Net Loss per Share	3 Months Ended
Mar. 31, 2022
Net Loss per Share
Net Loss per Share	8. Net Loss per Share Basic net loss per share is computed by dividing net loss by the weighted average number of common shares outstanding. Diluted net loss per share is computed by dividing net loss by the weighted average number of common shares outstanding including the effect of common share equivalents. Diluted net loss per share assumes the issuance of potential dilutive common shares outstanding for the period and adjusts for any changes in income and the repurchase of common shares that would have occurred from the assumed issuance, unless such effect is anti-dilutive. Net loss attributable to common stockholders for the three months ended March 31, 2022 was $4.3 million. Net loss attributable to common stockholders for the three months ended March 31, 2021 was $11.5 million and excludes net loss attributable to non-controlling interest of $0.1 million and includes the accretion of the Series B preferred discount of $1.5 million as a result of converted shares and Series A preferred stock accrued dividends of $0.1 million and the deemed dividend of $7.4 million resulting from the effect of the Series A preferred stock price adjustment during the first quarter of 2021. There were no shares of common stock underlying Series B Preferred shares convertible to common stock that were excluded from the computations of net loss per common share for the three months ended March 31, 2021 since all remaining Series B preferred stock were converted to common stock in 2021. The number of options and warrants for the purchase of common stock that were excluded from the computations of net loss per common share and for the three months ended March 31, 2022 were 6,107,715 and 6,344,966, respectively and for the three months ended March 31, 2021 were 3,997,418 and 6,344,966, respectively, because their effect is anti-dilutive.

Net Loss per Share

3 Months Ended

Mar. 31, 2022

8. Net Loss per Share

Basic net loss per share is computed by dividing net loss by the weighted average number of common shares outstanding. Diluted net loss per share is computed by dividing net loss by the weighted average number of common shares outstanding including the effect of common share equivalents. Diluted net loss per share assumes the issuance of potential dilutive common shares outstanding for the period and adjusts for any changes in income and the repurchase of common shares that would have occurred from the assumed issuance, unless such effect is anti-dilutive. Net loss attributable to common stockholders for the three months ended March 31, 2022 was $4.3 million. Net loss attributable to common stockholders for the three months ended March 31, 2021 was $11.5 million and excludes net loss attributable to non-controlling interest of $0.1 million and includes the accretion of the Series B preferred discount of $1.5 million as a result of converted shares and Series A preferred stock accrued dividends of $0.1 million and the deemed dividend of $7.4 million resulting from the effect of the Series A preferred stock price adjustment during the first quarter of 2021. There were no shares of common stock underlying Series B Preferred shares convertible to common stock that were excluded from the computations of net loss per common share for the three months ended March 31, 2021 since all remaining Series B preferred stock were converted to common stock in 2021. The number of options and warrants for the purchase of common stock that were excluded from the computations of net loss per common share and for the three months ended March 31, 2022 were 6,107,715 and 6,344,966, respectively and for the three months ended March 31, 2021 were 3,997,418 and 6,344,966, respectively, because their effect is anti-dilutive.