|9 Months Ended|
Sep. 30, 2022
|Share-Based Payment Arrangement [Abstract]|
|Share-based compensation||Share-based compensation
During the three and nine months ended September 30, 2022, the Company recognized $0.6 million and $2.5 million, respectively, of share-based compensation expense. During the three and nine months ended September 30, 2021, the Company recognized $0.7 million and $3.5 million, respectively, of share-based compensation expense.
On November 11, 2019, the Company received shareholder approval for the Amended and Restated 2019 Incentive Award Plan (the “Amended 2019 Plan”). The Amended 2019 Plan provides for the grant of stock options, stock appreciation rights, restricted stock awards, restricted stock units, other stock or cash-based awards or a dividend equivalent award. The total number of shares currently authorized for issuance under the Amended 2019 Plan is 5,614,637.
Options granted under the Amended 2019 Plan vest over a period of to three years. All vested options are exercisable and may be exercised through the ten-year anniversary of the grant date (or such earlier date described in the applicable award agreement). The fair value of an option award is estimated on the date of grant using the Black–Scholes option valuation model. During the three and nine months ended September 30, 2022, the Company granted 9,000 and 611,000 stock options, respectively, under the Amended 2019 Plan. During the three and nine months ended September 30, 2021, the Company granted 473,720 and 1,429,408 stock options, respectively, under the Amended 2019 Plan.
As of September 30, 2022 and December 31, 2021, the Company had 3,250,770 and 2,684,041 stock options outstanding, respectively.
In February 2022, the Company granted 218,345 shares of common stock to members of its board of directors under the Amended 2019 Plan as compensation for annual board service. The stock awards were immediately vested and, as such, the Company recorded share-based compensation expense of $0.5 million upon issuance.
The entire disclosure for share-based payment arrangement.
Reference 1: http://www.xbrl.org/2003/role/disclosureRef