InsidersTradesSigma
Track the 住友理工株式会社 stock price and the full management transaction log of the company, a publicly traded company based in Japan. Shares are listed on the JP market, under the authority of EDINET (Japan FSA). The latest transaction was reported on 19 January 2026 (Holding update). Among the most active insiders: MARUYASU INDUSTRIES CO.,LTD.. Every trade is accessible without an account.
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Fundamental view, insider signal, bull and bear case, synthesis.
AI analysis generation is paused.
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Sumitomo Riko Company Limited is a Japanese company specializing in the manufacturing of rubber and plastic products for various sectors, including automotive and industrial. It is listed on the Tokyo Stock Exchange under the symbol XTKS.