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Nikko Co., Ltd. 6306

Company
日工株式会社Nikko Co., Ltd.
Investors
1
Buys
2
Total Value
¥302M ($2.0M)
Avg Return
+20.68%
Last Filing
2025-03-26

Nikko Co., Ltd. (6306) has 2 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 1 distinct investors. Together those filings cover ¥302M ($2.0M) in reported transaction value. The earliest filing StockDrifts holds for Nikko Co., Ltd. is dated 2022-01-06; the most recent is 2025-03-26. Across these filings the average return since disclosure is +20.68%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-03-26SELLunknown
日工取引先持株会 理事長 石見 安仁
Yasuhito Iwami
strategic1.5M¥713-41.0%¥394M ($2.5M)
2025-03-06SELLunknown
日工取引先持株会 理事長 石見 安仁
Yasuhito Iwami
strategic2.1M¥703-43.0%¥1.4B ($9.3M)
2025-02-19SELLunknown
日工取引先持株会 理事長 石見 安仁
Yasuhito Iwami
strategic4.1M¥699-43.8%¥330M ($2.1M)
2025-02-06SELLunknown
日工取引先持株会 理事長 石見 安仁
Yasuhito Iwami
strategic4.6M¥712-41.1%¥1.2B ($7.7M)
2024-01-09BUYMarket Buy
日工取引先持株会 理事長 石見 安仁
Yasuhito Iwami
strategic6.3M¥720+39.6%¥302M ($2.0M)
2022-01-06BUYblock_purchase
日工取引先持株会 理事長 石見安仁
Yasuhito Iwami
strategic5.8M¥620+62.1%¥290M ($1.9M)
2022-01-06BUYunknown
日工取引先持株会 理事長 石見安仁
Yasuhito Iwami
strategic5.8M¥620-¥290M ($1.9M)

Frequently asked questions

Who has been buying Nikko Co., Ltd. stock?
1 distinct investors have filed 2 disclosed large-shareholding filings in Nikko Co., Ltd. (6306), most recently on 2025-03-26. 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 Nikko Co., Ltd. have?
Nikko Co., Ltd. has 2 buy-side and 4 sell-side disclosures on record, covering ¥302M ($2.0M) in total reported value, spanning 2022-01-06 to 2025-03-26.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.