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Equity Incentive Plans (Tables)

9 Months Ended

Mar. 31, 2022

Equity Incentive Plans

Stock option activity

​

​	​	​	​	​	​	​	​
​				​	​		Weighted
​	​	​	​	​	​	​	Average
​	​	​	​	Weighted		​	Remaining
​	​	Number of	​	Average		​	Contractual
​	​	Options	​	Exercise Price		​	Life in Years
Outstanding June 30, 2021		109,588	​	$	14.52		8.07
Forfeited/Cancelled		(15,132)	​	​	8.03
Expired		(10,599)	​	​	9.16
Outstanding at March 31, 2022		83,857	​	$	16.37		7.79
​	​	​	​	​	​	​	​
Exercisable at March 31, 2022		55,611	​	$	20.51		7.68

Restricted stock activity

​

​	​	​	​	​	​
​	​	​	​	Weighted
​	​	​	​	Average Grant
​	​	Number of	​	Date Fair
​	​	Shares	​	Value
Unvested at June 30, 2021		1,955,268	​	$	7.83
Granted		295,000	​	​	3.67
Vested		(112,787)	​	​	8.03
Unvested at March 31, 2022		2,137,481	​	$	7.25

Restricted stock units activity

​

​	​	​	​	​	​
​				​	​
​	​	​	​	Weighted
​	​	​	​	Average Grant
​	​	Number of	​	Date Fair
​	​	Shares	​	Value
Unvested at June 30, 2021		78,318	​	$	7.20
Granted	​	150,000	​	​	1.33
Vested		(10,908)	​	​	6.50
Forfeited	​	(62,922)	​	​	7.44
Unvested at March 31, 2022		154,488	​	$	1.45

Stock-based compensation expense

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​

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​

​

​

​

​

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Three Months Ended

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Nine Months Ended

​

​

March 31,

​

March 31,

​

2022

2021

​

2022

2021

​

​

​

​

​

​

​

​

(In thousands)

Cost of sales

​

$

7

​

$

9

​

$

24

​

$

9

Research and development

​

​

73

​

​

3

​

​

467

​

​

3

Selling and marketing

​

​

23

​

​

5

​

​

51

​

​

5

General and Administrative

​

1,167

​

1,505

​

3,476

​

2,468

Total stock-based compensation expense

​

$

1,270

​

$

1,522

​

$

4,018

​

$

2,485

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