STOCKHOLDERS EQUITY AND REDEEMABLE CONVERTIBLE PREFERRED STOCK (Tables)

12 Months Ended

Jun. 30, 2023

REDEEMABLE CONVERTIBLE PREFERRED STOCK, ESCROWED PROCEEDS, AND STOCKHOLDERS EQUITY

Outstanding Stock Purchase Warrants

	Shares of Common		Exercise Price		Latest Expiration
Description	Stock		per Share		Date
May 2022 Warrants		66,666	$	12.50	May 11, 2026
November 2022 Common Warrants		1,818,182	$	5.83	May 2, 2028
November 2022 Placement Agent Warrants		90,909	$	6.88	October 31, 2027

Option activity

	Number of Shares			Weighted Average Exercise Price		Weighted Average Remaining Term in Years		Aggregate Intrinsic Value
Outstanding - June 30, 2021		875,299		$	18.00		7.2
Granted		310,494			10.07
Forfeited		(11,539	)		16.67
Exercised		(1,744	)		9.25
Expired		(8,548	)		19.79
Outstanding - June 30, 2022		1,163,962			15.98		7.1
Granted		712,310			2.30
Forfeited		(274,440	)		12.00
Exercised		-			-
Expired		(51,232	)		17.45
Outstanding - June 30, 2023		1,550,600			8.27		8.4	$	-
Exercisable at June 30, 2023		537,802		$	14.33		6.4	$	-
Expected to vest at June 30, 2023		1,012,798		$	5.05		9.4	$	-

Weighted average assumption

	Year Ended June 30,			Year Ended June 30,
	2023			2022
Risk-free interest rate		3.9	%		3.2	%
Volatility factor		65.6	%		69.1	%
Dividend yield		0	%		0	%
Expected option life (years)		6.1			6.0
Weighted average grant date fair value	$	0.99		$	2.68

Restricted Stock Units

	Year Ended June 30,			Year Ended June 30,
	2023			2022
Outstanding at beginning of year		649,149			593,629
Granted		425,750			131,352
Forfeited		(3,312	)		(6,426	)
Vested		(84,062	)		(69,406	)
Fractional shares		(4	)		-
Outstanding at end of year		987,521			649,149