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v3.24.3

Consolidated Statements of Cash Flows (Unaudited) - USD ($) | 9 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023
Cash flows from operating activities |  |
Net loss | $ (4,258,279) | $ (4,723,663)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation expense | 851,471 | 946,262
Amortization of held-to-maturity securities, net | (52,037) | (47,516)
Amortization of debt issuance costs | 43,961 | 0
Gain from the sale of investment in Alphazyme | (60,977) | (1,017,592)
Foreign currency exchange loss, net | 14,044 | 38,143
Changes in operating assets and liabilities: |  |
Interest receivable | (30,752) | 48,463
Accounts receivable | 114,814 | (107,666)
Prepaid expenses and other current assets | (46,386) | (91,537)
Operating lease assets and liabilities | 1,163 | (4,946)
Accounts payable | (109,426) | (691,471)
Accrued expenses | 121,623 | 7,347
Deferred research and development obligation | 24,370 | (132,353)
Deferred license revenue | 0 | (26,846)
Net cash used in operating activities | (3,278,411) | (5,803,375)
Cash flows from investing activities |  |
Purchases of held-to-maturity investment securities | (5,971,505) | (2,251,018)
Proceeds from maturities of investment securities | 2,771,000 | 8,373,000
Proceeds from the sale of investment in Alphazyme | 60,977 | 1,293,760
Net cash (used in) provided by investing activities | (3,139,528) | 7,415,742
Cash flows from financing activities |  |
Net cash provided by financing activities | 5,824,326 | 0
Effect of exchange rate changes on cash | 199 | (3,463)
Net (decrease) increase in cash and cash equivalents | (593,414) | 1,608,904
Cash and cash equivalents at beginning of period | 6,515,028 | 5,794,272
Cash and cash equivalents at end of period | 5,921,614 | 7,403,176
Supplemental cash flow information |  |
Vesting of restricted stock units | 664,086 | 342,186
Conversion of convertible notes | 600,000 | 0
Cash paid for interest | 149,778 | 0
Right-of-use asset obtained in exchange for lease obligations | 0 | 156,983
Nonrelated Party [Member] |  |
Changes in operating assets and liabilities: |  |
Accrued interest | 80,000 | 0
Cash flows from financing activities |  |
Proceeds from issuance of convertible notes, net of issuance costs | 3,882,884 | 0
Related Party [Member] |  |
Changes in operating assets and liabilities: |  |
Accrued interest | 28,000 | 0
Cash flows from financing activities |  |
Proceeds from issuance of convertible notes, net of issuance costs | $ 1,941,442 | $ 0

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