Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2021

Stock option activity for the six months ended June 30, 2021 was as follows:


Common Stock Options	Number of Options	Exercise Price Per Share	Weighted Average Exercise Price		Weighted Average Remaining Life	Aggregate Intrinsic Value
Outstanding, December 31, 2020	2,496,242	$0.71-$10.33	$	1.94	7.37 years	$	731,744
Granted	208,000	$1.75	$	1.75

Exercised	—
Canceled and forfeited	(253,500)	$2.60	$	2.60

Outstanding, June 30, 2021	2,450,742	$0.71-$10.33	$	1.86	7.88 years	$	1,709,243
Exercisable, June 30, 2021	666,408		$	4.00		$	27,583
Vested and expected to vest, June 30, 2021	2,183,092		$	1.96		$	1,456,994