 SAN FRANCISCO, June 10, 2021 PRNewswire -- Thoma Bravo, a leading private equity investment firm focused on the software and technology-enabled services sector, today affirmed its commitment to purchase additional ironSource shares, should they become available through redemptions by shareholders of Thoma Bravo Advantage TBA NYSE:TBA, upon closing of TBAs previously announced business combination with ironSource Ltd. ironSource, a leading business platform for the App Economy. 