Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Cash flows from operating activities:    
Net loss $ (6,898,771) $ (17,744,812)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock-based compensation expense 982,016 1,026,379
Depreciation expense 151,688 181,870
Net amortization on discount of investments (909,495) (201,908)
Loss (gain) on foreign currency transaction 34,475 (2,917)
Amortization of debt discount 187,670 201,123
Change in fair value of derivative liability (28,568) 0
Realized loss on investments 505 1,561
Changes in operating assets and liabilities:    
(Increase) decrease in prepaid expenses and other current assets 1,228,992 (561,219)
Decrease (increase) in other assets 212,804 (27,090)
Decrease in operating lease right of use asset 221,731 195,784
(Decrease) increase in other long-term liabilities (44,411) 2,500,000
Decrease in accounts payable (1,131,178) (848,056)
(Decrease) increase in accrued expenses (1,632,281) 469,050
Decrease in operating lease liabilities (342,545) (304,737)
Net cash used in operating activities (7,967,368) (15,114,972)
Cash flows from investing activities:    
Purchases of investments (105,897,725) (13,308,006)
Proceeds from sales and maturities of investments 7,662,000 18,857,710
Net cash (used in) provided by investing activities (98,235,725) 5,549,704
Cash flows from financing activities:    
Proceeds from issuance of common stock 115,589,985 37,056
Repayment of notes payable (110,846) (150,066)
Repayment of long-term borrowings (2,205,969) 0
Issuance costs paid for common stock financings (6,690,638) 0
Net cash provided by (used in) financing activities 106,582,532 (113,010)
Net increase (decrease) in cash, cash equivalents, and restricted cash 379,439 (9,678,278)
Cash, cash equivalents, and restricted cash at beginning of the period 14,393,581 17,672,615
Cash, cash equivalents, and restricted cash at end of the period 14,773,020 7,994,337
Supplemental disclosure of cash flow information and non-cash transactions:    
Cash paid during the period for interest 547,375 641,458
Proceeds from issuance of common stock not yet received 0 92,689
Common stock issuance costs not yet paid 170,668 0
Issuance of common stock for conversion of convertible debt $ 1,125,000 $ 0