Who has been buying NOF Corporation stock?

7 distinct investors have filed 9 disclosed large-shareholding filings in NOF Corporation (4403), most recently on 2025-04-22. 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 NOF Corporation have?

NOF Corporation has 9 buy-side and 9 sell-side disclosures on record, covering ¥11.2B ($72.5M) in total reported value, spanning 2021-09-07 to 2025-04-22.

Where does StockDrifts get NOF 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.

NOF Corporation 4403

Company

日油株式会社NOF Corporation

Investors

Buys

Total Value

¥11.2B ($72.5M)

Avg Return

+44.56%

Last Filing

2025-04-22

NOF Corporation (4403) has 9 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥11.2B ($72.5M) in reported transaction value. The earliest filing StockDrifts holds for NOF Corporation is dated 2021-09-07; the most recent is 2025-04-22. 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 +44.56%, 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
2025-04-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	487.3K	¥2,057	+52.3%	¥49M ($314K)
2025-04-22	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	6.6M	¥2,057	-52.3%	¥3.5B ($22.6M)
2025-04-22	SELL	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	2.6M	¥2,057	-52.3%	¥1.7B ($10.7M)
2025-03-06	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	14.6M	¥2,176	+43.9%	¥6.1B ($39.2M)
2025-03-06	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	332.0K	¥2,176	+43.9%	¥722M ($4.7M)
2024-12-06	SELL	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	11.1M	¥2,248.5	-39.3%	¥8.1B ($52.4M)
2024-07-05	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	8.5M	¥2,236	+40.1%	¥19.1B ($122.9M)
2024-07-05	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	473.8K	¥2,236	+40.1%	¥1.1B ($6.8M)
2024-07-05	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	3.5M	¥2,236	+40.1%	¥7.9B ($50.7M)
2024-06-07	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	11.9M	¥2,067.5	-51.5%	¥6.9B ($44.6M)
2024-05-09	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	15.2M	¥2,045	-53.1%	¥5.6B ($36.2M)
2024-03-07	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	6.0M	¥2,233.33	-40.2%	¥2.0B ($12.8M)
2024-02-22	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	4.9M	¥2,346	+33.5%	¥2.0B ($12.8M)
2023-08-22	BUY	unknown	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	4.1M	¥2,056.66	+52.3%	¥8.5B ($55.0M)
2023-06-22	SELL	unknown	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	7.0M	¥2,053	-52.6%	¥1.9B ($12.5M)
2021-12-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	2.0M	¥1,956.66	-60.1%	¥746M ($4.8M)
2021-12-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	142.9K	¥1,956.66	+60.1%	¥49M ($314K)
2021-12-07	SELL	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	1.9M	¥1,956.66	-60.1%	¥1.8B ($11.3M)
2021-09-07	BUY	Market Buy	フィデリティ投信株式会社 FIL Investments (Japan) Limited	other	8.2M	¥2,256.66	+38.8%	¥2.0B ($13.0M)

Frequently asked questions

Who has been buying NOF Corporation stock?: 7 distinct investors have filed 9 disclosed large-shareholding filings in NOF Corporation (4403), most recently on 2025-04-22. 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 NOF Corporation have?: NOF Corporation has 9 buy-side and 9 sell-side disclosures on record, covering ¥11.2B ($72.5M) in total reported value, spanning 2021-09-07 to 2025-04-22.
Where does StockDrifts get NOF 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 NOF Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.