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Chiyoda Co., Ltd. 8185

Company
株式会社チヨダChiyoda Co., Ltd.
Investors
4
Buys
5
Total Value
¥667M ($4.3M)
Avg Return
+14.24%
Last Filing
2025-12-18

Chiyoda Co., Ltd. (8185) has 5 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥667M ($4.3M) in reported transaction value. The earliest filing StockDrifts holds for Chiyoda Co., Ltd. is dated 2022-01-11; the most recent is 2025-12-18. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). Across these filings the average return since disclosure is +14.24%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-05-19BUYMarket Buy
いちごアセットマネジメント株式会社
engagement100¥944+2.9%¥94K ($609)
2026-05-19SELLMarket Buy
いちごトラスト・ピーティーイー・リミテッド
Ichigo Trust Pte. Ltd.
passive0¥944-2.9%¥6.2B ($40.1M)
2026-05-19BUYMarket Buy
いちごアセットマネジメント・インターナショナル・ピーティーイー・リミテッド
Ichigo Asset Management International, Pte. Ltd.
passive6.6M¥944+2.9%¥6.2B ($40.1M)
2025-12-18BUYMarket Buy
株式会社中央商事
CHUOSHOJI Co,. LTD.
passive3.0M¥1,060-5.9%¥249M ($1.6M)
2023-07-27BUYMarket Buy
株式会社中央商事
CHUOSHOJI CO.,LTD.
passive3.0M¥1,007-1.0%¥509M ($3.3M)
2022-01-21SELLunknown
株式会社SMBC信託銀行
SMBC Trust Bank Co., Ltd.
other0¥750-32.9%¥449M ($2.9M)
2022-01-21BUYunknown
SMBC日興証券株式会社
SMBC Nikko Securities Inc.
other527.8K¥750+32.9%¥396M ($2.6M)
2022-01-21BUYunknown
株式会社 三井住友銀行
Sumitomo Mitsui Banking Corporation
other860.5K¥750+32.9%¥645M ($4.2M)
2022-01-11BUYunknown
SMBC日興証券株式会社
SMBC Nikko Securities Inc.
other528.0K¥791+26.0%¥418M ($2.7M)
2022-01-11BUYunknown
株式会社SMBC信託銀行
SMBC Trust Bank Co., Ltd.
other600.0K¥791+26.0%¥475M ($3.1M)
2022-01-11BUYunknown
株式会社 三井住友銀行
Sumitomo Mitsui Banking Corporation
other860.5K¥791+26.0%¥681M ($4.4M)

Frequently asked questions

Who has been buying Chiyoda Co., Ltd. stock?
4 distinct investors have filed 5 disclosed large-shareholding filings in Chiyoda Co., Ltd. (8185), most recently on 2025-12-18. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does Chiyoda Co., Ltd. have?
Chiyoda Co., Ltd. has 5 buy-side and 1 sell-side disclosures on record, covering ¥667M ($4.3M) in total reported value, spanning 2022-01-11 to 2025-12-18.
Where does StockDrifts get Chiyoda Co., Ltd. insider data?
From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.
Do insider buys in Japanese stocks predict returns?
Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Source filings

Every trade listed above is disclosed in EDINET large-shareholding (5%+) reports, filed with the Financial Services Agency (Japan). View the original EDINET filings for Chiyoda Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.