Who has been buying G-Tekt Corporation stock?

10 distinct investors have filed 1 disclosed large-shareholding filings in G-Tekt Corporation (5970), most recently on 2026-01-22. 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 G-Tekt Corporation have?

G-Tekt Corporation has 1 buy-side and 12 sell-side disclosures on record, covering ¥2.6B ($16.9M) in total reported value, spanning 2022-10-07 to 2026-01-22.

Where does StockDrifts get G-Tekt 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.

G-Tekt Corporation 5970

Company

株式会社ジーテクトG-Tekt Corporation

Investors

Buys

Total Value

¥2.6B ($16.9M)

Avg Return

+5.29%

Last Filing

2026-01-22

G-Tekt Corporation (5970) has 1 disclosed large-shareholding filings and 12 disclosed disposals on record, filed by 10 distinct investors. Together those filings cover ¥2.6B ($16.9M) in reported transaction value. The earliest filing StockDrifts holds for G-Tekt Corporation is dated 2022-10-07; the most recent is 2026-01-22. 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 +5.29%, 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
2026-01-22	SELL	unknown	本田技研工業株式会社 HONDA MOTOR CO., LTD.	other	9.0M	¥2,033	+7.0%	¥1.1B ($6.9M)
2025-12-18	SELL	unknown	本田技研工業株式会社 HONDA MOTOR CO., LTD.	other	9.5M	¥1,888	-0.1%	¥6.6B ($42.6M)
2025-12-16	BUY	negotiated	株式会社ケー・ピー	strategic	2.2M	¥1,904	+0.7%	¥4.2B ($26.8M)
2025-12-16	BUY	negotiated	菊池笙子	activist	25.4K	¥1,904	+0.7%	¥48M ($310K)
2025-12-16	BUY	negotiated	菊池俊嗣	activist	905.9K	¥1,904	+0.7%	¥1.7B ($11.0M)
2025-12-16	BUY	negotiated	株式会社ケー・ピー	strategic	2.2M	¥1,904	+0.7%	¥4.2B ($26.8M)
2025-12-16	BUY	negotiated	菊池笙子	activist	25.4K	¥1,904	+0.7%	¥48M ($310K)
2025-12-16	BUY	negotiated	菊池俊嗣	activist	905.9K	¥1,904	+0.7%	¥1.7B ($11.0M)
2025-12-16	BUY	unknown	高尾直宏	other	1.3M	¥1,904	+0.7%	¥2.4B ($15.7M)
2025-12-16	BUY	unknown	TKホールディングス株式会社	other	2.2M	¥1,904	+0.7%	¥4.1B ($26.8M)
2025-06-20	BUY	unknown	本田技研工業株式会社 HONDA MOTOR CO., LTD.	other	13.0M	¥1,712	+10.4%	¥22.3B ($144.0M)
2025-06-20	BUY	unknown	本田技研工業株式会社 HONDA MOTOR CO., LTD.	other	13.0M	¥1,712	+10.4%	¥22.3B ($144.0M)
2024-10-07	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥1,617	+16.9%	¥3.6B ($23.0M)
2024-10-07	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥1,617	+16.9%	¥41M ($265K)
2024-10-07	BUY	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	905.9K	¥1,617	+16.9%	¥1.5B ($9.5M)
2024-02-06	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥2,035	-7.1%	¥52M ($334K)
2024-02-06	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥2,035	-7.1%	¥52M ($334K)
2024-02-06	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥2,035	-7.1%	¥4.5B ($28.9M)
2024-02-06	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥2,035	-7.1%	¥4.5B ($28.9M)
2024-02-06	SELL	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	905.9K	¥2,035	+7.1%	¥894M ($5.8M)
2024-02-06	SELL	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	905.9K	¥2,035	+7.1%	¥894M ($5.8M)
2023-07-07	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	1.7M	¥1,795	-5.3%	¥292M ($1.9M)
2023-07-07	BUY	unknown	株式会社三井住友銀行 Sumitomo Mitsui Banking Corporation	other	192.0K	¥1,795	+5.3%	¥345M ($2.2M)
2023-07-07	BUY	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	16.5K	¥1,795	+5.3%	¥2.6B ($16.9M)
2023-06-30	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥1,722	+9.8%	¥3.8B ($24.5M)
2023-06-30	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥1,722	+9.8%	¥44M ($283K)
2023-06-30	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥1,722	+9.8%	¥3.8B ($24.5M)
2023-06-30	SELL	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	1.3M	¥1,722	-9.8%	¥764M ($4.9M)
2023-06-30	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥1,722	+9.8%	¥44M ($283K)
2023-06-30	SELL	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	1.3M	¥1,722	-9.8%	¥764M ($4.9M)
2023-05-11	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥1,486	+27.2%	¥3.3B ($21.1M)
2023-05-11	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥1,486	+27.2%	¥38M ($244K)
2023-05-11	BUY	negotiated	株式会社ケー・ピー K.P. Co., Ltd.	strategic	2.2M	¥1,486	+27.2%	¥3.3B ($21.1M)
2023-05-11	BUY	negotiated	菊池笙子 Shoko Kikuchi	activist	25.4K	¥1,486	+27.2%	¥38M ($244K)
2023-05-11	SELL	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	1.8M	¥1,486	-27.2%	¥653M ($4.2M)
2023-05-11	SELL	negotiated	菊池俊嗣 TOSHITUGU KIKUCHI	activist	1.8M	¥1,486	-27.2%	¥653M ($4.2M)
2023-04-07	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	2.1M	¥1,388	-36.2%	¥799M ($5.2M)
2022-11-22	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	2.7M	¥1,530	-23.5%	¥793M ($5.1M)
2022-10-07	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	3.2M	¥1,314	-43.8%	¥623M ($4.0M)

Frequently asked questions

Who has been buying G-Tekt Corporation stock?: 10 distinct investors have filed 1 disclosed large-shareholding filings in G-Tekt Corporation (5970), most recently on 2026-01-22. 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 G-Tekt Corporation have?: G-Tekt Corporation has 1 buy-side and 12 sell-side disclosures on record, covering ¥2.6B ($16.9M) in total reported value, spanning 2022-10-07 to 2026-01-22.
Where does StockDrifts get G-Tekt 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 G-Tekt Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.