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TOP CULTURE Co.,Ltd. 7640

Company
株式会社トップカルチャーTOP CULTURE Co.,Ltd.
Investors
8
Buys
5
Total Value
¥2.3B ($14.6M)
Avg Return
-8.47%
Last Filing
2026-05-13

TOP CULTURE Co.,Ltd. (7640) has 5 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥2.3B ($14.6M) in reported transaction value. The earliest filing StockDrifts holds for TOP CULTURE Co.,Ltd. is dated 2021-03-31; the most recent is 2026-05-13. 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 -8.47%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-05-13BUYprivate
株式会社DaI
corporate6.2M¥186+4.8%¥1.2B ($7.5M)
2026-05-13SELLunknown
清水 大輔
activist297.0K¥186-4.8%¥15M ($99K)
2026-05-13SELLunknown
清水弘子
activist31.1K¥186-4.8%¥2M ($10K)
2026-05-13SELLunknown
株式会社ヒーズ
activist2.6M¥186-4.8%¥136M ($881K)
2026-05-13SELLsubscription
清水秀雄
activist723.7K¥186-4.8%¥8M ($49K)
2026-05-12BUYsubscription
株式会社日本政策投資銀行
Development Bank of Japan Inc.
passive1.6M¥189+3.2%¥295M ($1.9M)
2024-11-12SELLnegotiated
清水 大輔
Daisuke Shimizu
activist296.2K¥144-40.3%¥11M ($74K)
2024-11-12BUYnegotiated
清水弘子
Hiroko Shimizu
activist31.1K¥144+40.3%¥438M ($2.8M)
2024-11-12SELLnegotiated
株式会社ヒーズ
Hees Co., Ltd.
activist2.6M¥144-40.3%¥105M ($676K)
2024-11-12SELLnegotiated
清水秀雄
Hideo Shimizu
activist564.3K¥144-40.3%¥46M ($294K)
2023-10-06BUYMarket Buy
株式会社トーハン
TOHAN CORPORATION
passive3.5M¥189+6.9%¥666M ($4.3M)
2021-04-02BUYnegotiated
カルチュア・コンビニエンス・クラブ株式会社
Culture Convenience Club Co., Ltd.
strategic2.4M¥354-42.9%¥856M ($5.5M)
2021-03-31BUYMarket Buy
清水 大輔
Daisuke Shimizu
activist294.0K¥357-43.4%¥105M ($677K)
2021-03-31BUYMarket Buy
清水弘子
Hiroko Shimizu
activist31.1K¥357-43.4%¥11M ($72K)
2021-03-31BUYMarket Buy
株式会社ヒーズ
Hees Co., Ltd.
activist2.6M¥357-43.4%¥936M ($6.0M)
2021-03-31BUYMarket Buy
清水秀雄
Hideo Shimizu
activist688.4K¥357-43.4%¥10M ($67K)

Frequently asked questions

Who has been buying TOP CULTURE Co.,Ltd. stock?
8 distinct investors have filed 5 disclosed large-shareholding filings in TOP CULTURE Co.,Ltd. (7640), most recently on 2026-05-13. 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 TOP CULTURE Co.,Ltd. have?
TOP CULTURE Co.,Ltd. has 5 buy-side and 7 sell-side disclosures on record, covering ¥2.3B ($14.6M) in total reported value, spanning 2021-03-31 to 2026-05-13.
Where does StockDrifts get TOP CULTURE 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 TOP CULTURE Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.