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

7 distinct investors have filed 31 disclosed large-shareholding filings in Toho Lamac Co., Ltd. (7422), most recently on 2025-09-03. 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 Lamac Co., Ltd. have?

Toho Lamac Co., Ltd. has 31 buy-side and 1 sell-side disclosures on record, covering ¥330M ($2.1M) in total reported value, spanning 2023-02-06 to 2025-09-03.

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 Lamac Co., Ltd. 7422

Company

東邦レマック株式会社Toho Lamac Co., Ltd.

Investors

Buys

Total Value

¥330M ($2.1M)

Avg Return

+9.71%

Last Filing

2025-09-03

Toho Lamac Co., Ltd. (7422) has 31 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥330M ($2.1M) in reported transaction value. The earliest filing StockDrifts holds for Toho Lamac Co., Ltd. is dated 2023-02-06; the most recent is 2025-09-03. Across these filings the average return since disclosure is +9.71%, 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
2025-09-03	BUY	unknown	マネックス証券株式会社 Monex ,Inc.	other	7.5K	¥581	-29.4%	¥223M ($1.4M)
2025-08-20	BUY	unknown	マネックス証券株式会社 Monex ,Inc.	other	363.5K	¥599	-31.6%	¥218M ($1.4M)
2025-03-24	BUY	unknown	株式会社フロンティアグループ Frontier Group Co.,Ltd.	activist	944.0K	¥446	-	-
2025-03-24	BUY	unknown	山形秀樹 Hideki Yamagata	activist	3.0K	¥446	-	-
2025-03-24	BUY	unknown	金子嘉德 Yoshitaka Kaneko	activist	40.0K	¥446	-	-
2024-06-20	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	58.7K	¥475	-13.7%	¥3M ($17K)
2024-06-20	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	8.7K	¥475	-	-
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	6.7K	¥482	-14.9%	¥247K ($2K)
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	8.7K	¥482	-	-
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	8.0K	¥482	-14.9%	¥617K ($4K)
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	8.7K	¥482	-14.9%	¥346K ($2K)
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	6.7K	¥482	-	-
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	33.4K	¥482	-14.9%	¥4M ($25K)
2024-04-26	BUY	unknown	金子将幸 KANEKO MASAYUKI	activist	53.0K	¥482	-14.9%	¥3M ($17K)
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	53.0K	¥482	-14.9%	¥3M ($17K)
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	47.5K	¥482	-14.9%	¥2M ($10K)
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	44.3K	¥482	-14.9%	¥3M ($17K)
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	38.8K	¥482	-14.9%	¥740K ($5K)
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	37.3K	¥482	-14.9%	¥2M ($12K)
2024-04-26	BUY	Market Buy	金子将幸 KANEKO MASAYUKI	activist	25.3K	¥482	-14.9%	¥3M ($17K)
2024-04-26	BUY	unknown	金子将幸 KANEKO MASAYUKI	activist	19.7K	¥482	-14.9%	¥9M ($61K)
2024-04-26	BUY	unknown	株式会社ヌル Null Co., Ltd.	strategic	6.2K	¥482	-14.9%	¥3M ($19K)
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	8.7K	¥482	-	-
2024-04-26	BUY	Market Buy	株式会社ヌル Null Co., Ltd.	strategic	8.7K	¥482	-	-
2024-04-26	BUY	unknown	株式会社ヌル Null Co., Ltd.	strategic	8.7K	¥482	-	-
2024-03-19	BUY	unknown	山形秀樹 Hideki Yamagata	activist	300	¥433.5	-	-
2024-03-19	BUY	unknown	金子嘉德 Yoshitaka Kaneko	activist	4.0K	¥433.5	-	-
2024-03-19	BUY	unknown	株式会社フロンティアグループ Frontier Group Co.,Ltd.	activist	94.4K	¥433.5	-	-
2024-03-11	BUY	Market Buy	株式会社フロンティアグループ Frontier Group Co.,Ltd.	activist	94.4K	¥429	-4.4%	¥2M ($13K)
2024-03-11	SELL	Market Buy	金子嘉德 Yoshitaka Kaneko	activist	4.0K	¥429	+4.4%	¥25M ($159K)
2024-03-11	BUY	Market Buy	山形秀樹 Hideki Yamagata	activist	300	¥429	-4.4%	¥13M ($85K)
2024-01-19	BUY	Market Buy	金子嘉德 Yoshitaka Kaneko	other	600	¥360.5	-	-
2024-01-19	BUY	Market Buy	株式会社フロンティアグループ Frontier Group Co.,Ltd.	activist	89.6K	¥360.5	+13.7%	¥2M ($12K)
2023-11-13	BUY	Market Buy	株式会社フロンティアグループ Frontier Group Co.,Ltd.	activist	84.4K	¥304.5	+34.6%	¥967K ($6K)
2023-11-13	BUY	Market Buy	金子嘉德 Yoshitaka Kaneko	other	600	¥304.5	-	-
2023-10-05	BUY	unknown	株式会社フロンティアグループ Frontier Group Co.,Ltd.	other	81.2K	¥275	+49.1%	¥1M ($9K)
2023-10-05	BUY	Market Buy	株式会社フロンティアグループ Frontier Group Co.,Ltd.	other	81.2K	¥275	+49.1%	¥1M ($9K)
2023-10-05	BUY	unknown	金子嘉德 Yoshitaka Kaneko	other	600	¥275	+49.1%	¥4M ($27K)
2023-10-05	BUY	Market Buy	金子嘉德 Yoshitaka Kaneko	other	600	¥275	+49.1%	¥4M ($27K)
2023-02-07	BUY	unknown	有限会社パックス・ケイ代表取締役社長笠井庄治 paxk	unknown	3.0K	¥289	+41.9%	¥657K ($4K)
2023-02-07	BUY	unknown	有限会社パックス・ケイ代表取締役社長笠井庄治 paxk	other	3.0K	¥289	+41.9%	¥671K ($4K)
2023-02-06	BUY	unknown	株式会社フロンティアグループ Frontier Group Co.,Ltd.	other	76.0K	¥289	+41.9%	¥22M ($142K)
2023-02-06	BUY	unknown	株式会社フロンティアグループ Frontier Group Co.,Ltd.	other	76.0K	¥289	+41.9%	¥22M ($142K)
2023-02-06	BUY	unknown	株式会社フロンティアグループ Frontier Group Co.,Ltd.	other	76.0K	¥289	+41.9%	¥22M ($142K)
2023-02-06	BUY	unknown	金子嘉徳 Yoshinori Kaneko	other	500	¥289	+41.9%	¥145K ($932)
2023-02-06	BUY	unknown	金子嘉德 Yoshitaka Kaneko	other	500	¥289	+41.9%	¥145K ($932)

Frequently asked questions

Who has been buying Toho Lamac Co., Ltd. stock?: 7 distinct investors have filed 31 disclosed large-shareholding filings in Toho Lamac Co., Ltd. (7422), most recently on 2025-09-03. 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 Lamac Co., Ltd. have?: Toho Lamac Co., Ltd. has 31 buy-side and 1 sell-side disclosures on record, covering ¥330M ($2.1M) in total reported value, spanning 2023-02-06 to 2025-09-03.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.