Who has been buying Hirose Electric Co.,Ltd. stock?

19 distinct investors have filed 31 disclosed large-shareholding filings in Hirose Electric Co.,Ltd. (6806), most recently on 2026-04-03. 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 Hirose Electric Co.,Ltd. have?

Hirose Electric Co.,Ltd. has 31 buy-side and 29 sell-side disclosures on record, covering ¥110.7B ($713.9M) in total reported value, spanning 2021-06-04 to 2026-04-03.

Where does StockDrifts get Hirose Electric Co.,Ltd. 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.

Hirose Electric Co.,Ltd. 6806

Company

ヒロセ電機株式会社Hirose Electric Co.,Ltd.

Investors

Buys

Total Value

¥110.7B ($713.9M)

Avg Return

+25.58%

Last Filing

2026-04-03

Hirose Electric Co.,Ltd. (6806) has 31 disclosed large-shareholding filings and 29 disclosed disposals on record, filed by 19 distinct investors. Together those filings cover ¥110.7B ($713.9M) in reported transaction value. The earliest filing StockDrifts holds for Hirose Electric Co.,Ltd. is dated 2021-06-04; the most recent is 2026-04-03. 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 +25.58%, 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
2026-04-03	BUY	unknown	野村アセットマネジメント株式会社	other	2.7M	¥20,830	+3.8%	¥8.2B ($52.8M)
2026-04-03	BUY	unknown	野村證券株式会社	other	38.2K	¥20,830	+3.8%	¥796M ($5.1M)
2026-02-17	SELL	unknown	野村アセットマネジメント株式会社	other	2.4M	¥21,205	-1.7%	¥50.7B ($327.2M)
2026-02-17	SELL	unknown	野村ホールディングス株式会社	unknown	0	¥21,205	-1.7%	-
2025-12-04	BUY	Market Buy	ファースト・イーグル・インベストメント・マネジメント・エルエルシー(First Eagle Investment Management, LLC) First Eagle Investment Management, LLC	other	3.0M	¥17,530	+23.0%	¥9.4B ($60.6M)
2025-09-19	SELL	unknown	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	817.5K	¥19,330	-11.5%	¥414M ($2.7M)
2025-09-19	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	773.4K	¥19,330	-11.5%	¥4.1B ($26.3M)
2025-09-04	SELL	Market Buy	マサチューセッツ・ファイナンシャル・サービセズ・カンパニー(Massachusetts Financial Services Company) Massachusetts Financial Services Company	passive	1.5M	¥19,470	-10.7%	¥8.6B ($55.6M)
2025-09-03	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.7M	¥19,410	+11.1%	¥7.1B ($46.0M)
2025-09-03	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	27.4K	¥19,410	-11.1%	¥901M ($5.8M)
2025-09-03	BUY	Market Buy	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	55.3K	¥19,410	+11.1%	¥1.1B ($6.9M)
2024-09-06	BUY	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	¥18,420	+17.0%	¥5.2B ($33.5M)
2024-09-06	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	75.8K	¥18,420	-17.0%	¥8.2B ($53.0M)
2024-09-06	BUY	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	55.3K	¥18,420	+17.0%	¥986M ($6.4M)
2024-09-06	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	1.9K	¥18,420	+17.0%	¥5.5B ($35.6M)
2024-07-19	SELL	Market Buy	マサチューセッツ・ファイナンシャル・サービセズ・カンパニー(Massachusetts Financial Services Company) Massachusetts Financial Services Company	passive	2.0M	¥19,420	-11.0%	¥8.0B ($51.4M)
2024-07-04	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	840.1K	¥18,185	+18.5%	¥15.3B ($98.6M)
2024-07-04	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	985.5K	¥18,185	+18.5%	¥17.9B ($115.6M)
2024-06-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.0M	¥17,645	+22.2%	¥192M ($1.2M)
2024-06-07	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	527.7K	¥17,645	+22.2%	¥9.3B ($60.1M)
2024-06-07	SELL	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	100	¥17,645	-22.2%	¥959M ($6.2M)
2024-06-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	57.9K	¥17,645	-22.2%	¥192M ($1.2M)
2024-06-06	SELL	Market Buy	ブラックロック・インベストメント・マネジメント(ユーケー)リミテッドLimited) BlackRock Investment Management (UK	passive	27.8K	¥17,585	-22.6%	¥255M ($1.6M)
2024-06-06	SELL	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	215.9K	¥17,585	-22.6%	¥4.8B ($31.3M)
2024-06-06	SELL	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	340.2K	¥17,585	-22.6%	¥8.7B ($56.3M)
2024-06-06	SELL	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	58.6K	¥17,585	-22.6%	¥3.9B ($25.1M)
2024-06-06	SELL	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	74.7K	¥17,585	-22.6%	¥127M ($823K)
2024-06-06	SELL	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	53.4K	¥17,585	-22.6%	¥319M ($2.1M)
2024-06-06	SELL	Market Buy	ブラックロック・インベストメント・マネジメント (オーストラリア)リミテッドLimited) BlackRock Investment Management (Australia	passive	343	¥17,585	-22.6%	¥637M ($4.1M)
2024-06-06	SELL	Market Buy	ブラックロック・インベストメント・マネジメント・エルエルシー BlackRock Investment Management LLC	passive	1.0K	¥17,585	-22.6%	¥637M ($4.1M)
2024-06-06	SELL	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	571.9K	¥17,585	-22.6%	¥1.2B ($7.8M)
2024-03-21	SELL	Market Buy	マサチューセッツ・ファイナンシャル・サービセズ・カンパニー(Massachusetts Financial Services Company) Massachusetts Financial Services Company	passive	2.4M	¥15,550	-38.6%	¥10.1B ($65.1M)
2024-01-11	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	70.7K	¥17,695	+21.8%	¥1.3B ($8.1M)
2024-01-11	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	2.0M	¥17,695	+21.8%	¥6.5B ($42.2M)
2024-01-11	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	2.7K	¥17,695	+21.8%	¥4.2B ($26.9M)
2024-01-11	SELL	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	55.3K	¥17,695	-21.8%	¥962M ($6.2M)
2024-01-05	SELL	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	72.1K	¥16,035	-34.4%	¥581M ($3.8M)
2024-01-05	BUY	Market Buy	ブラックロック・インベストメント・マネジメント (オーストラリア)リミテッドLimited) BlackRock Investment Management (Australia	passive	37.8K	¥16,035	+34.4%	¥606M ($3.9M)
2024-01-05	BUY	Market Buy	ブラックロック・インベストメント・マネジメント・エルエルシー BlackRock Investment Management LLC	passive	37.6K	¥16,035	+34.4%	¥603M ($3.9M)
2024-01-05	SELL	Market Buy	ブラックロック・インベストメント・マネジメント(ユーケー)リミテッドLimited) BlackRock Investment Management (UK	passive	45.0K	¥16,035	-34.4%	¥581M ($3.8M)
2024-01-05	SELL	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	494.5K	¥16,035	-34.4%	¥872M ($5.6M)
2024-01-05	BUY	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	838.5K	¥16,035	+34.4%	¥581M ($3.8M)
2024-01-05	BUY	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	278.1K	¥16,035	+34.4%	¥1.1B ($7.1M)
2024-01-05	BUY	Market Buy	ブラックロック・ライフ・リミテッド BlackRock Life Limited	passive	15.0K	¥16,035	+34.4%	¥22.7B ($146.3M)
2024-01-05	BUY	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	83.1K	¥16,035	+34.4%	¥349M ($2.3M)
2024-01-05	BUY	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	640.7K	¥16,035	+34.4%	¥4.1B ($26.6M)
2023-11-22	SELL	Market Buy	マサチューセッツ・ファイナンシャル・サービセズ・カンパニー(Massachusetts Financial Services Company) Massachusetts Financial Services Company	passive	3.1M	¥16,520	-30.5%	¥6.1B ($39.4M)
2023-10-06	BUY	negotiated	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	127.0K	¥17,120	+25.9%	¥2.2B ($14.0M)
2023-10-06	BUY	negotiated	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.7M	¥17,120	+25.9%	¥28.5B ($183.7M)
2023-10-06	BUY	negotiated	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	110.3K	¥17,120	+25.9%	¥1.9B ($12.2M)

Showing the 50 most recent of 67 filings.

Frequently asked questions

Who has been buying Hirose Electric Co.,Ltd. stock?: 19 distinct investors have filed 31 disclosed large-shareholding filings in Hirose Electric Co.,Ltd. (6806), most recently on 2026-04-03. 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 Hirose Electric Co.,Ltd. have?: Hirose Electric Co.,Ltd. has 31 buy-side and 29 sell-side disclosures on record, covering ¥110.7B ($713.9M) in total reported value, spanning 2021-06-04 to 2026-04-03.
Where does StockDrifts get Hirose Electric Co.,Ltd. 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 Hirose Electric Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.