Company: HYSR
Filing Date: 2025-09-15
Form Type: 10-K
Source: 0001213900-25-087311
Chunk: 368

Company: SUNHYDROGEN, INC.
Filing Date: 2025-09-15
Form: 10-K
Item: Item 3
Chunk 368
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 of the stock options was
calculated using a modified Black Scholes option pricing model. The grant date fair value is recognized as an expense over the term of
the options as they vest or on a straight-line basis. Total stock compensation expense related to the options for the year ended June
30, 2025 and 2024, was $665,058 and $1,307,984, respectively. As of June 30, 2025 there was approximately $1.6 million of unrecognized
compensation cost related to the options, which is expected to be recognized over a remaining weighted-average vesting period of approximately
0.94 years.

F-14

During the year ended June 30, 2025, the significant
assumptions used in the calculation of grant date fair value of the stock options are as follows:

    Risk free interest rate 
     4.09% – 4.25% 
  
    Expected volatility 
     114% – 119% 
  
    Stock price per share 
     $0.0165-$0.0237 
  
    Expected term [1] 
     4.25-4.50 years 

[1]When determining the expected term for options issued, the Company
used the simplified method.

Warrants

Transactions involving our warrants are summarized
as follows:

Year Ended June 30, 2025

    Weighted
    Average 

    Number of  
    Exercise 

    Warrants  
    Price 
  
    Warrants outstanding at June 30, 2024 
     78,095,239  
    $0.121 
  
    Issued 
     -  
    $- 
  
    Canceled/Expired 
     -  
    $- 
  
    Exercised 
     -  
    $- 
  
    Warrants outstanding at June 30, 2025 
     78,095,239  
    $0.121 

Year Ended June 30, 2024

    Weighted  Average 

    Number of  
    Exercise 

    Warrants  
    Price 
  
    Warrants outstanding at June 30, 2023 
     86,495,239  
    $0.121 
  
    Issued 
     -  
    $- 
  
    Canceled/Expired 
     -  
    $-