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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Cash flows from operating activities:    
Net loss $ (15,134,845) $ (14,927,505)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 484,803 204,501
Stock-based compensation 3,813,496 2,223,233
Changes in lease liabilities (12,904) 145,466
Changes in operating assets and liabilities:    
Receivables   (155,830)
Prepaid expenses and other current assets 336,057 500,668
Other assets   7,550
Accounts payable and accrued expenses 280,499 11,465
Accounts payable and accrued expenses, related party (70,607) (505,253)
Deferred revenue 5,095,837 30,000,000
Net cash provided by (used in) operating activities (5,207,664) 17,504,295
Cash flows from investing activities:    
Purchase of marketable securities (52,863,856) (49,012,053)
Proceeds from sales and maturities of marketable securities 56,800,000 14,012,000
Purchases of property and equipment (483,563) (748,575)
Payments for leasehold improvements (202,995) (289,345)
Net cash provided by (used in) investing activities 3,249,586 (36,037,973)
Cash flows from financing activities:    
Net proceeds from sale of common stock 2,130,395 0
Proceeds from exercise of stock awards 61,574 42,471
Net cash provided by financing activities 2,191,969 42,471
Net increase (decrease) in cash and cash equivalents 233,891 (18,491,207)
Cash and cash equivalents balance at beginning of period 9,603,242 34,885,274
Cash and cash equivalents balance at end of period $ 9,837,133 16,394,067
Supplemental disclosures of cash flow information:    
Interest paid in cash   0
Income taxes paid in cash   $ 0