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v3.23.1

Equity-based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2023
Equity-based Compensation |
Schedule of fair value of options granted using the Black-Scholes option pricing model | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended March 31, | ​
​ |  | 2023 |  | 2022 |
Fair value of common stock | ​ | $1.65 – $2.12 |  | $3.05 | ​
Expected volatility |  | 92.29% – 92.68% |  | 91.29% | ​
Risk-free interest rate |  | 3.46% – 4.21% |  | 2.36% | ​
Dividend yield |  | 0.00% |  | 0.00% | ​
Expected term (years) |  | 6.18 – 6.21 |  | 6.08 | ​
​
Summary of activity for options | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Options Outstanding
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Weighted
​ | ​ | ​ | ​ | Weighted- | ​ | Aggregate | ​ | Average
​ | ​ | ​ | ​ | Average | ​ | Intrinsic | ​ | Remaining
​ | ​ | Number of | ​ | Exercise | ​ | Value | ​ | Contractual Life
​ |  | Options |  | Price |  | (in 000’s) |  | (In Years)
Balance, December 31, 2022 |  | 3,679,468 | ​ | $ | 5.13 |  | $ | 2,085 |  | 6.7
Options granted |  | 412,720 | ​ | $ | 2.08 |  | ​ | ​ |  | ​
Options exercised |  | — | ​ | $ | — |  | ​ | ​ |  | ​
Options forfeited |  | — | ​ | $ | — |  | ​ | ​ |  | ​
Options expired |  | (2,182) | ​ | $ | 3.01 |  | ​ | ​ |  | ​
Balance, March 31, 2023 |  | 4,090,006 | ​ | $ | 5.13 | ​ | $ | 2,085 |  | 6.7
Exercisable as of March 31, 2023 |  | 2,430,915 | ​ | $ | 4.75 | ​ | $ | 1,506 | ​ | 6.0
​
Schedule of restricted stock units award activity | ​
​ | ​ | ​ | ​ | ​ | ​
​ |  | Number of |  | ​ | Weighted-Average
​ | ​ | Restricted | ​ | ​ | Grant Date
​ | ​ | Stock Units | ​ | ​ | Fair Value
Outstanding at December 31, 2022 | ​ | — | ​ | $ | —
Granted | ​ | 375,870 | ​ | $ | 2.09
Vested | ​ | — | ​ | $ | —
Forfeited | ​ | — | ​ | $ | —
Outstanding at March 31, 2023 | ​ | 375,870 | ​ | $ | 2.09
​
Schedule of total equity-based compensation expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended March 31, | ​
​ |  | 2023 |  | 2022 |
Research and development | ​ | $ | 157 | ​ | $ | 234 | ​
General and administrative | ​ |  | 1,030 | ​ |  | 767 | ​
Total equity-based compensation | ​ | $ | 1,187 | ​ | $ | 1,001 | ​
​

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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