StockDrifts LogoStockDrifts

CUC Inc. 9158

Company
株式会社シーユーシーCUC Inc.
Investors
4
Buys
5
Total Value
¥70.3B ($453.7M)
Avg Return
-50.09%
Last Filing
2025-06-05

CUC Inc. (9158) has 5 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥70.3B ($453.7M) in reported transaction value. The earliest filing StockDrifts holds for CUC Inc. is dated 2023-06-23; the most recent is 2025-06-05. 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 -50.09%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-06-05BUYMarket Buy
三井住友DSアセットマネジメント株式会社
Sumitomo Mitsui DS Asset Management Company, Limited
passive1.5M¥1,018-0.8%¥1.5B ($9.9M)
2024-12-09BUYunknown
濵口 慶太
Keita Hamaguchi
activist1.9M¥1,704-40.7%¥3.2B ($20.5M)
2024-12-05BUYunknown
濵口 慶太
Keita Hamaguchi
activist1.9M¥1,713-41.0%¥3.2B ($20.6M)
2024-12-05BUYunknown
濵口 慶太
Keita Hamaguchi
activist1.9M¥1,713-41.0%¥3.2B ($20.6M)
2024-09-05BUYMarket Buy
濵口 慶太
Keita Hamaguchi
activist1.9M¥1,668-39.5%¥35M ($226K)
2024-09-05BUYunknown
濵口 慶太
Keita Hamaguchi
activist1.9M¥1,668-39.5%¥40M ($258K)
2024-07-05SELLMarket Buy
レオス・キャピタルワークス株式会社
RHEOS CAPITAL WORKS Inc.
passive1.3M¥1,392+27.4%¥476M ($3.1M)
2024-04-16SELLunknown
濵口 慶太
Keita Hamaguchi
activist1.8M¥2,237+54.9%¥94M ($606K)
2024-04-16BUYunknown
濵口 慶太
Keita Hamaguchi
activist1.8M¥2,237-54.9%¥94M ($606K)
2023-07-07BUYMarket Buy
レオス・キャピタルワークス株式会社
RHEOS CAPITAL WORKS Inc.
passive1.6M¥3,450-70.7%¥5.5B ($35.5M)
2023-06-26BUYunknown
エムスリー株式会社
M3, Inc.
strategic18.6M¥3,400-70.3%¥63.2B ($408.0M)
2023-06-23BUYunknown
濵口 慶太
Keita Hamaguchi
activist1.8M¥3,280-69.2%¥6.0B ($38.5M)

Frequently asked questions

Who has been buying CUC Inc. stock?
4 distinct investors have filed 5 disclosed large-shareholding filings in CUC Inc. (9158), most recently on 2025-06-05. 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 CUC Inc. have?
CUC Inc. has 5 buy-side and 2 sell-side disclosures on record, covering ¥70.3B ($453.7M) in total reported value, spanning 2023-06-23 to 2025-06-05.
Where does StockDrifts get CUC Inc. 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 CUC Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.