Who has been buying Mutoh Holdings Co., Ltd. stock?

40 distinct investors have filed 26 disclosed large-shareholding filings in Mutoh Holdings Co., Ltd. (7999), 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 Mutoh Holdings Co., Ltd. have?

Mutoh Holdings Co., Ltd. has 26 buy-side and 38 sell-side disclosures on record, covering ¥37.6B ($242.4M) in total reported value, spanning 2023-08-04 to 2026-04-07.

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.

Mutoh Holdings Co., Ltd. 7999

Company

MUTOHホールディングス株式会社Mutoh Holdings Co., Ltd.

Investors

Buys

Total Value

¥37.6B ($242.4M)

Avg Return

+155.72%

Last Filing

2026-04-07

Mutoh Holdings Co., Ltd. (7999) has 26 disclosed large-shareholding filings and 38 disclosed disposals on record, filed by 40 distinct investors. Together those filings cover ¥37.6B ($242.4M) in reported transaction value. The earliest filing StockDrifts holds for Mutoh Holdings Co., Ltd. is dated 2023-08-04; the most recent is 2026-04-07. Across these filings the average return since disclosure is +155.72%, 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	BUY	Market Buy	野村證券株式会社	other	105.9K	¥7,570	+0.1%	¥27M ($173K)
2026-04-07	SELL	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	46.0K	¥7,570	-0.1%	¥991M ($6.4M)
2026-04-03	SELL	unknown	JPモルガン証券株式会社	other	600	¥7,570	-0.1%	¥157M ($1.0M)
2026-04-03	SELL	unknown	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	78	¥7,570	-0.1%	¥138M ($889K)
2026-04-03	SELL	unknown	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	178	¥7,570	-0.1%	¥2.7B ($17.7M)
2026-03-30	SELL	unknown	サムソン・ロック・キャピタル・エルエルピー(Samson Rock Capital LLP) Samson Rock Capital LLP	unknown	0	¥7,560	-0.3%	¥2.3B ($14.7M)
2026-03-25	SELL	unknown	TCS‐1投資事業有限責任組合無限責任組合員 Tokyo‐1GP株式会社	other	0	¥7,560	-0.3%	¥294M ($1.9M)
2026-03-25	SELL	unknown	TCS‐2投資事業有限責任組合無限責任組合員 Tokyo‐2GP株式会社	other	0	¥7,560	-0.3%	¥5.6B ($36.1M)
2026-03-25	SELL	unknown	ティー・シー・エス・スリー・エル・ピー	other	0	¥7,560	-0.3%	¥3.1B ($19.9M)
2026-03-25	SELL	unknown	ティー・シー・エス・フォー・エル・ピー	other	0	¥7,560	-0.3%	¥3.3B ($21.1M)
2026-03-25	SELL	unknown	豊栄実業株式会社	other	0	¥7,560	-0.3%	¥2.2B ($14.2M)
2026-03-24	BUY	acquisition	ブラザー工業株式会社 BROTHER INDUSTRIES, LTD.	activist	4.0M	¥7,550	+0.4%	¥30.5B ($196.7M)
2026-03-23	BUY	unknown	野村證券株式会社	other	102.5K	¥7,540	+0.5%	¥773M ($5.0M)
2026-03-23	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	177.0K	¥7,540	+0.5%	¥1.3B ($8.6M)
2026-03-18	BUY	Market Buy	JPモルガン証券株式会社	other	21.1K	¥7,620	-	-
2026-03-18	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	361.5K	¥7,620	-0.5%	¥420M ($2.7M)
2026-03-18	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	18.4K	¥7,620	-	-
2026-03-04	BUY	unknown	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	306.1K	¥7,620	-0.5%	¥2.3B ($15.0M)
2026-03-04	BUY	unknown	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	18.4K	¥7,620	-0.5%	¥140M ($905K)
2026-03-04	BUY	unknown	JPモルガン証券株式会社	other	21.1K	¥7,620	-0.5%	¥160M ($1.0M)
2026-02-25	BUY	Market Buy	サムソン・ロック・キャピタル・エルエルピー(Samson Rock Capital LLP) Samson Rock Capital LLP	passive	302.5K	¥7,630	-0.7%	¥2.3B ($14.9M)
2026-02-12	BUY	Market Buy	Tokyo‐1GP株式会社	passive	39.0K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・フォー・エル・ピー	unknown	432.8K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・スリー・エル・ピー	unknown	408.5K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・フォー・エル・ピー	unknown	432.8K	¥7,610	-	-
2026-02-12	BUY	Market Buy	豊栄実業株式会社	unknown	291.4K	¥7,610	-	-
2026-02-12	BUY	Market Buy	Tokyo‐1GP株式会社	passive	39.0K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・スリー・エル・ピー	unknown	408.5K	¥7,610	-	-
2026-02-12	BUY	Market Buy	豊栄実業株式会社	unknown	291.4K	¥7,610	-	-
2026-02-12	BUY	Market Buy	TCS‐1投資事業有限責任組合無限責任組合員 Tokyo‐1GP株式会社	passive	39.0K	¥7,610	-	-
2026-02-12	BUY	Market Buy	TCS‐2投資事業有限責任組合無限責任組合員Tokyo‐2GP株式会社	passive	741.2K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・スリー・エル・ピー	passive	408.5K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・フォー・エル・ピー	passive	432.8K	¥7,610	-	-
2026-02-12	BUY	Market Buy	豊栄実業株式会社	passive	291.4K	¥7,610	-	-
2026-02-12	BUY	Market Buy	TCS‐1投資事業有限責任組合無限責任組合員 Tokyo‐1GP株式会社	passive	39.0K	¥7,610	-	-
2026-02-12	BUY	Market Buy	TCS‐2投資事業有限責任組合無限責任組合員 Tokyo‐2GP株式会社	passive	741.2K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・スリー・エル・ピー	passive	408.5K	¥7,610	-	-
2026-02-12	BUY	Market Buy	ティー・シー・エス・フォー・エル・ピー	passive	432.8K	¥7,610	-	-
2026-02-12	BUY	Market Buy	豊栄実業株式会社	passive	291.4K	¥7,610	-	-
2024-12-16	SELL	unknown	TCSホールディングス株式会社 TCS HOLDINGS CO.,LTD.	unknown	0	¥2,449	-209.5%	¥3.2B ($20.9M)
2024-12-16	SELL	unknown	株式会社マーブル Marble Co., Ltd.	unknown	0	¥2,449	-209.5%	¥962M ($6.2M)
2024-12-16	SELL	unknown	コムシス株式会社 COMSYS Co., Ltd.	unknown	0	¥2,449	-209.5%	¥7.6B ($48.7M)
2024-12-12	BUY	Market Buy	TCS‐2投資事業有限責任組合無限責任組合員 Tokyo‐2GP株式会社 TCS-2 Investment Limited Partnership Unlimited Partner Tokyo-2GP Co., Ltd.	passive	741.2K	¥2,449	+209.5%	¥1.8B ($11.7M)
2024-12-12	BUY	Market Buy	ティー・シー・エス・スリー・エル・ピー TCS-3 L.P.	passive	408.5K	¥2,449	+209.5%	¥1.0B ($6.5M)
2024-12-12	BUY	Market Buy	ティー・シー・エス・フォー・エル・ピー TCS-4 L.P.	passive	432.8K	¥2,449	+209.5%	¥1.1B ($6.8M)
2024-12-12	BUY	Market Buy	豊栄実業株式会社 Toyoei Jitsugyo Co., Ltd.	passive	291.4K	¥2,449	+209.5%	¥714M ($4.6M)
2024-12-12	BUY	Market Buy	TCS‐1投資事業有限責任組合無限責任組合員 Tokyo‐1GP株式会社 TCS-1 Investment Limited Partnership Unlimited Partner Tokyo-1GP Co., Ltd.	passive	39.0K	¥2,449	+209.5%	¥96M ($616K)
2024-11-20	BUY	unknown	TCSホールディングス株式会社 TCS HOLDINGS CO.,LTD.	strategic	1.3M	¥2,455	-	-
2024-11-20	BUY	unknown	株式会社マーブル Marble Co., Ltd.	corporate	392.9K	¥2,455	-	-
2024-11-20	BUY	unknown	コムシス株式会社 COMSYS Co., Ltd.	corporate	30.8K	¥2,455	-	-

Showing the 50 most recent of 103 filings.

Frequently asked questions

Who has been buying Mutoh Holdings Co., Ltd. stock?: 40 distinct investors have filed 26 disclosed large-shareholding filings in Mutoh Holdings Co., Ltd. (7999), 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 Mutoh Holdings Co., Ltd. have?: Mutoh Holdings Co., Ltd. has 26 buy-side and 38 sell-side disclosures on record, covering ¥37.6B ($242.4M) in total reported value, spanning 2023-08-04 to 2026-04-07.
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.