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Stock-based compensation and equity transactions (Tables)

9 Months Ended

Jul. 31, 2019

Stock-based compensation and equity transactions

Computation of Weighted Average Fair Value of Employee Stock Options using Black-Scholes Option Pricing Model Assumptions

Black-Scholes option pricing model with the following assumptions:

		Nine Months Ended July 31,
		2019		2018
Risk-free interest rate		2.86	%	1.87	%
Dividend yield		0.98	%	3.28	%
Expected life of the option		5.90	years	4.54	years
Volatility factor		55.42	%	46.83	%

Summary of Status of Options Granted under Stock Option Plans and Changes in Options Outstanding

A summary of the status of the options granted under the Company’s stock option plans as of July 31, 2019 and the changes in options outstanding during the nine months then ended is presented in the table that follows:

				Weighted
				Average
		Shares		Exercise Price
Outstanding at November 1, 2018		942,366		$	3.09
Options granted		124,097		$	8.16
Options exercised		(99,150)		$	4.17
Options canceled or expired		(5,250)		$	6.82
Options outstanding at July 31, 2019		962,063		$	3.61
Options exercisable at July 31, 2019		671,897		$	3.27
Options vested and expected to vest at July 31, 2019		961,004		$	3.61

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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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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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