Company: ZNOG
Filing Date: 2025-03-27
Form Type: 10-K
Source: 0001437749-25-009623
Chunk: 112

Company: ZION OIL & GAS INC
Filing Date: 2025-03-27
Form: 10-K
Item: Item 1
Chunk 112
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 information about the weighted-average fair value of options granted to employees and directors during the year, using the Black Scholes option-pricing model and the weighted-average assumptions used for such grants:

       For the year ended  
   December 31,  
   2024    2023  
 Weighted-average fair value of underlying stock at grant date   0.07   0.07 
 Dividend yields   —   — 
 Expected volatility   133% - 134%   135% - 137% 
 Risk-free interest rates   3.71% - 3.97%   3.85% - 4.61% 
 Expected life (in years)   5.00   5.00 - 5.50 
 Weighted-average grant date fair value   0.07   0.06 

   Granted to non-employees
    
   The following table sets forth information about the weighted-average fair value of options granted to non-employees during the year, using the Black Scholes option-pricing model and the weighted-average assumptions used for such grants:

       For the year ended  
   December 31,  
   2024    2023  
 Weighted-average fair value of underlying stock at grant date   —   0.07 
 Dividend yields   —   — 
 Expected volatility   —   134%
 Risk-free interest rates   —   4.61%
 Expected life (in years)   —   10 
 Weighted-average grant date fair value   —   0.06 

        F-
       24

        Zion Oil & Gas, Inc.

        Notes to Consolidated Financial Statements

   Note 6 - Stockholders’ Equity (cont’d)
    
   The risk-free interest rate is based on the U.S. Treasury yield curve in effect at the time of grant for periods corresponding with the expected life of the options.
    
   The expected life represents the weighted average period of time that options granted are expected to be outstanding. The expected life of the options granted to employees and directors is calculated based on the Simplified Method as allowed under Staff Accounting Bulletin No. 110 (“SAB 110”), giving consideration to the contractual term of the options and their vesting schedules, as the Company does not have sufficient historical exercise data at this time. The expected life of the option granted to