The main inputs to valuing the Convertible Notes with the conversion option immediately before the Amendment on August 2, 2023 were the Company’s stock price of $4.30, volatility of 78.5%, and a bond yield of 22.6%. The main inputs to valuing the Convertible Notes with the conversion option immediately after the Amendment on August 2, 2023 were the Company’s stock price of $4.30, volatility of 77.8%, and a bond yield of 22.9%.
A roll-forward of the Conversion Option Derivative Liability, including the impact from accounting for the Convertible Notes Amendment, is as follows:
| | | |
| | As of |
Balance at December 31, 2022 | | $ | 6,351 |
Change in fair value | | | 5,432 |
Balance at June 30, 2023 | | | 11,783 |
Change in fair value | | | (827) |
Balance at August 2, 2023 before the Convertible Notes Amendment | | | 10,956 |
Change in fair value from Convertible Notes Amendment | | | 6,745 |
Balance at August 2, 2023 after the Convertible Notes Amendment | | | 17,701 |
Change in fair value | | | (6,317) |
Balance at September 30, 2023 | | $ | 11,384 |
10. Equity
On August 9, 2021, the Company and Jefferies LLC (“Jefferies”) entered into an Open Market Sale Agreement (the “2021 Sales Agreement”) under which the Company may offer and sell shares of its common stock having an aggregate offering price of up to $100,000 from time to time through Jefferies, acting as agent. During the three and nine months ended September 30, 2023, the Company sold 144,718 and 1,514,926 shares of common stock, respectively, under the 2021 Sales Agreement, resulting in gross proceeds to the Company of $734 and $9,897, respectively, and net proceeds, after accounting for issuance costs, of $708 and $9,532, respectively. The Company did not offer or sell shares of its common stock under the 2021 Sales Agreement during the three and nine months ended September 30, 2022.
11. Stock-Based Awards
For the three and nine months ended September 30, 2023, the Company had three stock-based compensation plans under which it was able to grant stock-based awards, the 2021 Stock Incentive Plan, as amended (the “2021 Plan”), the 2019 Inducement Stock Incentive Plan, as amended (the “2019 Inducement Plan”), and the 2014 Employee Stock Purchase Plan (the “ESPP”) (collectively, the “Stock Plans”). The terms and conditions of the Stock Plans are described in the Company’s Annual Report on Form 10-K for the year ended December 31, 2022, filed with the SEC on March 6, 2023.
During the three and nine months ended September 30, 2023, the Company granted options to purchase 190,250 and 3,430,991 shares of common stock, respectively at a weighted exercise price of $4.50 and $4.04 per share, respectively, all under the 2021 Plan.
During the three and nine months ended September 30, 2023, the Company granted 47,800 and 1,078,631 restricted stock units, or RSUs, respectively, all under the 2021 Plan. Each RSU is equivalent to one share of common stock upon vesting.
During the three and nine months ended September 30, 2023, a total of 232,939 and 793,146, respectively, stock options and RSUs expired or were forfeited.
At the Company’s Annual Meeting of Stockholders held on June 14, 2023, the Company’s stockholders approved an amendment of the Company’s 2021 Plan which increased the number of shares of common stock of the Company issuable under the 2021 Plan by 3,900,000 shares. As of September 30, 2023, 6,046,323, 545,750, and 513,069 shares of common stock remained available for issuance under the 2021 Plan, the 2019 Inducement Plan, and the ESPP, respectively.