Track the 大豊建設株式会社 stock price and the full insider trade history of the company, a publicly traded company based in Japan. Shares trade on JP JP, under the supervision of EDINET (Japan FSA). Operating in the Industrials sector, 大豊建設株式会社 has recorded 15 insider filings. Market capitalisation: €65.3bn. The latest transaction was reported on 28 May 2026 (Holding update). Among the most active insiders: ―. The full history is openly available.
15
Insider Decl.
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Thresholds
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Buy Volume
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Sell Volume
14Σ signal
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 score
Ranked 11,637 of 28,169 companies
56.4
score / 100
Value
70
Quality
43
FCF yld4.5%
Earn yld7.0%
EV/EBITDA8.4x
ROE6.3%
Gross mgn11%
Net mgn3.3%
Debt/EBITDA1.0x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Σ
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
Daiho Construction Co., Ltd. is a Japanese company specializing in the construction industry. It is listed on the Tokyo Stock Exchange under the symbol XTKS.