Net Loss Per Share

12 Months Ended

Dec. 31, 2019

Net loss per share attributable to common stockholders:

Net Loss Per Share

12. Net Loss per Share

The following is a reconciliation of the numerator (net loss) and the denominator (number of shares) used in the basic and diluted earnings per share calculations:

	Year Ended December 31,
	2019			2018
Net income (loss)	$	(4,591,284	)	$	116,756
Cumulative dividend on convertible preferred stock		(1,429,400	)		(1,434,000	)
Net loss attributable to common stockholders	$	(6,020,684	)	$	(1,317,244	)
Weighted average number of common shares and equivalents:		63,051,581			52,082,618
Basic EPS	$	(0.10	)	$	(0.03	)
Diluted EPS	$	(0.10	)	$	(0.03	)

The following table sets forth the number of common shares that were excluded from the computation of diluted earnings per share because their inclusion would have been anti-dilutive as follows:

	December 31,
	2019		2018
Shares issuable upon vesting/exercise of:
Options to purchase common stock		1,857,599		1,165,086
Series A Convertible Preferred Stock and Accumulated Dividends		42,497,068		41,743,654
Series B Convertible Preferred Stock		5,610,121		-
Restricted stock units		840,712		647,649
Warrants		46,155		1,131,151
		50,851,655		44,687,540