STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Jun. 30, 2021

Summary of Stock option and restricted stock activity

A summary of stock option and restricted stock activity under the 2008 Plan and Inducement Grants during the six months ended June 30, 2021 and 2020 is presented below:


(in thousands)	Options	Inducement Grants	RSAs
Outstanding at December 31, 2019	757	—	192
Granted	7	—	261
Options Exercised/RSAs Vested	(8)	—	(121)	⁽¹⁾
Forfeited	(13)	—	(17)
Expired	—	—	—
Outstanding at June 30, 2020	743	—	315

Outstanding at December 31, 2020	756	180	352
Granted	84	61	457
Options Exercised/RSAs Vested	(5)	—	(111)	⁽²⁾
Forfeited	(58)	—	(53)
Expired	—	—	—
Outstanding at June 30, 2021	777	241	645

(1)

Includes 43 thousand shares purchased from employees to cover employee income taxes related to income earned upon vesting of restricted stock. The shares purchased are held in treasury and the $1.6 million total purchase price for the shares is included in Treasury stock in our accompanying unaudited interim condensed consolidated balance sheets.

(2)

Includes 25 thousand shares purchased from employees to cover employee income taxes related to income earned upon vesting of restricted stock. The shares purchased are held in treasury and the $0.8 million total purchase price for the shares is included in Treasury stock in our accompanying unaudited interim condensed consolidated balance sheets.

Employee Stock Purchase Plan 2016 [Member]

Summary of allocated expense


(in thousands)	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Cost of sales	$	4	$	7	$	8	$	11
Research and development		6		12		11		19
Selling, general, and administrative		23		38		46		56
	$	33	$	57	$	65	$	86

Stock Incentive Plan 2008 [Member]

Summary of allocated expense


	Three Months Ended June 30,				Six Months Ended June 30,
(in thousands)	2021		2020		2021		2020
Cost of sales	$	2	$	33	$	2	$	59
Research and development		149		146		263		333
Selling, general, and administrative		2,660		5,500		4,383		7,682
	$	2,811	$	5,679	$	4,648	$	8,074