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Note 7 - Stock-based Compensation and Equity Transactions (Tables)

6 Months Ended

Apr. 30, 2022

Notes Tables

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

		Six Months Ended April 30,
		2022				2021
Risk-free interest rate			1.23	%			0.39	%
Dividend yield			0.00	%			0.00	%
Expected life of the option (in years)			7.00				7.00
Volatility factor			53.35	%			51.94	%

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

						Weighted
						Average
		Shares				Exercise Price
Outstanding at November 1, 2021			618,858			$	5.33
Options granted			106,001			$	7.11
Options exercised			(22,927	)		$	2.45
Options cancelled			-			$	-
Options outstanding at April 30, 2022			701,932			$	5.70
Options exercisable at April 30, 2022			354,141			$	6.18
Options vested and expected to vest at April 30, 2022			700,081			$	5.70

X

- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

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- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

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