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Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net loss | $ (3,700,683) | $ (3,908,551)
Adjustments to reconcile net loss to net cash used in operating activities |  |
Bad debt expense - discontinued operations | 69,600 |
Bad debt recovery |  | (20,000)
Stock-based compensation and professional fees | 14,125 | 156,047
Amortization of prepaid stock-based professional fees | 90,067 |
Net realized loss on equity investments |  | 104,700
Net unrealized loss on equity investments | 3,118 | 331,203
Equity shares earned for lock up agreement |  | (85,733)
Change in operating assets and liabilities: |  |
Prepaid expenses and other current assets | 35,695 | 55,335
Interest receivable | (3,590) | (4,800)
Accounts payable and accrued expenses | 339,272 | (53,721)
Insurance payable |  |
Deferred revenue | (72,102) | (72,102)
NET CASH USED IN OPERATING ACTIVITIES | (3,224,498) | (3,497,622)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchase of short-term investments | (4,147,107) | 66,707
Collection on note receivable |  | 20,000
NET CASH (USED IN) PROVIDED BY INVESTING ACTIVITIES | (4,147,107) | 86,707
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Net proceeds from sale of common stock |  | 4,940,948
Purchase of treasury stock | (471,121) |
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES | (471,121) | 4,940,948
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS: | (7,842,726) | 1,530,033
CASH AND CASH EQUIVALENTS - beginning of the year | 11,367,034 | 9,837,001
CASH AND CASH EQUIVALENTS - end of the year | 3,524,308 | 11,367,034
Cash paid during the period for: |  |
Interest | 4,869 | 2,199
Income taxes |  | 25,159
Non-cash investing and financing activities: |  |
Change in accumulated other comprehensive loss | 6,227 |
Common stock issued for future services |  | $ 135,100

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