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13. STOCK WARRANTS | 12 Months Ended
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Sep. 30, 2023
Stock Warrants |
12. STOCK WARRANTS | 13. STOCK WARRANTS The following is a summary of stock warrant activity during the years ended September 30, 2023 and 2022.
|  | Number of Warrant Shares |  |  | Weighted Average Exercise Price ($) |
Balance, September 30, 2021 |  |  | 615,554 |  |  | $ | 30.72 |
Warrants granted |  |  | — |  |  |  | — |
Warrants expired |  |  | (413,334 | ) |  |  | 39.38 |
Balance, September 30, 2022 |  |  | 202,220 |  |  | $ | 13.03 |
Warrants granted |  |  | — |  |  |  | — |
Warrants expired |  |  | (16,660 | ) |  |  | 8.00 |
Balance, September 30, 2023 |  |  | 185,560 |  |  | $ | 13.49 |
As of September 30, 2023, there are warrants exercisable to purchase 185,560 shares of common stock in the Company and there are no warrants that are unvested. All outstanding warrants contain provisions allowing a cashless exercise at their respective exercise prices. As of September 30, 2023, the outstanding warrants have a weighted average remaining term of 2.15 years and an intrinsic value of $2. During the years ended September 30, 2023 and 2022, there were no exercise of warrants.

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