8. Stock-Based Compensation

2017 Omnibus Incentive Plan (Omnibus Plan)

The Company’s Omnibus Plan provides for an annual increase on January 1 of each year commencing in 2019 and ending on and including January 1, 2027, up to an amount equal to the lowest of (i) 4% of the total number of shares of common stock outstanding on a fully diluted basis as of December 31 of the immediately preceding calendar year, and (ii) such number of shares of common stock, if any, determined by the Company’s board of directors. Accordingly, on January 1, 2026, the number of shares of Common Stock reserved and available for issuance under the Omnibus Plan increased by 4,969,458 shares of common stock.

Stock Options

The Company’s stock option awards generally vest over four years and typically have a contractual life of ten years. As of March 31, 2026, there was $20.6 million of unrecognized compensation cost related to stock options, which is expected to be recognized over a weighted-average period of 3.2 years. During the three months ended March 31, 2026, the Company granted 1,607,663 stock options with a weighted average exercise price of $4.52 and per share weighted average grant date fair value of $3.75.

Information related to stock options outstanding as of March 31, 2026, is as follows (in thousands, except share, exercise price, and contractual term):

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Restricted Stock Units (RSUs)

During the three months ended March 31, 2026, the Company granted 672,517 shares of RSUs with a weighted average grant date fair value of $4.52 which vest over four years. As of March 31, 2026, the Company had unvested RSUs of 2,159,982 shares with total unrecognized compensation expense of $7.9 million, which the Company expects to recognize over a weighted average period of approximately 3.4 years. During the three months ended March 31, 2026, the

Company issued 209,537 shares common stock as a result of the vesting of 333,575 RSUs, net of 124,038 shares of common stock withheld to satisfy tax withholding obligations.

2019 Employee Stock Purchase Plan (“ESPP”)

Under the ESPP, employees purchased 57,801 shares for $0.2 million during the three months ended March 31, 2026.

Stock-based Compensation Expense

During the three months ended March 31, 2026, the Company recorded $0.3 million in incremental stock-based compensation expense as a result of the modifications of stock awards upon termination of a former executive officer. The modification extended the option exercise period of a former executive officer’s fully vested stock options by a period of twelve months from the termination date.

Stock-based compensation expense is classified in the unaudited consolidated statements of operations and comprehensive loss for the three months ended March 31, 2026 and 2025 as follows (in thousands):

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