Discover the full insider trade history of 昭和電工株式会社, a listed equity based in Japan. Shares are quoted on JP JP, under the supervision of EDINET (Japan FSA). Market capitalisation: €1,181.1bn. The latest transaction was reported on 10 January 2023 — Holding update. Among the most active insiders: Showa Denko K.K.. Every trade is openly available.