Who has been buying Toho Co., Ltd. stock?

7 distinct investors have filed 9 disclosed large-shareholding filings in Toho Co., Ltd. (8142), most recently on 2026-03-06. 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 Toho Co., Ltd. have?

Toho Co., Ltd. has 9 buy-side and 5 sell-side disclosures on record, covering ¥1.6B ($10.0M) in total reported value, spanning 2024-02-06 to 2026-03-06.

Where does StockDrifts get Toho 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.

Toho Co., Ltd. 8142

Company

株式会社トーホーToho Co., Ltd.

Investors

Buys

Total Value

¥1.6B ($10.0M)

Avg Return

+21.48%

Last Filing

2026-03-06

Toho Co., Ltd. (8142) has 9 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥1.6B ($10.0M) in reported transaction value. The earliest filing StockDrifts holds for Toho Co., Ltd. is dated 2024-02-06; the most recent is 2026-03-06. 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 +21.48%, 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
2026-03-06	SELL	unknown	SMBC日興証券株式会社	other	580.0K	¥1,322	-3.9%	¥797M ($5.1M)
2026-03-06	SELL	unknown	三井住友DSアセットマネジメント株式会社	passive	767.7K	¥1,322	-3.9%	¥1.1B ($6.8M)
2026-03-06	SELL	unknown	株式会社三井住友銀行	other	0	¥1,322	-3.9%	-
2026-01-22	BUY	Market Buy	国分グループ本社株式会社	strategic	551.4K	¥1,305	+5.3%	¥758M ($4.9M)
2026-01-22	BUY	Market Buy	国分ホールディングス株式会社	strategic	977.0K	¥1,305	+5.3%	¥1.3B ($8.7M)
2026-01-22	BUY	unknown	国分グループ本社株式会社	strategic	551.4K	¥1,305	-5.3%	¥758M ($4.9M)
2026-01-22	BUY	unknown	国分ホールディングス株式会社	strategic	977.0K	¥1,305	-5.3%	¥1.3B ($8.7M)
2026-01-09	BUY	unknown	三井住友DSアセットマネジメント株式会社	passive	271.0K	¥1,316.67	+4.4%	¥372M ($2.4M)
2026-01-09	BUY	unknown	株式会社三井住友銀行	other	64.9K	¥1,316.67	+4.4%	¥89M ($575K)
2026-01-09	BUY	unknown	SMBC日興証券株式会社	other	272.5K	¥1,316.67	+4.4%	¥374M ($2.4M)
2024-07-19	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	120.8K	¥1,121.67	-22.5%	¥20M ($128K)
2024-07-19	SELL	unknown	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	336.2K	¥1,121.67	-22.5%	¥125M ($805K)
2024-02-21	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	138.5K	¥981.33	+40.0%	¥11M ($70K)
2024-02-21	BUY	Market Buy	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	446.6K	¥981.33	+40.0%	¥23M ($146K)
2024-02-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	128.2K	¥948.67	+44.8%	¥122M ($785K)
2024-02-06	BUY	unknown	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	423.5K	¥948.67	+44.8%	¥402M ($2.6M)

Frequently asked questions

Who has been buying Toho Co., Ltd. stock?: 7 distinct investors have filed 9 disclosed large-shareholding filings in Toho Co., Ltd. (8142), most recently on 2026-03-06. 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 Toho Co., Ltd. have?: Toho Co., Ltd. has 9 buy-side and 5 sell-side disclosures on record, covering ¥1.6B ($10.0M) in total reported value, spanning 2024-02-06 to 2026-03-06.
Where does StockDrifts get Toho 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 Toho Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.