XML 47 R32.htm IDEA: XBRL DOCUMENT v3.21.2
Stockholders' Equity (Tables)
 12 Months Ended
Apr. 30, 2021
Stockholders' Equity Note [Abstract]  
Schedule of Restricted Stock Unit Activity
A summary of the Company’s RSU activity which were granted under the 2021 and 2018 Equity Incentive Plans during the year ended April 30, 2021 is presented below:

Restricted Stock UnitsNumber of SharesWeighted Average Grant Price
Unvested balance outstanding, April 30, 2020643,175 $5.64 
Granted275,521 9.87 
Exercised— — 
Forfeits(73,167)9.09 
Vested(295,557)10.97 
Expired— — 
Unvested balance outstanding, April 30, 2021549,972 $6.58 
Schedule of Warrants
A summary of the Company’s warrant activity during the year ended April 30, 2021 is presented below:
WarrantsNumber of SharesWeighted
Average
Exercise
Price		Weighted
Average
Remaining
Contractual
Term		Aggregate
Intrinsic
Value
Balance Outstanding, April 30, 2020566,223 $6.22 3.17$950,100
Granted— — — — 
Exercised(192,049)5.63 — — 
Surrendered— — — — 
Expired— — — — 
Balance Outstanding, April 30, 2021374,174 $6.37 1.9$— 
Exercisable, April 30, 2021374,174 $6.37 1.9$— 
Schedule of Exercise Price Range
OUTSTANDING WARRANTSEXERCISABLE WARRANTS
Exercise
Price		Weighted
Average
Exercise
Price		Outstanding
Number of
Warrants		Weighted
Average
Exercise
Price		Weighted
Average
Remaining Life
In Years		Exercisable
Number of
Warrants
$4.89$4.89 50,000 $4.893.4450,000 
$6.00$6.00 100,000 $6.003.09100,000 
$6.87$6.87 224,174 $6.871.48224,174 
374,174 374,174 
OUTSTANDING OPTIONSEXERCISABLE OPTIONS
Exercise
Price		Weighted
Average
Exercise
Price		Outstanding
Number of
Options		Weighted
Average
Exercise
Price		Weighted
Average
Remaining Life
In Years		Exercisable
Number of
Options
$2.28 to $2.76
$2.76 10,423 $2.76 0.4210,423 
$3.24 to $4.38
$3.82 184,222 $3.75 1.07144,387 
$4.50 to $5.20
$4.94 360,654 $4.93 1.66316,427 
$5.95 to $6.28
$6.10 58,000 $6.12 1.2158,000 
$7.17 to $7.55
$7.44 443,425 $7.42 2.36345,425 
$8.57 to $9.07
$8.98 157,749 $8.98 1.69157,749 
1,214,473 1,032,411 
Schedule of Stock Option Activity
A summary of the Company’s stock option activity for employees and directors during the year ended April 30, 2021, is presented below:
OptionsNumber of
Shares		Weighted
Average
Exercise
Price		Weighted
Average
Remaining
Contractual
Term		Aggregate
Intrinsic
Value
Balance Outstanding, April 30, 20202,740,539 $4.62 1.97$9,146,198 
Granted— — — — 
Exercised(1,442,241)10.71 — — 
Forfeited(11,916)5.56 — — 
Expired(71,909)3.98 — — 
Balance Outstanding, April 30, 20211,214,473 $6.24 1.88$204,719 
Exercisable, April 30, 20211,032,411 $6.26 1.78$173,852