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Ito Yogyo Co., Ltd 5287

Company
株式会社イトーヨーギョーIto Yogyo Co., Ltd
Investors
4
Buys
5
Total Value
¥107M ($690K)
Avg Return
+19.39%
Last Filing
2026-04-27

Ito Yogyo Co., Ltd (5287) has 5 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥107M ($690K) in reported transaction value. The earliest filing StockDrifts holds for Ito Yogyo Co., Ltd is dated 2021-07-14; the most recent is 2026-04-27. 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 +19.39%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-04-27BUYMarket Buy
畑中 雄介
Yusuke Hatanaka
strategic400.1K¥1,040-12.2%¥57M ($369K)
2026-03-04BUYunknown
畑中 浩太郎
Kotaro Hatanaka
strategic370.1K¥1,226-6.4%¥49M ($316K)
2026-03-04BUYMarket Buy
畑中 浩太郎
Kotaro Hatanaka
strategic370.1K¥1,226-6.4%¥49M ($316K)
2026-03-04SELLunknown
畑中 千弘
Chihiro Hatanaka
strategic600.4K¥1,226+6.4%¥73M ($474K)
2024-03-15SELLunknown
畑中 千弘
Chihiro Hatanaka
strategic660.4K¥566-102.7%¥37M ($237K)
2024-03-15BUYunknown
畑中 千弘
Chihiro Hatanaka
strategic660.4K¥566+102.7%¥37M ($237K)
2022-03-02BUYunknown
畑中 浩太郎
Kotaro Hatanaka
strategic330.1K¥734+56.3%¥29M ($189K)
2022-03-02SELLunknown
畑中 千弘
Chihiro Hatanaka
strategic725.4K¥734-56.3%¥48M ($308K)
2022-03-02BUYMarket Buy
畑中 浩太郎
Kotaro Hatanaka
strategic330.1K¥734+56.3%¥29M ($189K)
2022-03-02BUYMarket Buy
畑中 雄介
Yusuke Hatanaka
strategic330.1K¥734+56.3%¥29M ($189K)
2021-12-10SELLunknown
伊藤 泰博
Yasuhiro Itou
strategic67.1K¥764-50.1%¥90M ($579K)
2021-08-27SELLunknown
伊藤 泰博
Yasuhiro Itou
strategic184.5K¥923-24.3%¥157M ($1.0M)
2021-08-27BUYunknown
伊藤 泰博
Yasuhiro Itou
strategic184.5K¥923+24.3%¥157M ($1.0M)
2021-07-14BUYMarket Buy
伊藤 泰博
Yasuhiro Itou
strategic354.5K¥1,171-2.0%¥836K ($5K)

Frequently asked questions

Who has been buying Ito Yogyo Co., Ltd stock?
4 distinct investors have filed 5 disclosed large-shareholding filings in Ito Yogyo Co., Ltd (5287), most recently on 2026-04-27. 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 Ito Yogyo Co., Ltd have?
Ito Yogyo Co., Ltd has 5 buy-side and 5 sell-side disclosures on record, covering ¥107M ($690K) in total reported value, spanning 2021-07-14 to 2026-04-27.
Where does StockDrifts get Ito Yogyo 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 Ito Yogyo Co., Ltd. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.