Share-Based Payments (Tables)

3 Months Ended

Mar. 31, 2020

Share-Based Payments

Summary of information regarding restricted stock awards

		Weighted
		average fair
2017 Plan	RSUs	value per share
Outstanding as of January 1, 2020	901,686	3.69
Granted	1,557,300	1.35
Vested and issued	(139,705)	1.90
Forfeited	(32,260)	2.63
Outstanding as of March 31, 2020	2,287,021	3.31

SOP 2015

Share-Based Payments

Summary of information regarding stock option awards

		Weighted
		average
		exercise	Aggregate
		price in	intrinsic
Stock Option Plan 2015	Options	$ per share	value
Outstanding as of January 1, 2020	2,290,594	8.33
Granted	—	—
Exercised	—	—
Forfeited	(28,229)	9.11
Outstanding as of March 31, 2020	2,262,365	8.32	$	—
Vested and exercisable as of March 31, 2020	2,044,084	8.22	$	—

2017 Share Incentive Plan

Share-Based Payments

Summary of information regarding stock option awards

		Weighted
		average
		exercise		Aggregate
		price in $		intrinsic
2017 Plan	Options	per share		value
Outstanding as of January 1, 2020	4,422,664	3.55
Granted	1,290,500	1.35
Exercised	—	—
Forfeited	(138,520)	3.07
Outstanding as of March 31, 2020	5,574,644	3.05	$	—
Vested and exercisable as of March 31, 2020	1,820,897	4.32	$	—

Summary of assumptions used for valuation of options

Input parameters
Range of expected volatility	63.8% - 64.0%
Expected term of options (in years)	6.1
Range of risk-free interest rate	0.8% - 1.5%
Dividend yield	—

2019 Inducement Plan

Share-Based Payments

Summary of information regarding stock option awards

		Weighted
		average
		exercise	Aggregate
		price in $	intrinsic
2019 Inducement Plan	Options	per share	value
Outstanding as of January 1, 2020	605,650	2.14
Granted	182,000	2.75
Exercised	—	—
Forfeited	(85,000)	2.02
Outstanding as of March 31, 2020	702,650	1.95	$	—
Vested and exercisable as of March 31, 2020	10,289	2.44		—

Summary of assumptions used for valuation of options

Input parameters
Expected volatility	63.7% - 64.0%
Expected term of options (in years)	6.1
Risk-free interest rate	1.0% - 1.4%
Dividend yield	—

Inducement Awards Outside of the 2019 Inducement Plan

Share-Based Payments

Summary of assumptions used for valuation of options

Input parameters
Expected volatility	59.8	%
Expected term of options (in years)	6.1
Range of risk-free interest rate	2.9	%
Dividend yield	—