Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2020

Stock Based Compensation

Summary of incentive plan activity

				Weighted		Weighted Average
	Shares	Stock		Average		Remaining	Aggregate
	Available	Options	RSUs	Stock Option		Contractual Life	Intrinsic
(in thousands, except share and per share data)	for Grant	Outstanding	Outstanding	Exercise Price		(Years)	Value*
Outstanding at December 31, 2019	479,829	3,902,675	5,613	$	5.20	9.56	$	—
Additional shares authorized	786,229	—	—		—			—
Options granted	(1,034,818)	1,034,818	—		0.43			—
Options exercised	—	(555)	—		0.45			—
Options canceled	365,357	(365,357)	—		3.81			—
Options canceled not rolled back into the 2013 Plan	—	(15)	—		2,661.75			—
Outstanding at December 31, 2020	596,597	4,571,566	5,613	$	4.23	8.71	$	364
Exercisable at December 31, 2020		2,254,832		$	7.12	8.57	$	83
Vested and expected to vest at December 31, 2020		4,285,311		$	4.43	8.70	$	320

*Fair market value of Jaguar stock on December 31, 2020 was $0.815 per share.

Summary of stock-based compensation expense

	Year Ended
	December 31,
(in thousands)	2020		2019
Research and development expense	$	749	$	869
Sales and marketing expense		220		161
General and administrative expense		1,855		1,959
Total	$	2,824	$	2,989

Employee stock options

Stock Based Compensation

Schedule of estimated grant-date fair value of stock options calculated using the Black-Scholes option-pricing model

	Year Ended
	December 31,
	2020		2019
Volatility	150.1 - 167.9	%	143.1 - 145.9	%
Expected term (years)	5.0 - 5.0		5.0 - 5.8
Risk-free interest rate	0.3 - 0.5	%	1.5 - 1.9	%
Expected dividend yield	—		—