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v3.23.2

Condensed Consolidated Statements of Cash Flows - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Cash flows from operating activities: |  |
Net loss | $ (25,764,539) | $ (30,696,470)
Adjustments to reconcile net loss to cash used in operating activities: |  |
Non-cash consideration received in licensing agreement transaction | 0 | (945,366)
Unrealized (gain) loss on equity investment | (847,995) | 348,812
Change in accrued interest and accretion of discount on marketable securities | (1,139,113) | (223,649)
Stock-based compensation expense | 3,865,166 | 3,045,029
Depreciation and amortization expense | 282,121 | 172,105
Amortization of right-of-use asset | 510,601 | 354,185
Accretion of lease liability | 573,015 | 368,226
Change in operating assets and liabilities: |  |
Prepaid expenses and other current assets | (4,048,361) | (230,877)
Security deposit | 12,491 | 15,920
Accounts payable | 1,810,379 | (2,510,503)
Accrued expenses | 928,621 | (3,072,434)
Net cash used in operating activities | (23,817,614) | (33,375,022)
Cash flows from investing activities: |  |
Purchase of marketable securities | (24,574,071) | (79,416,203)
Sales/maturities of marketable securities | 85,000,000 | 0
Purchase of long-term equity investment | (10,000,000) | 0
Issuance of convertible short-term note receivable | 0 | (1,000,000)
Purchases of property and equipment | (21,357) | (1,085,840)
Software development and other costs | (109,637) | (251,340)
Net cash provided by (used in) investing activities | 50,294,935 | (81,753,383)
Cash flows from financing activities: |  |
Proceeds from exercise of options and purchases from employee stock purchase plan | 278,089 | 142,628
Net cash provided by financing activities | 278,089 | 142,628
Net increase (decrease) in cash, cash equivalents and restricted cash | 26,755,410 | (114,985,777)
Cash, cash equivalents and restricted cash, at beginning of period | 46,798,599 | 189,728,285
Cash, cash equivalents and restricted cash, at end of period | 73,554,009 | 74,742,508
Non-cash investing and financing activities: |  |
Right-of-use asset in exchange for lease liability | $ 0 | $ 15,791,769

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- Definition The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, beyond the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the long-term. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-13 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-13 + Details
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- Definition The cash outflow associated with the development or modification of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-13 + Details
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- Definition Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481830/320-10-45-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-11 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 12 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-12 + Details
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- Definition Amount of cash inflow from exercise of option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-14 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2A -Subparagraph (a) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2A + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 + Details
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