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

3 Months Ended

Jan. 31, 2026

Notes Tables

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

		Three Months Ended January 31,
		2026				2025
Weighted average volatility			49.86	%			44.37	%
Expected dividends			0.00	%			0.00	%
Expected term (in years)			6.14				6.14
Risk-free interest rate			3.81	%			4.54	%
Weighted average fair value of options granted during the year		$	3.16			$	1.85
Weighted average fair value of options vested during the year		$	2.44			$	2.20

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

		2026
		Shares or					Weighted
		Price Per					Average
		Share					Exercise Price
Outstanding at beginning of November 1, 2025			1,005,693				$	4.81
Options granted			220,000				$	6.01
Options exercised			(25,000		)		$	7.09
Options canceled or expired			-				$	-
Options outstanding at January 31, 2026			1,200,693				$	4.99
Options exercisable at January 31, 2026			672,437				$	5.24
Options vested and expected to vest at January 31, 2026			1,200,693				$	4.99
Option price range at January 31, 2026		$1.90	-	$8.69
Aggregate intrinsic value of options exercised during period		$	95,200

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.

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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.

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