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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net (loss) income | $ (3,765,874) | $ 5,375,653
Less: Income from discontinued operations | 0 | 8,714,852
Loss from continuing operations | (3,765,874) | (3,339,199)
Adjustments to reconcile net (loss) income to net cash used in operating activities: |  |
Depreciation and amortization | 16,776 | 53,687
Amortization on right of use asset | 10,664 | 11,724
Amortization of debt issuance costs | 2,667 | 2,667
Amortization of discount - proceeds from sale of discontinued operations | (20,712) | (245,041)
Accrued interest on convertible notes | 389,602 | 416,548
Accretion of discounts on marketable securities | (1,237,337) | (767,533)
Gain on sale of investment | (48,612) | 0
Gain on debt redemption | (137,356) | 0
Provision for doubtful accounts | 168,750 | 0
Stock-based compensation expense | 3,321,551 | 3,368,575
Change in fair value of warrant liability | (543) | (2,494)
Change in operating assets and liabilities: |  |
Accounts receivable | (1,266,187) | (2,030,800)
Contract assets | 171,358 | 442,616
Prepaid expenses | 61,248 | (132,344)
Lease liabilities | (21,624) | (11,724)
Deposits and other assets | (572,153) | (235,656)
Accounts payable | 1,328,176 | 605,437
Accrued expenses | (931,686) | (236,088)
Deferred revenues | 789,152 | 681,476
Other liabilities | (489,040) | 0
Net cash used in operating activities - continuing operations | (2,231,180) | (1,418,149)
Net cash used in operating activities - discontinued operations | 0 | (59,075)
Net cash used in operating activities | (2,231,180) | (1,477,224)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Additions to property and equipment | 0 | (75,493)
Purchase of marketable securities | (87,732,380) | (61,573,237)
Sale and maturity of marketable securities | 85,255,076 | 41,392,821
Proceeds from sale of investment | 48,612 | 0
Net cash from sale of discontinued operations | 1,666,666 | 21,967,193
Net cash (used in) provided by investing activities - continuing operations | (762,026) | 1,711,284
Net cash (used in) provided by investing activities | (762,026) | 1,711,284
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Tax payments related to shares withheld for vested restricted stock units | (100,662) | (127,357)
Cash used to redeem convertible notes | (950,000) | 0
Net cash used in financing activities - continuing operations | (1,050,662) | (127,357)
Net cash used in financing activities | (1,050,662) | (127,357)
Net change in cash | (4,043,868) | 106,703
Cash and cash equivalents, beginning of period | 6,042,986 | 2,795,743
Cash and cash equivalents, end of period | 1,999,118 | 2,902,446
Supplemental Cash Flow Information [Abstract] |  |
Cash paid for interest | 0 | 0
Cash paid for taxes | $ 48,492 | $ 1,423,000

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