Exhibit 99.1 Form 4 Joint Filer Information Name: Prescott Group Aggressive Small Cap, L.P. Address: 1924 South Utica, Suite 1120 Tulsa, OK 74104 Date of Event Requiring Statement: 03/24/2020 Name: Prescott Group Aggressive Small Cap II, L.P. Address: 1924 South Utica, Suite 1120 Tulsa, OK 74104 Date of Event Requiring Statement: 03/24/2020 Name: Prescott Group Aggressive Small Cap Master Fund, G.P. Address: 1924 South Utica, Suite 1120 Tulsa, OK 74104 Date of Event Requiring Statement: 03/24/2020 Name: Phil Frohlich Address: 1924 South Utica, Suite 1120 Tulsa, OK 74104 Date of Event Requiring Statement: 03/24/2020