Who has been buying Totech Corporation stock?

9 distinct investors have filed 1 disclosed large-shareholding filings in Totech Corporation (9960), most recently on 2026-03-18. 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 Totech Corporation have?

Totech Corporation has 1 buy-side and 5 sell-side disclosures on record, covering ¥3.7B ($23.6M) in total reported value, spanning 2022-02-07 to 2026-03-18.

Where does StockDrifts get Totech 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.

Totech Corporation 9960

Company

東テク株式会社Totech Corporation

Investors

Buys

Total Value

¥3.7B ($23.6M)

Avg Return

-9.45%

Last Filing

2026-03-18

Totech Corporation (9960) has 1 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥3.7B ($23.6M) in reported transaction value. The earliest filing StockDrifts holds for Totech Corporation is dated 2022-02-07; the most recent is 2026-03-18. 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 -9.45%, 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
2026-08-04	SELL	unknown	草野洵哉	strategic	204	¥3,940	+3.4%	¥3.8B ($24.5M)
2026-08-04	BUY	unknown	日本レイ株式会社	strategic	6.2M	¥3,940	-3.4%	¥24.6B ($158.8M)
2026-08-04	BUY	unknown	草野洵哉	strategic	204	¥3,940	-3.4%	¥804K ($5K)
2026-08-04	BUY	unknown	日本レイ株式会社	strategic	6.2M	¥3,940	-3.4%	¥24.6B ($158.8M)
2026-06-05	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	125.0K	¥3,715	+14.8%	¥187M ($1.2M)
2026-06-05	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	1.1M	¥3,715	-14.8%	¥307M ($2.0M)
2026-06-05	SELL	unknown	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	380.4K	¥3,715	-14.8%	¥171M ($1.1M)
2026-06-05	SELL	unknown	エフアイエーエムエルエルシー FIAM LLC	other	338.2K	¥3,715	-14.8%	¥125M ($805K)
2026-06-05	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	1.3M	¥3,715	+14.8%	¥540M ($3.5M)
2026-06-05	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	74.8K	¥3,715	+14.8%	¥156M ($1.0M)
2026-06-05	BUY	Market Buy	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	1.2M	¥3,715	+14.8%	¥379M ($2.4M)
2026-06-05	BUY	unknown	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	142.8K	¥3,715	+14.8%	¥531M ($3.4M)
2026-06-05	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	3.0M	¥3,715	-14.8%	¥1.6B ($10.4M)
2026-06-05	BUY	unknown	フィデリティ・マネジメント・アンド・リサーチ・ジャパン株式会社	other	89.5K	¥3,715	+14.8%	¥332M ($2.1M)
2026-06-05	BUY	Market Buy	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	421.2K	¥3,715	+14.8%	¥140M ($905K)
2026-06-05	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	778.7K	¥3,715	+14.8%	¥1.6B ($10.6M)
2026-06-05	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	2.9M	¥3,715	-14.8%	¥203M ($1.3M)
2026-05-25	SELL	unknown	草野洵哉	strategic	204	¥3,715	-8.6%	¥3.6B ($23.1M)
2026-05-25	BUY	Market Buy	日本レイ株式会社	strategic	6.2M	¥3,715	+8.6%	¥3.6B ($23.1M)
2026-03-18	BUY	unknown	草野洵哉	strategic	966.2K	¥4,180	-9.4%	¥3.7B ($23.6M)
2026-03-18	SELL	unknown	草野和幸(相続人代表草野洵哉)	other	0	¥4,180	+9.4%	-
2026-03-18	BUY	unknown	日本レイ株式会社	strategic	5.3M	¥4,180	+9.4%	¥20.0B ($128.9M)
2024-12-25	BUY	unknown	草野和幸 Kazuyuki Kusano	strategic	1.2M	¥2,635	+43.6%	¥3.1B ($20.0M)
2024-12-25	BUY	unknown	日本レイ株式会社 NIHON RAY CO., LTD.	strategic	5.3M	¥2,635	+43.6%	¥13.9B ($89.8M)
2024-12-24	BUY	unknown	草野和幸 Kazuyuki Kusano	strategic	1.2M	¥2,581	+46.6%	¥3.0B ($19.6M)
2024-12-24	BUY	unknown	日本レイ株式会社 NIHON RAY CO., LTD.	strategic	5.3M	¥2,581	+46.6%	¥13.6B ($87.9M)
2024-12-06	BUY	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	662.9K	¥2,494	+51.8%	¥1.7B ($10.7M)
2024-12-06	SELL	unknown	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	53.9K	¥2,494	-51.8%	¥147M ($945K)
2024-12-06	SELL	unknown	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	0	¥2,494	-51.8%	¥50M ($323K)
2022-02-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	189.3K	¥807.67	-368.6%	¥101M ($649K)
2022-02-07	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	300	¥807.67	-368.6%	¥14M ($87K)
2022-02-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	670.0K	¥807.67	+368.6%	¥541M ($3.5M)

Frequently asked questions

Who has been buying Totech Corporation stock?: 9 distinct investors have filed 1 disclosed large-shareholding filings in Totech Corporation (9960), most recently on 2026-03-18. 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 Totech Corporation have?: Totech Corporation has 1 buy-side and 5 sell-side disclosures on record, covering ¥3.7B ($23.6M) in total reported value, spanning 2022-02-07 to 2026-03-18.
Where does StockDrifts get Totech 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 Totech Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.