Who has been buying Toyo Engineering Corporation stock?

7 distinct investors have filed 6 disclosed large-shareholding filings in Toyo Engineering Corporation (6330), most recently on 2026-04-07. 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 Engineering Corporation have?

Toyo Engineering Corporation has 6 buy-side and 33 sell-side disclosures on record, covering ¥406M ($2.6M) in total reported value, spanning 2021-07-05 to 2026-04-07.

Where does StockDrifts get Toyo Engineering 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.

Toyo Engineering Corporation 6330

Company

東洋エンジニアリング株式会社Toyo Engineering Corporation

Investors

Buys

Total Value

¥406M ($2.6M)

Avg Return

+326.56%

Last Filing

2026-04-07

Toyo Engineering Corporation (6330) has 6 disclosed large-shareholding filings and 33 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥406M ($2.6M) in reported transaction value. The earliest filing StockDrifts holds for Toyo Engineering Corporation is dated 2021-07-05; the most recent is 2026-04-07. 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 +326.56%, 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
2026-04-07	SELL	unknown	IAT Partners Ltd.	other	331.7K	¥2,207	-2.8%	¥454M ($2.9M)
2026-04-07	SELL	unknown	インテグラルTeam株式会社	other	2.2M	¥2,207	-2.8%	¥3.0B ($19.2M)
2026-04-07	SELL	unknown	IAT Partners Ltd.	other	537.6K	¥2,207	-2.8%	¥649M ($4.2M)
2026-04-07	SELL	unknown	インテグラルTeam株式会社	other	3.5M	¥2,207	-2.8%	¥4.2B ($27.1M)
2026-03-26	SELL	unknown	IAT Partners Ltd.	other	829.2K	¥2,650	+1.4%	¥2.2B ($14.0M)
2026-03-26	SELL	unknown	インテグラルTeam株式会社	other	5.4M	¥2,650	+1.4%	¥14.1B ($91.2M)
2026-03-26	SELL	unknown	IAT Partners Ltd.	other	929.5K	¥2,650	+1.4%	¥2.4B ($15.7M)
2026-03-26	SELL	unknown	IAT Partners Ltd.	other	1.3M	¥2,650	+1.4%	¥3.5B ($22.3M)
2026-03-26	SELL	unknown	インテグラルTeam株式会社	other	8.7M	¥2,650	+1.4%	¥22.7B ($146.7M)
2026-03-26	SELL	unknown	インテグラルTeam株式会社	other	6.2M	¥2,650	+1.4%	¥16.1B ($103.8M)
2026-03-12	SELL	unknown	IAT Partners Ltd.	other	1.6M	¥2,517	-3.8%	¥4.1B ($26.6M)
2026-03-12	SELL	unknown	インテグラルTeam株式会社	other	10.3M	¥2,517	-3.8%	¥26.9B ($173.3M)
2026-03-10	SELL	unknown	IAT Partners Ltd.	other	1.7M	¥2,549	-2.5%	¥4.5B ($29.2M)
2026-03-10	SELL	unknown	インテグラルTeam株式会社	other	11.3M	¥2,549	-2.5%	¥29.5B ($190.2M)
2026-03-10	SELL	unknown	IAT Partners Ltd.	other	1.9M	¥2,549	-2.5%	¥4.8B ($31.2M)
2026-03-10	SELL	unknown	インテグラルTeam株式会社	other	12.1M	¥2,549	-2.5%	¥31.5B ($203.5M)
2026-03-10	SELL	unknown	IAT Partners Ltd.	other	1.9M	¥2,549	-2.5%	¥5.1B ($32.6M)
2026-03-10	SELL	unknown	インテグラルTeam株式会社	other	12.6M	¥2,549	-2.5%	¥33.0B ($212.9M)
2026-03-10	SELL	unknown	IAT Partners Ltd.	other	2.1M	¥2,549	-2.5%	¥5.4B ($34.7M)
2026-03-10	SELL	unknown	インテグラルTeam株式会社	other	13.4M	¥2,549	-2.5%	¥35.1B ($226.1M)
2026-02-26	SELL	unknown	IAT Partners Ltd.	other	2.3M	¥3,215	+18.8%	¥6.0B ($38.5M)
2026-02-26	SELL	unknown	IAT Partners Ltd.	other	2.4M	¥3,215	+18.8%	¥6.3B ($40.5M)
2026-02-26	SELL	unknown	IAT Partners Ltd.	other	2.6M	¥3,215	+18.8%	¥6.7B ($43.1M)
2026-02-26	SELL	unknown	インテグラルTeam株式会社	other	14.9M	¥3,215	+18.8%	¥38.9B ($251.1M)
2026-02-26	SELL	unknown	インテグラルTeam株式会社	other	15.7M	¥3,215	+18.8%	¥41.0B ($264.5M)
2026-02-26	SELL	unknown	IAT Partners Ltd.	other	2.6M	¥3,215	+18.8%	¥6.7B ($43.1M)
2026-02-26	SELL	unknown	インテグラルTeam株式会社	other	16.7M	¥3,215	+18.8%	¥43.6B ($281.3M)
2026-02-26	SELL	unknown	IAT Partners Ltd.	other	2.1M	¥3,215	+18.8%	¥5.6B ($36.0M)
2026-02-26	SELL	unknown	インテグラルTeam株式会社	other	13.9M	¥3,215	+18.8%	¥36.4B ($234.8M)
2026-02-26	SELL	unknown	インテグラルTeam株式会社	other	16.7M	¥3,215	+18.8%	¥43.6B ($281.3M)
2024-01-12	SELL	unknown	三井化学株式会社 Mitsui Chemicals, Inc.	other	5.1M	¥796	-228.1%	¥2.1B ($13.9M)
2022-10-05	SELL	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	1.9K	¥584	-347.3%	¥1.0B ($6.6M)
2022-10-05	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	407.1K	¥584	+347.3%	¥58M ($377K)
2022-10-05	BUY	Market Buy	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	24.8K	¥584	+347.3%	¥1.0B ($6.6M)
2022-10-05	BUY	Market Buy	JPモルガン・アセット・マネジメント株式会社 JPMorgan Asset Management (Japan) Limited	passive	2.0M	¥584	+347.3%	¥1.2B ($7.5M)
2022-03-03	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	18.6K	¥541	+382.8%	¥10M ($65K)
2022-03-03	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	308.8K	¥541	+382.8%	¥167M ($1.1M)
2022-03-03	BUY	Market Buy	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	8.6K	¥541	+382.8%	¥223M ($1.4M)
2022-03-03	SELL	Market Buy	JPモルガン・アセット・マネジメント株式会社 JPMorgan Asset Management (Japan) Limited	passive	3.0M	¥541	-382.8%	¥3M ($21K)
2021-07-05	BUY	Market Buy	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	175.8K	¥711	+267.4%	¥125M ($806K)
2021-07-05	BUY	Market Buy	JPモルガン・アセット・マネジメント株式会社 JPMorgan Asset Management (Japan) Limited	passive	3.0M	¥711	+267.4%	¥2.1B ($13.6M)

Frequently asked questions

Who has been buying Toyo Engineering Corporation stock?: 7 distinct investors have filed 6 disclosed large-shareholding filings in Toyo Engineering Corporation (6330), most recently on 2026-04-07. 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 Engineering Corporation have?: Toyo Engineering Corporation has 6 buy-side and 33 sell-side disclosures on record, covering ¥406M ($2.6M) in total reported value, spanning 2021-07-05 to 2026-04-07.
Where does StockDrifts get Toyo Engineering 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 Toyo Engineering Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.