StockDrifts LogoStockDrifts

Nakayama Fudousan Co.,Ltd. 5531

Company
中山不動産株式会社Nakayama Fudousan Co.,Ltd.
Investors
2
Buys
3
Total Value
¥450M ($2.9M)
Avg Return
-15.81%
Last Filing
2026-01-20

Nakayama Fudousan Co.,Ltd. (5531) has 3 disclosed large-shareholding filings and 2 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥450M ($2.9M) in reported transaction value. The earliest filing StockDrifts holds for Nakayama Fudousan Co.,Ltd. is dated 2023-04-28; the most recent is 2026-01-20. 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 -15.81%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-01-20BUYunknown
中山耕一
Nakayama Kouichi
strategic199.5K¥1,054+14.8%¥210M ($1.4M)
2026-01-20BUYunknown
S&K株式会社
strategic100.0K¥1,054+14.8%¥121M ($781K)
2026-01-20SELLunknown
中山耕一
strategic99.5K¥1,054-14.8%¥120M ($777K)
2026-01-20BUYunknown
S&K株式会社
strategic100.0K¥1,054+14.8%¥121M ($781K)
2026-01-20SELLunknown
中山耕一
strategic99.5K¥1,054-14.8%¥120M ($777K)
2023-04-28BUYunknown
中山 耕一
Kouichi Nakayama
strategic39.9K¥5,270-77.0%¥208M ($1.3M)
2023-04-28BUYunknown
中山 耕一
Kouichi Nakayama
strategic39.9K¥5,270-77.0%¥210M ($1.4M)

Frequently asked questions

Who has been buying Nakayama Fudousan Co.,Ltd. stock?
2 distinct investors have filed 3 disclosed large-shareholding filings in Nakayama Fudousan Co.,Ltd. (5531), most recently on 2026-01-20. 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 Nakayama Fudousan Co.,Ltd. have?
Nakayama Fudousan Co.,Ltd. has 3 buy-side and 2 sell-side disclosures on record, covering ¥450M ($2.9M) in total reported value, spanning 2023-04-28 to 2026-01-20.
Where does StockDrifts get Nakayama Fudousan 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 Nakayama Fudousan Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.