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Hikari Business Form Co., Ltd. 3948

Company
光ビジネスフォーム株式会社Hikari Business Form Co., Ltd.
Investors
6
Buys
12
Total Value
¥794M ($5.1M)
Avg Return
+57.00%
Last Filing
2026-04-10

Hikari Business Form Co., Ltd. (3948) has 12 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥794M ($5.1M) in reported transaction value. The earliest filing StockDrifts holds for Hikari Business Form Co., Ltd. is dated 2021-04-08; the most recent is 2026-04-10. 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 +57.00%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-07-28BUYMarket Buy
Be Brave株式会社 代表取締役 泉田和人
Be Brave Inc.
activist601.1K¥1,140+1.3%¥70M ($449K)
2026-04-10BUYMarket Buy
重田 光時
Mitsutoki Shigeta
passive350.3K¥1,180-1.4%¥69M ($443K)
2025-08-06BUYMarket Buy
重田 光時
Mitsutoki Shigeta
passive292.0K¥1,205-1.2%¥352M ($2.3M)
2025-07-03BUYMarket Buy
Be Brave株式会社 代表取締役 泉田和人
Be Brave Inc.
activist540.2K¥1,264-5.8%¥85M ($550K)
2025-06-19BUYMarket Buy
Be Brave株式会社 代表取締役 泉田和人
Be Brave Inc.
activist472.5K¥1,109+7.3%¥69M ($445K)
2025-05-13BUYMarket Buy
Be Brave株式会社 代表取締役 泉田和人
Be Brave Inc.
activist410.8K¥987+20.6%¥60M ($385K)
2025-04-25BUYMarket Buy
Be Brave株式会社 代表取締役 泉田和人
Be Brave Inc.
activist349.8K¥1,006+18.3%¥60M ($385K)
2025-03-26BUYMarket Buy
Be Brave株式会社 代表取締役 泉田和人
Be Brave Inc.
activist290.8K¥796+49.5%¥231M ($1.5M)
2024-08-01BUYunknown
エルエヌエスマネジメント(LNS Management Pte. Ltd.)
LNS Management Pte. Ltd.
activist300.2K¥856+39.0%¥257M ($1.7M)
2021-12-15BUYMarket Buy
HIKARI SHINING STAR PTE.LTD.
passive1.0K¥626+90.1%¥626K ($4K)
2021-12-15BUYMarket Buy
株式会社鹿児島東インド会社
Kagoshima East India Inc
passive100¥626+90.1%¥63K ($404)
2021-12-15BUYMarket Buy
重田 光時
Mitsutoki Shigeta
passive245.1K¥626+90.1%¥151M ($977K)
2021-04-08BUYMarket Buy
HIKARI SHINING STAR PTE.LTD.
passive1.0K¥465+155.9%¥465K ($3K)
2021-04-08BUYMarket Buy
株式会社鹿児島東インド会社
Kagoshima East India Inc
passive100¥465+155.9%¥47K ($300)
2021-04-08BUYMarket Buy
重田 光時
Mitsutoki Shigeta
passive290.3K¥465+155.9%¥135M ($871K)

Frequently asked questions

Who has been buying Hikari Business Form Co., Ltd. stock?
6 distinct investors have filed 12 disclosed large-shareholding filings in Hikari Business Form Co., Ltd. (3948), most recently on 2026-04-10. 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 Hikari Business Form Co., Ltd. have?
Hikari Business Form Co., Ltd. has 12 buy-side and 0 sell-side disclosures on record, covering ¥794M ($5.1M) in total reported value, spanning 2021-04-08 to 2026-04-10.
Where does StockDrifts get Hikari Business Form 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 Hikari Business Form Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.