Who has been buying TOKAI Holdings Corporation stock?

11 distinct investors have filed 13 disclosed large-shareholding filings in TOKAI Holdings Corporation (3167), most recently on 2025-09-19. 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 TOKAI Holdings Corporation have?

TOKAI Holdings Corporation has 13 buy-side and 16 sell-side disclosures on record, covering ¥4.0B ($25.8M) in total reported value, spanning 2021-04-22 to 2025-09-19.

Where does StockDrifts get TOKAI Holdings Corporation 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.

TOKAI Holdings Corporation 3167

Company

株式会社TOKAIホールディングスTOKAI Holdings Corporation

Investors

Buys

Total Value

¥4.0B ($25.8M)

Avg Return

+28.75%

Last Filing

2025-09-19

TOKAI Holdings Corporation (3167) has 13 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥4.0B ($25.8M) in reported transaction value. The earliest filing StockDrifts holds for TOKAI Holdings Corporation is dated 2021-04-22; the most recent is 2025-09-19. 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 +28.75%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2025-09-19	SELL	negotiated	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	1.7M	¥1,057	-11.0%	¥30M ($191K)
2025-09-19	BUY	negotiated	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.	other	2.9M	¥1,057	+11.0%	¥221M ($1.4M)
2025-09-19	SELL	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	2.4M	¥1,057	-11.0%	¥295M ($1.9M)
2025-03-21	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.7M	¥972	+20.7%	¥190M ($1.2M)
2025-03-21	BUY	negotiated	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.	other	2.7M	¥972	+20.7%	¥2.7B ($17.2M)
2025-03-21	SELL	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	2.7M	¥972	-20.7%	¥1.1B ($7.2M)
2024-03-25	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	2.3M	¥1,006	-16.6%	¥28M ($181K)
2024-03-25	SELL	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	730.5K	¥1,006	-16.6%	¥56M ($363K)
2024-03-25	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	strategic	1.7M	¥1,006	+16.6%	¥1.4B ($9.0M)
2024-03-25	SELL	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	1.6M	¥1,006	-16.6%	¥2.0B ($13.0M)
2023-10-05	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.8M	¥924	+26.9%	¥3.5B ($22.7M)
2023-10-05	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.5M	¥924	-26.9%	¥39M ($250K)
2023-10-05	SELL	negotiated	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.	other	2.7M	¥924	-26.9%	¥439M ($2.8M)
2023-06-22	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	2.3M	¥884	+32.7%	¥2.1B ($13.3M)
2023-06-22	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	782.1K	¥884	+32.7%	¥691M ($4.5M)
2023-06-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	strategic	293.8K	¥884	+32.7%	¥260M ($1.7M)
2023-06-22	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	3.6M	¥884	+32.7%	¥3.2B ($20.5M)
2023-04-21	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	2.3M	¥877	-33.8%	¥1.2B ($8.1M)
2023-04-21	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	782.1K	¥877	+33.8%	¥318M ($2.1M)
2023-04-21	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	strategic	242.3K	¥877	-33.8%	¥49M ($316K)
2023-04-21	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	3.6M	¥877	+33.8%	¥3.1B ($20.3M)
2023-04-20	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.5M	¥875	+34.1%	¥1.3B ($8.6M)
2023-04-20	SELL	negotiated	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.	other	3.2M	¥875	-34.1%	¥37M ($237K)
2023-04-20	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.8M	¥875	+34.1%	¥3.3B ($21.5M)
2023-04-06	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.5M	¥857	+36.9%	¥12M ($77K)
2023-04-06	SELL	negotiated	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.	other	3.3M	¥857	-36.9%	¥108M ($695K)
2023-04-06	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.8M	¥857	+36.9%	¥3.3B ($21.1M)
2022-12-06	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.5M	¥870	-34.8%	¥36M ($235K)
2022-12-06	BUY	negotiated	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.	other	3.4M	¥870	+34.8%	¥73M ($470K)
2022-12-06	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.8M	¥870	+34.8%	¥3.3B ($21.4M)
2022-10-06	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.6M	¥878	+33.6%	¥61M ($396K)
2022-10-06	SELL	negotiated	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.	other	3.3M	¥878	-33.6%	¥110M ($712K)
2022-10-06	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.8M	¥878	+33.6%	¥3.4B ($21.6M)
2021-09-07	BUY	Market Buy	SMBCファイナンスサービス株式会社 SMBC Finance Service Co., Ltd.	other	442.0K	¥921	+27.4%	¥407M ($2.6M)
2021-09-07	BUY	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	1.4M	¥921	+27.4%	¥13M ($83K)
2021-09-07	BUY	Market Buy	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	972.0K	¥921	+27.4%	¥895M ($5.8M)
2021-09-07	SELL	Market 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	passive	3.2M	¥921	-27.4%	¥1.3B ($8.4M)
2021-04-22	BUY	Market Buy	SMBCファイナンスサービス株式会社 SMBC Finance Service Co., Ltd.	other	442.0K	¥914	+28.3%	¥404M ($2.6M)
2021-04-22	BUY	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	1.4M	¥914	+28.3%	¥1.0B ($6.7M)
2021-04-22	BUY	Market Buy	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	972.0K	¥914	+28.3%	¥888M ($5.7M)
2021-04-22	SELL	Market 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	passive	4.6M	¥914	-28.3%	¥1.3B ($8.5M)

Frequently asked questions

Who has been buying TOKAI Holdings Corporation stock?: 11 distinct investors have filed 13 disclosed large-shareholding filings in TOKAI Holdings Corporation (3167), most recently on 2025-09-19. 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 TOKAI Holdings Corporation have?: TOKAI Holdings Corporation has 13 buy-side and 16 sell-side disclosures on record, covering ¥4.0B ($25.8M) in total reported value, spanning 2021-04-22 to 2025-09-19.
Where does StockDrifts get TOKAI Holdings Corporation 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 TOKAI Holdings Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.