Idemitsu Kosan Co.,Ltd. [5019.T]

TOKYO, Jun 01 (Pulse News Wire) – Idemitsu Kosan Co., Ltd. (5019.T) announced progress on its share repurchase program. The company acquired 8,557,900 shares for a total of ¥11,626,064,650 during the period from May 1, 2026 to May 31, 2026 through open market purchases.

Share buyback

Shares

8.6M shares

Total cost

¥11.6B

Avg ¥1,359/share

Period

2026-05-01 to 2026-05-31

Progress vs authorization

8.6M shares of 43.0M shares (19.9%)

Source: TDNet filing

Original Disclosure (PDF)

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