Note 8. Earnings Per Common Share

Basic earnings per share for Alico's common stock is calculated by dividing net income attributable to Alico, Inc. common stockholders by the weighted average number of shares of common stock outstanding for the period.  Diluted earnings per common share is similarly calculated, except that the calculation includes the dilutive effect of the assumed issuance of common shares issuable under equity-based compensation plans in accordance with the treasury stock method, except where the inclusion of such common shares would have an anti-dilutive impact.

For the three and nine months ended June 30, 2021 and 2020, basic and diluted earnings per common share were as follows:

For the three and nine months ended June 30, 2021, the equity awards had no dilutive or anti-dilutive impact on the earnings per common share. For the three and nine months ended June 30, 2020, there were anti-dilutive equity awards excluded from the calculation of diluted earnings per common share.