Who has been buying Taiyo Yuden Co., Ltd. stock?

23 distinct investors have filed 118 disclosed large-shareholding filings in Taiyo Yuden Co., Ltd. (6976), most recently on 2026-05-13. 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 Taiyo Yuden Co., Ltd. have?

Taiyo Yuden Co., Ltd. has 118 buy-side and 96 sell-side disclosures on record, covering ¥484.8B ($3.1B) in total reported value, spanning 2021-05-12 to 2026-05-13.

Where does StockDrifts get Taiyo Yuden 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.

Taiyo Yuden Co., Ltd. 6976

Company

太陽誘電株式会社Taiyo Yuden Co., Ltd.

Investors

Buys

118

Total Value

¥484.8B ($3.1B)

Avg Return

+90.85%

Last Filing

2026-05-13

Taiyo Yuden Co., Ltd. (6976) has 118 disclosed large-shareholding filings and 96 disclosed disposals on record, filed by 23 distinct investors. Together those filings cover ¥484.8B ($3.1B) in reported transaction value. The earliest filing StockDrifts holds for Taiyo Yuden Co., Ltd. is dated 2021-05-12; the most recent is 2026-05-13. 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 +90.85%, 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
2026-08-14	BUY	block_purchase	野村アセットマネジメント株式会社	other	16.6M	¥11,015	+0.0%	¥4.8B ($30.8M)
2026-08-14	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	314.3K	¥11,015	+0.0%	¥23.0B ($148.2M)
2026-08-14	BUY	unknown	野村證券株式会社	other	348.3K	¥11,015	+0.0%	¥3.8B ($24.8M)
2026-08-12	BUY	acquisition	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	7.8M	¥10,265	+7.3%	¥80.2B ($517.1M)
2026-08-12	BUY	block_purchase	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	11.0M	¥10,265	+7.3%	¥29.7B ($191.9M)
2026-08-12	SELL	Market Buy	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	8.7M	¥10,265	-7.3%	¥23.8B ($153.4M)
2026-08-12	BUY	block_purchase	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	12.8M	¥10,265	+7.3%	¥42.4B ($273.5M)
2026-08-12	BUY	block_purchase	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	15.7M	¥10,265	+7.3%	¥29.9B ($192.8M)
2026-08-12	BUY	block_purchase	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	18.6M	¥10,265	+7.3%	¥29.6B ($191.0M)
2026-08-12	BUY	block_purchase	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	22.5M	¥10,265	+7.3%	¥39.8B ($256.5M)
2026-08-12	SELL	Market Buy	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	20.6M	¥10,265	-7.3%	¥19.3B ($124.7M)
2026-08-12	SELL	Market Buy	シチュエーショナル・アウェアネス・エルピー Situational Awareness LP	passive	6.0M	¥10,265	-7.3%	¥150.3B ($969.5M)
2026-07-31	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	2.4M	¥10,225	+7.7%	¥16.6B ($107.2M)
2026-07-31	SELL	unknown	野村アセットマネジメント株式会社	other	16.2M	¥10,225	-7.7%	¥6.2B ($40.2M)
2026-07-31	BUY	Market Buy	野村證券株式会社	other	353.4K	¥10,225	+7.7%	¥277M ($1.8M)
2026-07-29	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	777.9K	¥9,005	-22.3%	¥10.7B ($69.2M)
2026-07-29	SELL	unknown	野村アセットマネジメント株式会社	other	16.8M	¥9,005	-22.3%	¥7.7B ($49.6M)
2026-07-29	SELL	unknown	野村證券株式会社	other	322.8K	¥9,005	-22.3%	¥244M ($1.6M)
2026-07-27	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	1.9M	¥11,545	-4.6%	¥18.4B ($118.4M)
2026-07-27	BUY	block_purchase	野村アセットマネジメント株式会社	other	17.0M	¥11,545	-4.6%	¥1.8B ($11.6M)
2026-07-27	SELL	unknown	野村證券株式会社	other	337.1K	¥11,545	+4.6%	¥20.2B ($130.1M)
2026-07-23	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	unknown	0	¥12,155	-9.4%	-
2026-07-23	SELL	unknown	野村アセットマネジメント株式会社	other	16.8M	¥12,155	+9.4%	¥6.0B ($38.8M)
2026-07-23	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	298.8K	¥12,155	+9.4%	¥35.0B ($225.8M)
2026-07-23	BUY	Market Buy	野村證券株式会社	other	2.1M	¥12,155	-9.4%	¥6.5B ($41.9M)
2026-07-14	BUY	block_purchase	野村アセットマネジメント株式会社	other	17.4M	¥11,855	-19.9%	¥1.1B ($7.0M)
2026-07-14	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥11,855	-19.9%	-
2026-07-14	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	3.2M	¥11,855	+19.9%	¥13.4B ($86.7M)
2026-07-14	BUY	Market Buy	野村證券株式会社	other	1.6M	¥11,855	-19.9%	¥7.9B ($50.8M)
2026-07-09	SELL	unknown	野村アセットマネジメント株式会社	other	17.5M	¥14,680	+33.9%	¥6.1B ($39.5M)
2026-07-09	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥14,680	-33.9%	-
2026-07-09	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	4.4M	¥14,680	-33.9%	¥19.9B ($128.4M)
2026-07-09	BUY	Market Buy	野村證券株式会社	other	900.8K	¥14,680	-33.9%	¥1.9B ($12.3M)
2026-07-06	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	2.9M	¥18,385	+39.3%	¥7.4B ($47.9M)
2026-07-06	SELL	unknown	アモーヴァ・アセットマネジメント株式会社	other	7.8M	¥18,385	+39.3%	¥21.1B ($136.0M)
2026-06-23	BUY	block_purchase	野村アセットマネジメント株式会社	other	17.9M	¥16,930	-34.8%	¥2.6B ($17.1M)
2026-06-23	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	3.0M	¥16,930	+34.8%	¥4.9B ($31.3M)
2026-06-23	SELL	unknown	野村證券株式会社	other	765.8K	¥16,930	+34.8%	¥11.7B ($75.4M)
2026-06-22	SELL	unknown	みずほインターナショナル Mizuho International plc	unknown	0	¥17,550	+37.1%	¥5.5B ($35.4M)
2026-06-22	SELL	unknown	アセットマネジメントOne株式会社	other	5.6M	¥17,550	+37.1%	¥2.3B ($14.8M)
2026-06-22	SELL	unknown	みずほ証券株式会社	other	719.8K	¥17,550	+37.1%	¥12.6B ($81.2M)
2026-06-16	BUY	block_purchase	野村アセットマネジメント株式会社	other	17.9M	¥20,190	-27.3%	¥13.4B ($86.5M)
2026-06-16	SELL	unknown	野村證券株式会社	other	1.5M	¥20,190	+27.3%	¥789M ($5.1M)
2026-06-16	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	3.3M	¥20,190	+27.3%	¥9.7B ($62.8M)
2026-06-09	SELL	unknown	アモーヴァ・アセットマネジメント株式会社	other	8.9M	¥17,975	+18.3%	¥22.2B ($143.5M)
2026-06-09	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	3.3M	¥17,975	+18.3%	¥2.8B ($18.1M)
2026-06-08	SELL	unknown	野村アセットマネジメント株式会社	other	17.2M	¥14,975	-37.3%	¥23.2B ($149.7M)
2026-06-08	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	3.8M	¥14,975	+37.3%	¥22.4B ($144.7M)
2026-06-08	SELL	unknown	野村證券株式会社	other	1.5M	¥14,975	-37.3%	¥195M ($1.3M)
2026-06-05	BUY	Market Buy	みずほインターナショナル Mizuho International plc	other	321.1K	¥15,850	+29.7%	¥5.0B ($32.0M)

Showing the 50 most recent of 200 filings.

Frequently asked questions

Who has been buying Taiyo Yuden Co., Ltd. stock?: 23 distinct investors have filed 118 disclosed large-shareholding filings in Taiyo Yuden Co., Ltd. (6976), most recently on 2026-05-13. 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 Taiyo Yuden Co., Ltd. have?: Taiyo Yuden Co., Ltd. has 118 buy-side and 96 sell-side disclosures on record, covering ¥484.8B ($3.1B) in total reported value, spanning 2021-05-12 to 2026-05-13.
Where does StockDrifts get Taiyo Yuden 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 Taiyo Yuden Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.