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Toyo Denki Seizo K.K. 6505

Company
東洋電機製造株式会社Toyo Denki Seizo K.K.
Investors
5
Buys
3
Total Value
¥1.2B ($7.6M)
Avg Return
+148.34%
Last Filing
2023-06-01

Toyo Denki Seizo K.K. (6505) has 3 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥1.2B ($7.6M) in reported transaction value. The earliest filing StockDrifts holds for Toyo Denki Seizo K.K. is dated 2023-05-15; the most recent is 2023-06-01. 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 +148.34%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-08-07BUYMarket Buy
東日本旅客鉄道株式会社
East Japan Railway Company
other1.9M¥2,405+1.0%¥1.4B ($9.0M)
2026-07-23BUYMarket Buy
東日本旅客鉄道株式会社
East Japan Railway Company
other973.5K¥2,407+0.9%¥2.3B ($15.1M)
2026-07-23BUYMarket Buy
東日本旅客鉄道株式会社
East Japan Railway Company
other1.4M¥2,407+0.9%¥926M ($6.0M)
2023-06-01BUYunknown
東日本旅客鉄道株式会社
East Japan Railway Company
strategic973.5K¥932+168.8%¥907M ($5.9M)
2023-05-15BUYnegotiated
三菱UFJモルガン・スタンレー証券株式会社
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.
other2.8K¥1,052+138.1%¥271M ($1.8M)
2023-05-15BUYnegotiated
三菱UFJ国際投信株式会社
Mitsubishi UFJ Financial Group Inc.
passive28.9K¥1,052+138.1%¥5M ($33K)
2023-05-15SELLnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive90.3K¥1,052-138.1%¥82M ($529K)
2023-05-15BUYnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic270.1K¥1,052+138.1%¥284M ($1.8M)

Frequently asked questions

Who has been buying Toyo Denki Seizo K.K. stock?
5 distinct investors have filed 3 disclosed large-shareholding filings in Toyo Denki Seizo K.K. (6505), most recently on 2023-06-01. 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 Toyo Denki Seizo K.K. have?
Toyo Denki Seizo K.K. has 3 buy-side and 1 sell-side disclosures on record, covering ¥1.2B ($7.6M) in total reported value, spanning 2023-05-15 to 2023-06-01.
Where does StockDrifts get Toyo Denki Seizo K.K. 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 Toyo Denki Seizo K.K.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.