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Nankai Tatsumura Construction Co., Ltd. 1850

Company
南海辰村建設株式会社Nankai Tatsumura Construction Co., Ltd.
Investors
4
Buys
0
Total Value
—
Avg Return
—
Last Filing
2026-04-06

Nankai Tatsumura Construction Co., Ltd. (1850) has 0 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 4 distinct investors. The earliest filing StockDrifts holds for Nankai Tatsumura Construction Co., Ltd. is dated 2024-09-13; the most recent is 2026-04-06.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-04-06BUYnegotiated
南海ビルサービス株式会社
activist408.0K¥477--
2026-04-06BUYnegotiated
株式会社NANKAI
activist16.6M¥477--
2026-04-06BUYnegotiated
南海ゴルフマネジメント株式会社
activist5.0K¥477--
2026-04-06BUYnegotiated
住之江興業株式会社
activist871.0K¥477--
2024-09-13BUYnegotiated
南海電気鉄道株式会社
Nankai Electric Railway Co.,Ltd.
activist16.6M¥291--
2024-09-13BUYnegotiated
南海ゴルフマネジメント株式会社
Nankai Golf Management Co., Ltd.
activist5.0K¥291--
2024-09-13BUYnegotiated
南海ビルサービス株式会社
Nankai Building Service Co., Ltd.
activist408.0K¥291--
2024-09-13SELLnegotiated
住之江興業株式会社
Suminoe Kogyo Co., Ltd.
activist871.0K¥291-51.5%¥131M ($845K)

Frequently asked questions

Who has been buying Nankai Tatsumura Construction Co., Ltd. stock?
4 distinct investors have filed 0 disclosed large-shareholding filings in Nankai Tatsumura Construction Co., Ltd. (1850), most recently on 2026-04-06. 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 Nankai Tatsumura Construction Co., Ltd. have?
Nankai Tatsumura Construction Co., Ltd. has 0 buy-side and 1 sell-side disclosures on record, spanning 2024-09-13 to 2026-04-06.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.