Who has been buying Ogura Clutch Co.,Ltd. stock?

6 distinct investors have filed 8 disclosed large-shareholding filings in Ogura Clutch Co.,Ltd. (6408), most recently on 2026-03-09. 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 Ogura Clutch Co.,Ltd. have?

Ogura Clutch Co.,Ltd. has 8 buy-side and 2 sell-side disclosures on record, covering ¥317M ($2.0M) in total reported value, spanning 2021-12-07 to 2026-03-09.

Where does StockDrifts get Ogura Clutch 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.

Ogura Clutch Co.,Ltd. 6408

Company

小倉クラッチ株式会社Ogura Clutch Co.,Ltd.

Investors

Buys

Total Value

¥317M ($2.0M)

Avg Return

+51.70%

Last Filing

2026-03-09

Ogura Clutch Co.,Ltd. (6408) has 8 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥317M ($2.0M) in reported transaction value. The earliest filing StockDrifts holds for Ogura Clutch Co.,Ltd. is dated 2021-12-07; the most recent is 2026-03-09. 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 +51.70%, 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
2026-07-15	BUY	Market Buy	黄聖博	passive	95.9K	¥4,000	+12.6%	¥36M ($232K)
2026-07-15	BUY	Market Buy	前山株式会社	passive	36.8K	¥4,000	+12.6%	¥6M ($40K)
2026-07-15	BUY	Market Buy	成成株式会社	passive	30.0K	¥4,000	+12.6%	¥120M ($774K)
2026-07-15	BUY	Market Buy	前山株式会社	passive	36.8K	¥4,000	+12.6%	¥6M ($40K)
2026-07-15	BUY	Market Buy	黄聖博	passive	95.9K	¥4,000	+12.6%	¥36M ($232K)
2026-07-15	BUY	Market Buy	成成株式会社	activist	30.0K	¥4,000	+12.6%	¥120M ($774K)
2026-03-09	BUY	Market Buy	前山株式会社	passive	35.2K	¥3,905	+25.5%	¥172M ($1.1M)
2026-03-09	BUY	Market Buy	黄聖博	passive	91.7K	¥3,905	+25.5%	¥449M ($2.9M)
2025-01-10	BUY	Market Buy	黄聖博 HUANG SHENGBO	passive	54.9K	¥3,330	+47.1%	¥183M ($1.2M)
2025-01-10	BUY	Market Buy	黄聖博 HUANG SHENGBO	passive	60.2K	¥3,330	+47.1%	¥18M ($117K)
2025-01-10	BUY	Market Buy	前山株式会社 Maeyama Co., Ltd.	passive	22.9K	¥3,330	+47.1%	¥76M ($492K)
2025-01-10	BUY	Market Buy	前山株式会社 Maeyama Co., Ltd.	passive	33.6K	¥3,330	+47.1%	¥36M ($230K)
2024-06-07	SELL	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	42.5K	¥3,275	-49.6%	¥52M ($338K)
2024-06-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	22.7K	¥3,275	+49.6%	¥74M ($480K)
2023-07-24	BUY	Market Buy	小倉クラッチ取引先持株会理事長五十嵐誠 MAKOTO IGARASHI CHIEF DIRECTOR OGURA CLUTCH CLIENT STOCK OWNERSHIP	strategic	170.7K	¥2,999	+63.4%	¥50M ($325K)
2023-07-24	BUY	unknown	小倉クラッチ取引先持株会理事長五十嵐誠 MAKOTO IGARASHI CHIEF DIRECTOR OGURA CLUTCH CLIENT STOCK OWNERSHIP	strategic	170.7K	¥2,999	+63.4%	¥50M ($325K)
2022-02-08	SELL	unknown	永瀬栄作 EISAKU NAGASE CHIEF DIRECTOR OGURA CLUTCH CLIENT STOCK OWNERSHIP	strategic	0	¥2,326	-110.7%	¥333M ($2.1M)
2022-02-08	BUY	unknown	小倉クラッチ取引先持株会理事長五十嵐誠 MAKOTO IGARASHI CHIEF DIRECTOR OGURA CLUTCH CLIENT STOCK OWNERSHIP	strategic	154.0K	¥2,326	+110.7%	¥358M ($2.3M)
2021-12-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	22.7K	¥2,437	+101.1%	¥55M ($357K)
2021-12-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	58.6K	¥2,437	+101.1%	¥143M ($921K)

Frequently asked questions

Who has been buying Ogura Clutch Co.,Ltd. stock?: 6 distinct investors have filed 8 disclosed large-shareholding filings in Ogura Clutch Co.,Ltd. (6408), most recently on 2026-03-09. 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 Ogura Clutch Co.,Ltd. have?: Ogura Clutch Co.,Ltd. has 8 buy-side and 2 sell-side disclosures on record, covering ¥317M ($2.0M) in total reported value, spanning 2021-12-07 to 2026-03-09.
Where does StockDrifts get Ogura Clutch 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 Ogura Clutch Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.