Who has been buying Teac Corporation stock?

7 distinct investors have filed 12 disclosed large-shareholding filings in Teac Corporation (6803), most recently on 2026-04-22. 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 Teac Corporation have?

Teac Corporation has 12 buy-side and 3 sell-side disclosures on record, covering ¥672M ($4.3M) in total reported value, spanning 2021-03-22 to 2026-04-22.

Where does StockDrifts get Teac 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.

Teac Corporation 6803

Company

ティアック株式会社Teac Corporation

Investors

Buys

Total Value

¥672M ($4.3M)

Avg Return

+10.01%

Last Filing

2026-04-22

Teac Corporation (6803) has 12 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥672M ($4.3M) in reported transaction value. The earliest filing StockDrifts holds for Teac Corporation is dated 2021-03-22; the most recent is 2026-04-22. 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 +10.01%, 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
2026-06-22	SELL	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.1M	¥97	-1.0%	¥35M ($223K)
2026-04-22	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.5M	¥112	-8.9%	¥163M ($1.0M)
2024-10-21	BUY	unknown	バークレイズ証券株式会社 Barclays Securities Co., Ltd.	other	0	¥85	+35.3%	-
2024-10-21	BUY	unknown	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	0	¥85	+35.3%	-
2024-10-21	SELL	unknown	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	815.6K	¥85	-35.3%	¥60M ($386K)
2024-10-07	BUY	unknown	バークレイズ証券株式会社 Barclays Securities Co., Ltd.	other	0	¥86	+33.7%	-
2024-10-07	BUY	unknown	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	0	¥86	+33.7%	-
2024-10-07	BUY	unknown	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	1.5M	¥86	+33.7%	¥131M ($843K)
2024-07-03	SELL	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.4M	¥96	-19.8%	¥29M ($185K)
2024-04-19	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.7M	¥96	+19.8%	¥163M ($1.0M)
2024-04-03	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	45.4K	¥99	+16.2%	¥3M ($19K)
2024-03-19	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.7M	¥100	+15.0%	¥170M ($1.1M)
2024-01-05	SELL	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.4M	¥97	-18.6%	¥37M ($237K)
2023-12-18	BUY	Market Buy	楽天証券株式会社 Rakuten Securities Inc	other	1.8M	¥95	+21.1%	¥17M ($108K)
2023-09-19	BUY	Market Buy	楽天証券株式会社 Rakuten Securities Inc	other	1.6M	¥114	+0.9%	¥3M ($17K)
2023-04-18	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	1.6M	¥116	-0.9%	¥187M ($1.2M)
2021-03-22	BUY	unknown	ビーオブエー・セキュリティーズ・インク(BofA Securities BofA Securities, Inc.	other	400	¥147.503	-22.0%	¥59K ($381)
2021-03-22	BUY	unknown	BofA証券株式会社 BofA Securities Japan Co Ltd	other	0	¥147.503	-22.0%	-
2021-03-22	BUY	unknown	ビーオブエー・セキュリティーズ・インク(BofA Securities BofA Securities, Inc.	other	400	¥147.503	-22.0%	¥59K ($381)
2021-03-22	BUY	unknown	BofA証券株式会社 BofA Securities Japan Co Ltd	other	0	¥147.503	-22.0%	-
2021-03-22	BUY	unknown	メリルリンチ・インターナショナル Merrill Lynch International	other	1.3M	¥147.503	-22.0%	¥188M ($1.2M)
2021-03-22	BUY	unknown	メリルリンチ・インターナショナル Merrill Lynch International	other	1.3M	¥147.503	-22.0%	¥188M ($1.2M)

Frequently asked questions

Who has been buying Teac Corporation stock?: 7 distinct investors have filed 12 disclosed large-shareholding filings in Teac Corporation (6803), most recently on 2026-04-22. 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 Teac Corporation have?: Teac Corporation has 12 buy-side and 3 sell-side disclosures on record, covering ¥672M ($4.3M) in total reported value, spanning 2021-03-22 to 2026-04-22.
Where does StockDrifts get Teac 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 Teac Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.