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gooddays holdings, Inc. 4437

Company
gooddaysホールディングス株式会社gooddays holdings, Inc.
Investors
4
Buys
1
Total Value
¥207M ($1.3M)
Avg Return
+60.36%
Last Filing
2026-04-03

gooddays holdings, Inc. (4437) has 1 disclosed large-shareholding filings and 15 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥207M ($1.3M) in reported transaction value. The earliest filing StockDrifts holds for gooddays holdings, Inc. is dated 2023-11-28; the most recent is 2026-04-03. 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 +60.36%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-04-03SELLunknown
CASABLANCA株式会社
strategic3.1M¥906-30.2%¥328M ($2.1M)
2026-04-03SELLunknown
小倉 弘之
strategic1.5M¥906-30.2%¥11M ($71K)
2026-04-03SELLunknown
小倉 博
strategic683.4K¥906-30.2%¥71M ($460K)
2025-04-10BUYMarket Buy
畑本 裕之
HIROYUKI HATAMOTO
passive341.0K¥608+60.4%¥207M ($1.3M)
2024-10-07SELLunknown
CASABLANCA株式会社
CASABLANCA Co., Ltd.
strategic3.1M¥615-58.5%¥73M ($471K)
2024-10-07SELLunknown
小倉 弘之
Hiroyuki Ogura
strategic1.5M¥615-58.5%¥4M ($24K)
2024-10-07SELLunknown
CASABLANCA株式会社
CASABLANCA Co., Ltd.
strategic3.1M¥615-58.5%¥73M ($471K)
2024-10-07SELLunknown
小倉 弘之
Hiroyuki Ogura
strategic1.5M¥615-58.5%¥4M ($24K)
2024-10-07SELLunknown
小倉 博
Ogura Hiroshi
strategic683.4K¥615-58.5%¥75M ($485K)
2024-10-07SELLunknown
小倉 博
Ogura Hiroshi
strategic683.4K¥615-58.5%¥75M ($485K)
2024-03-14SELLunknown
CASABLANCA株式会社
CASABLANCA Co., Ltd.
strategic3.2M¥575-69.6%¥5M ($30K)
2024-03-14SELLunknown
小倉 弘之
Hiroyuki Ogura
strategic1.5M¥575-69.6%¥2M ($10K)
2024-03-14SELLunknown
小倉 博
Ogura Hiroshi
strategic801.4K¥575-69.6%¥1M ($8K)
2023-11-28SELLunknown
CASABLANCA株式会社
CASABLANCA Co., Ltd.
strategic3.2M¥533-82.9%¥31M ($201K)
2023-11-28SELLunknown
小倉 弘之
Hiroyuki Ogura
strategic1.5M¥533-82.9%¥12M ($76K)
2023-11-28SELLunknown
小倉 博
Ogura Hiroshi
strategic801.4K¥533-82.9%¥8M ($49K)

Frequently asked questions

Who has been buying gooddays holdings, Inc. stock?
4 distinct investors have filed 1 disclosed large-shareholding filings in gooddays holdings, Inc. (4437), most recently on 2026-04-03. 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 gooddays holdings, Inc. have?
gooddays holdings, Inc. has 1 buy-side and 15 sell-side disclosures on record, covering ¥207M ($1.3M) in total reported value, spanning 2023-11-28 to 2026-04-03.
Where does StockDrifts get gooddays holdings, 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 gooddays holdings, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.