Report on Disposal of Treasury Shares by SK Telecom Co., Ltd.

SK Telecom Co., Ltd. reported the disposal of 51,952 treasury shares between April 28, 2026, and May 13, 2026. The total proceeds from this disposal amounted to 5,471,321,600 Won. The shares were disposed of at a price based on the market closing price on the respective disposal dates. Following the disposal, SK Telecom held 1,732,142 common shares as treasury stock, representing 0.81% of the total shares, with a value of 86,990 million Won as of May 18, 2026. This action is in line with a previous decision on the disposal of treasury shares made on February 4, 2026.