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Takaoka Toko Co., Ltd. 6617

Company
株式会社東光高岳Takaoka Toko Co., Ltd.
Investors
4
Buys
5
Total Value
¥7.4B ($47.5M)
Avg Return
+169.13%
Last Filing
2026-05-11

Takaoka Toko Co., Ltd. (6617) has 5 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥7.4B ($47.5M) in reported transaction value. The earliest filing StockDrifts holds for Takaoka Toko Co., Ltd. is dated 2022-06-21; the most recent is 2026-05-11. 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 +169.13%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-08-07BUYunknown
SMBC日興証券株式会社
other17.7K¥7,720+0.1%¥137M ($882K)
2026-08-07BUYMarket Buy
三井住友DSアセットマネジメント株式会社
passive1.2M¥7,720+0.1%¥1.4B ($8.8M)
2026-05-21BUYMarket Buy
三井住友DSアセットマネジメント株式会社
Sumitomo Mitsui DS Asset Management Company, Limited
passive1.1M¥7,430-4.7%¥1.7B ($10.9M)
2026-05-11BUYMarket Buy
三井住友DSアセットマネジメント株式会社
Sumitomo Mitsui DS Asset Management Company, Limited
passive830.1K¥8,360-6.3%¥6.9B ($44.8M)
2023-03-06SELLunknown
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
unknown0¥2,335-142.0%¥418M ($2.7M)
2023-03-06BUYunknown
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other228.8K¥2,335+142.0%¥137M ($883K)
2023-03-06SELLunknown
三井住友トラスト・アセットマネジメント株式会社
Sumitomo Mitsui Trust Asset Management Co.,Ltd.
other464.3K¥2,335-142.0%¥4M ($25K)
2022-06-21BUYnegotiated
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other171.6K¥1,679+236.5%¥288M ($1.9M)
2022-06-21BUYnegotiated
三井住友トラスト・アセットマネジメント株式会社
Sumitomo Mitsui Trust Asset Management Co.,Ltd.
other466.2K¥1,679+236.5%¥783M ($5.0M)
2022-06-21BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic178.7K¥1,679+236.5%¥300M ($1.9M)

Frequently asked questions

Who has been buying Takaoka Toko Co., Ltd. stock?
4 distinct investors have filed 5 disclosed large-shareholding filings in Takaoka Toko Co., Ltd. (6617), most recently on 2026-05-11. 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 Takaoka Toko Co., Ltd. have?
Takaoka Toko Co., Ltd. has 5 buy-side and 2 sell-side disclosures on record, covering ¥7.4B ($47.5M) in total reported value, spanning 2022-06-21 to 2026-05-11.
Where does StockDrifts get Takaoka Toko 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 Takaoka Toko Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.