Equity Transactions | 10. Equity Transactions Issuance of common stock for cash On August 31, 2022, the Company entered into a Controlled Equity Offering Sales Agreement (the “Sales Agreement”) with Cantor Fitzgerald & Co. and B. Riley Securities, Inc. (collectively, the “Agents”), pursuant to which the Company may issue and sell from time-to-time shares of the Company’s common stock through the Agents, subject to the terms and conditions of the Sales Agreement. On April 6, 2023, the Company and B. Riley Securities, Inc. mutually agreed to terminate B. Riley Securities, Inc.’s role as a sales agent under the Sales Agreement. During the three months ended March 31, 2024, the Company sold 4,384 6,500 3% 201 3,337,487 9.3 3% 377,000 During the three months ended March 31, 2023, the Company sold 1,515,078 9.8 3% 339,000 7,372,691 48.2 3% 1.9 On March 6, 2024, the Company closed a best efforts public offering (the “Offering”) of 15,000,000 0.0001 6,000,000 10,500,000 1.00 The Common Warrants have an exercise price of $1.50 per share and are immediately exercisable upon issuance for a period of five years following the date of issuance. Stock Options The following table summarizes the activity relating to the Company’s stock options for the nine months ended March 31, 2024: Schedule of summarizes the activity relating to the Company’s stock options Options Weighted-Average Weighted Remaining Aggregate Intrinsic Outstanding at June 30, 2023 3,952,864 $ 7.10 6.3 $ 1,067,966 Granted 394,417 3.22 6.1 - Options Expired (6,400 ) 4.61 - - Options Canceled (318,123 ) 5.72 - - Outstanding at March 31, 2024 4,022,758 $ 6.83 5.3 $ - Exercisable at March 31, 2024 2,211,392 $ 8.15 4.3 $ - The fair value of each option grant on the date of grant is estimated using the Black-Scholes option pricing model. The pricing model reflects the following weighted-average assumptions for the nine months ended March 31, 2024 and 2023: Schedule of assumptions used March 31, 2024 June 30, 2023 Expected life of options (in years) 5 6 Expected volatility 87.11 % 81.65 % Risk free interest rate 4.80 % 3.82 % Dividend Yield 0 % 0 % The total stock based compensation expense from stock options for the three-months ended March 31, 2024 and 2023 was of $ 690,921 888,998 2,118,649 3,480,425 Issuance and modification of restricted stock units and options: On November 23, 2022, the Company issued equity awards for the board of directors’ annual compensation. Four directors received restricted stock units (“RSUs”) to purchase a total of 155,636 6.12 952,492 195,000 6.12 791,700 1,744,192 On November 9, 2023, the Company issued equity awards for the board of directors’ annual compensation. Four directors received restricted stock units (“RSUs”) to purchase a total of 182,696 3.01 137,479 215,383 183,250 3.01 83,837 118,303 In December 2023, the Company terminated five employees and as part of their severance agreement modified their equity awards that had been granted pursuant to the 2019 Omnibus Plan. The modifications included the acceleration of certain tranche vesting of stock option awards to purchase a total of 56,233 shares of common stock (“Accelerated Options”), effective on the December Separation Date, as defined in severance agreement (“Separation Date”); and extended the expiration date for one year from the Separation Date for both the Accelerated Options and any vested and unexercised stock options held by the terminated employees as of the Separation Date. Accordingly, the Company remeasured the modified awards based on the stock price of $1.54 per share at the close on the Separation Date and a one-year life. The net adjustment for both stock option modifications was a net credit of $127,199 and was recognized as adjustment to stock compensation expense for the three months ended December 31, 2023. The modification also included the acceleration of an additional tranche vesting of 10,302 Restricted Stock Units, (“RSUs”) as of the Separation date. The modified RSUs were remeasured based on the stock price of $1.54 per share at close on the Separation Date and totaled $15,865, representing an additional in stock-based compensation for the three months ended December 31, 2023. The Company canceled 171,556 unvested stock options and 10,303 unvested RSUs. The following table summarizes vesting of restricted stock units: Schedule of vesting of restricted common stock Number of Shares Weighted Average Grant Unvested at June 30, 2023 596,457 $ 5.24 Issued 182,696 3.01 Vested (228,930 ) 5.50 Canceled (10,303 ) 6.12 Unvested at March 31, 2024 539,920 $ 4.59 The total stock-based compensation expense from restricted stock units for the three-months ended March 31, 2024 and 2023 was of $ 336,376 17,537 1,020,383 1,589,527 There were 45,675 101,833 25,880 Issuance of Stock Options under the 2019 Omnibus Plan. On October 3, 2023, the Company granted stock options to purchase 211,167 20% 80% 48 3.41 Stock Warrants The following table summarizes warrant activity during the nine months ended March 31, 2024: Summary of warrants activity Number of Shares Weighted Average Exercise Price Weighted Average Remaining Life (Years) Aggregate Intrinsic Value Outstanding and exercisable at June 30, 2023 7,770,285 $ 2.06 4.0 $ 18,318,954 Granted 11,550,000 1.48 5.0 - Outstanding and exercisable at March 31, 2024 19,320,285 $ 1.40 4.3 $ - Of the above warrants, 101,380 expire in the fiscal year ending June 30, 2025, 35,175 expire in the fiscal year ending June 30, 2026, 7,633,730 expire in the fiscal year ending June 30, 2027 and 11,550,000 expire in the fiscal year ending June 30, 2029. On March 6, 2024, the Company issued 11,550,000 warrants at a weighted average exercise price of $1.48 as part of the Offering (see Note 10). |