Company: SCLXW
Filing Date: 2025-05-07
Form Type: POS AM
Source: 0001193125-25-115095
Chunk: 528

Company: Scilex Holding Co
Filing Date: 2025-05-07
Form: POS AM
Chunk 528
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yee stock option grants as of December 31, 2024 were $ 27.8 million, which the Company expects to recognize over a weighted-average period of approximately 2.3 years.

Scilex Holding Company 2022 Employee Stock Purchase Plan

In October 2022, the Board of Directors of the Company adopted the Scilex Holding Company 2022 Employee Stock Purchase Plan (the “ESPP”). The purchase price of the Common Stock is equal to 85 % of the lesser of the market value of such shares at the beginning of an offering period or the date of purchase. As of December 31, 2024, the total number of shares of Common Stock that may be issued under the ESPP shall not exceed 4,476,601 , which was increased from 2,875,759 shares as a result of automatic annual increase on January 1 , 2024 .

Total stock-based compensation recorded as operating expense for the ESPP was $ 242.8 thousand and $ 21.0 thousand for the years ended December 31, 2024 and 2023, respectively.

There were 334,326 and nil shares of Common Stock issued under the ESPP during the years ended December 31, 2024 and 2023, respectively.

Valuation Assumptions

The Company calculates the fair value of stock options and ESPP awards granted to employees and nonemployees using the Black-Scholes option-pricing method. The Black-Scholes option-pricing method requires the use of subjective assumptions.

<div align='center'>F-44</div>

The following assumptions were used in the Black-Scholes options pricing model to estimate stock-based compensation on the date of grant for stock options and ESPP:

|                               |     | Year EndedDecember 31, 2024 |         |
|:------------------------------|:----|:----------------------------|--------:|
| Stock options:                |     |                             |         |
| Expected dividend yield       |     |                             |   0.00% |
| Expected volatility           |     |                             |     % - |
| Risk-free interest rate       |     |                             |       % 
       - |
| Term of options (in years)    |     |                             |       - |
| Employee stock purchase plan: |     |                             |         |
| Expected dividend yield       |     |                             |   0.00% |
| Expected volatility           |     |                             | 129.30% |