Who has been buying Hosiden Corporation stock?

10 distinct investors have filed 18 disclosed large-shareholding filings in Hosiden Corporation (6804), most recently on 2024-09-06. 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 Hosiden Corporation have?

Hosiden Corporation has 18 buy-side and 17 sell-side disclosures on record, covering ¥17.7B ($114.2M) in total reported value, spanning 2021-10-27 to 2024-09-06.

Where does StockDrifts get Hosiden 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.

Hosiden Corporation 6804

Company

ホシデン株式会社Hosiden Corporation

Investors

Buys

Total Value

¥17.7B ($114.2M)

Avg Return

+99.18%

Last Filing

2024-09-06

Hosiden Corporation (6804) has 18 disclosed large-shareholding filings and 17 disclosed disposals on record, filed by 10 distinct investors. Together those filings cover ¥17.7B ($114.2M) in reported transaction value. The earliest filing StockDrifts holds for Hosiden Corporation is dated 2021-10-27; the most recent is 2024-09-06. 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 +99.18%, 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
2026-05-22	BUY	Market Buy	みずほ証券株式会社	strategic	631.6K	¥2,585	+9.0%	¥590M ($3.8M)
2026-05-22	SELL	unknown	アセットマネジメントOne株式会社	other	716.2K	¥2,585	-9.0%	¥393M ($2.5M)
2026-05-22	BUY	Market Buy	みずほ信託銀行株式会社	strategic	250.0K	¥2,585	+9.0%	¥30M ($195K)
2026-05-22	SELL	unknown	株式会社みずほ銀行	strategic	2.5M	¥2,585	-9.0%	¥30M ($195K)
2026-05-22	BUY	unknown	みずほインターナショナル Mizuho International plc	other	0	¥2,585	+9.0%	-
2024-09-06	BUY	Market Buy	みずほインターナショナル Mizuho International plc	other	0	¥2,071	+35.0%	-
2024-09-06	SELL	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	910.9K	¥2,071	-35.0%	¥343M ($2.2M)
2024-09-06	BUY	Market Buy	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	250.0K	¥2,071	+35.0%	¥25M ($164K)
2024-09-06	SELL	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	strategic	421.9K	¥2,071	-35.0%	¥1.9B ($12.4M)
2024-09-06	BUY	Market Buy	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	2.6M	¥2,071	+35.0%	¥102M ($656K)
2023-05-23	SELL	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	2.6M	¥1,687	-65.7%	¥1.2B ($7.5M)
2023-04-07	BUY	subscription	みずほインターナショナル Mizuho International plc	other	0	¥1,595	+75.2%	-
2023-04-07	SELL	subscription	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.1M	¥1,595	-75.2%	¥774M ($5.0M)
2023-04-07	BUY	subscription	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	250.0K	¥1,595	+75.2%	¥20M ($130K)
2023-04-07	BUY	subscription	みずほ証券株式会社 Mizuho Securities Co., Ltd.	strategic	1.4M	¥1,595	+75.2%	¥1.0B ($6.5M)
2023-04-07	SELL	subscription	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	2.7M	¥1,595	-75.2%	¥171M ($1.1M)
2023-02-20	BUY	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.3M	¥1,604	+74.3%	¥5.3B ($34.3M)
2022-11-29	SELL	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	2.7M	¥1,630	-71.5%	¥1.6B ($10.0M)
2022-11-24	SELL	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.7M	¥1,739	-60.7%	¥1.6B ($10.0M)
2022-09-07	BUY	subscription	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.6M	¥1,575	+77.5%	¥31M ($197K)
2022-09-07	BUY	subscription	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	16.8K	¥1,575	+77.5%	¥2.6B ($16.5M)
2022-09-07	SELL	subscription	野村證券株式会社 Nomura Securities Co.,Ltd.	other	760.7K	¥1,575	-77.5%	¥1.8B ($11.5M)
2022-08-19	BUY	subscription	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	324.4K	¥1,590	+75.8%	¥165M ($1.1M)
2022-08-19	BUY	subscription	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.9M	¥1,590	+75.8%	¥576M ($3.7M)
2022-08-19	SELL	subscription	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.6M	¥1,590	-75.8%	¥998M ($6.4M)
2022-06-28	BUY	Market Buy	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	4.6M	¥1,266	+120.8%	¥852M ($5.5M)
2022-05-27	BUY	Market Buy	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.9M	¥1,222	+128.7%	¥791M ($5.1M)
2022-04-28	BUY	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.3M	¥1,246	+124.3%	¥4.1B ($26.2M)
2021-12-21	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.2M	¥1,161	-140.7%	¥68M ($436K)
2021-12-21	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	217.6K	¥1,161	-140.7%	¥1.1B ($7.1M)
2021-12-21	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.6M	¥1,161	-140.7%	¥8M ($48K)
2021-11-24	SELL	unknown	野村絢 Aya Nomura (Murakami family)	unknown	0	¥1,240	-125.4%	¥3.2B ($20.7M)
2021-11-24	BUY	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.2M	¥1,240	+125.4%	¥3.9B ($24.9M)
2021-11-22	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.3M	¥1,275	-119.2%	¥132M ($852K)
2021-11-22	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.2M	¥1,275	-119.2%	¥33M ($213K)
2021-11-22	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.6M	¥1,275	-119.2%	¥25M ($160K)
2021-11-04	SELL	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.4M	¥1,257	-122.3%	¥244M ($1.6M)
2021-11-04	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.2M	¥1,257	+122.3%	¥960M ($6.2M)
2021-11-04	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.6M	¥1,257	+122.3%	¥146M ($945K)
2021-11-02	BUY	Market Buy	野村絢 Aya Nomura (Murakami family)	activist	26.5K	¥1,193	+134.3%	¥32M ($204K)
2021-11-02	BUY	Market Buy	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.9M	¥1,193	+134.3%	¥787M ($5.1M)
2021-10-27	BUY	unknown	野村絢 Aya Nomura (Murakami family)	activist	26.5K	¥1,105	+152.9%	¥29M ($189K)
2021-10-27	BUY	unknown	株式会社シティインデックスイレブンス City Index Eleven Co., Ltd.	activist	3.3M	¥1,105	+152.9%	¥3.6B ($23.2M)

Frequently asked questions

Who has been buying Hosiden Corporation stock?: 10 distinct investors have filed 18 disclosed large-shareholding filings in Hosiden Corporation (6804), most recently on 2024-09-06. 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 Hosiden Corporation have?: Hosiden Corporation has 18 buy-side and 17 sell-side disclosures on record, covering ¥17.7B ($114.2M) in total reported value, spanning 2021-10-27 to 2024-09-06.
Where does StockDrifts get Hosiden 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 Hosiden Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.