Who has been buying Hirose Tusyo Inc. stock?

5 distinct investors have filed 1 disclosed large-shareholding filings in Hirose Tusyo Inc. (7185), most recently on 2025-08-05. 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 Hirose Tusyo Inc. have?

Hirose Tusyo Inc. has 1 buy-side and 8 sell-side disclosures on record, covering ¥1.3B ($8.5M) in total reported value, spanning 2021-03-31 to 2025-08-05.

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.

Hirose Tusyo Inc. 7185

Company

ヒロセ通商株式会社Hirose Tusyo Inc.

Investors

Buys

Total Value

¥1.3B ($8.5M)

Avg Return

+0.26%

Last Filing

2025-08-05

Hirose Tusyo Inc. (7185) has 1 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥1.3B ($8.5M) in reported transaction value. The earliest filing StockDrifts holds for Hirose Tusyo Inc. is dated 2021-03-31; the most recent is 2025-08-05. Across these filings the average return since disclosure is +0.26%, 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
2025-08-05	SELL	unknown	友延雅昭 Masaaki Tomonobe	other	513.6K	¥4,145	+6.3%	¥421M ($2.7M)
2024-09-09	BUY	unknown	友延雅昭 Masaaki Tomonobe	other	612.0K	¥3,830	-	-
2024-08-14	BUY	unknown	野市裕作 Yusaku Noichi	other	345.4K	¥3,815	+1.8%	¥1.3B ($8.5M)
2022-08-02	BUY	unknown	細合俊一 Toshikazu Hosoai	strategic	124.0K	¥2,625	-	¥1.1B ($7.1M)
2022-08-02	SELL	unknown	細合俊一 Toshikazu Hosoai	strategic	124.0K	¥2,625	-48.0%	¥1.1B ($7.1M)
2022-03-15	SELL	unknown	友延雅昭 Masaaki Tomonobe	other	612.0K	¥2,149	-80.8%	¥116M ($748K)
2022-03-07	SELL	unknown	野市裕作 Yusaku Noichi	other	331.8K	¥2,151	-80.6%	¥84M ($539K)
2021-11-05	BUY	unknown	細合俊一 Toshikazu Hosoai	strategic	524.0K	¥2,261	-	¥236M ($1.5M)
2021-11-05	SELL	unknown	細合俊一 Toshikazu Hosoai	strategic	524.0K	¥2,261	-71.8%	¥236M ($1.5M)
2021-04-12	SELL	subscription	松井隆司 Takashi Matsui	other	361.8K	¥2,187	-77.6%	¥67M ($430K)
2021-04-12	SELL	subscription	石原愛 Ai Ishihara	other	381.8K	¥2,187	-77.6%	¥71M ($458K)
2021-03-31	BUY	subscription	松井隆司 Takashi Matsui	other	361.8K	¥2,175	-	¥13M ($83K)
2021-03-31	SELL	subscription	松井隆司 Takashi Matsui	other	361.8K	¥2,175	-78.6%	¥80M ($518K)

Frequently asked questions

Who has been buying Hirose Tusyo Inc. stock?: 5 distinct investors have filed 1 disclosed large-shareholding filings in Hirose Tusyo Inc. (7185), most recently on 2025-08-05. 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 Hirose Tusyo Inc. have?: Hirose Tusyo Inc. has 1 buy-side and 8 sell-side disclosures on record, covering ¥1.3B ($8.5M) in total reported value, spanning 2021-03-31 to 2025-08-05.
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.