Idemitsu Kosan completes share buyback, announces cancellation

Idemitsu Kosan (TSE: 5019) announced the completion of its share repurchase program, initially approved by the board of directors on May 14, 2024, and confirmed the cancellation of a significant number of treasury shares. The company repurchased a total of 69,331,300 of its common shares between July 29, 2024 and March 14, 2025, at an aggregate cost of ¥69,999,975,640. This buyback was conducted via market purchases, under the terms of the original resolution. The company also completed another tranche of share repurchase between March 1, 2025 and March 14, 2025 repurchasing 2,430,700 shares for 2,573,304,500 yen.