversion of stock warrants |  |  | 1,508,666 |  |
Proceeds from issuance of common stock upon conversion of stock options |  |  | 4,725 | 371,895 |
Proceeds from the SVB Loan Facility, net of issuance costs |  |  | 5,756,630 |  |
Payoff of the Horizon Credit Agreement and accrued end of term fees |  |  | (5,190,587) |  |
Proceeds from Payroll Protection Program (PPP) loans |  |  |  | 1,324,750 |
Repayments on Payroll Protection Program (PPP) loans |  |  |  | (1,324,750) |
Net cash provided by financing activities |  |  | 54,776,699 | 18,554,494 |
Increase in cash, cash equivalents and restricted cash |  |  | 15,273,247 | 15,778,487 |
Cash, cash equivalents and restricted cash at beginning of period |  |  | 17,164,177 | 6,875,273 | $ 6,875,273
Cash, cash equivalents and restricted cash at end of period | $ 32,437,424 | $ 22,653,760 | 32,437,424 | 22,653,760 | $ 17,164,177
Supplemental disclosures of cash flow information: |  |  |  |  |
Interest paid |  |  | (267,360) | (487,174) |
Cash paid for amounts included in measurement of lease liabilities: |  |  |  |  |
Operating cash flows from lease payments |  |  | 264,546 | 262,084 |
Common stock issued to settle accrued bonuses |  |  |  | 498,632 |
Realized and unrealized gains (losses), net, on investment securities |  |  | $ 3,770 | $ (34,912) |

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