Who has been buying NS Solutions Corporation stock?

2 distinct investors have filed 7 disclosed large-shareholding filings in NS Solutions Corporation (2327), most recently on 2025-02-14. 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 NS Solutions Corporation have?

NS Solutions Corporation has 7 buy-side and 1 sell-side disclosures on record, covering ¥16.0B ($103.1M) in total reported value, spanning 2023-02-06 to 2025-02-14.

Where does StockDrifts get NS Solutions Corporation 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.

NS Solutions Corporation 2327

Company

日鉄ソリューションズ株式会社NS Solutions Corporation

Investors

Buys

Total Value

¥16.0B ($103.1M)

Avg Return

+17.47%

Last Filing

2025-02-14

NS Solutions Corporation (2327) has 7 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥16.0B ($103.1M) in reported transaction value. The earliest filing StockDrifts holds for NS Solutions Corporation is dated 2023-02-06; the most recent is 2025-02-14. 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 +17.47%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2025-02-14	BUY	block_purchase	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	17.2M	¥4,296	-10.8%	¥8.3B ($53.3M)
2024-11-11	BUY	Market Buy	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	15.3M	¥4,251	-9.9%	¥1.7B ($11.0M)
2024-11-11	BUY	Market Buy	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	14.9M	¥4,251	-9.9%	¥8.2B ($52.7M)
2024-10-18	BUY	Market Buy	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	13.0M	¥3,500	+9.5%	¥6.4B ($41.3M)
2024-09-12	BUY	Market Buy	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	11.1M	¥3,585	+6.9%	¥7.1B ($45.7M)
2024-08-26	BUY	acquisition	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	9.2M	¥3,605	+6.3%	¥33.0B ($212.9M)
2024-05-21	SELL	Market Buy	マサチューセッツ・ファイナンシャル・サービセズ・カンパニー(Massachusetts Financial Services Company) Massachusetts Financial Services Company	passive	3.3M	¥2,450	-56.4%	¥3.3B ($21.3M)
2023-02-06	BUY	Market Buy	マサチューセッツ・ファイナンシャル・サービセズ・カンパニー(Massachusetts Financial Services Company) Massachusetts Financial Services Company	passive	4.6M	¥1,665	+130.2%	¥7.7B ($49.9M)

Frequently asked questions

Who has been buying NS Solutions Corporation stock?: 2 distinct investors have filed 7 disclosed large-shareholding filings in NS Solutions Corporation (2327), most recently on 2025-02-14. 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 NS Solutions Corporation have?: NS Solutions Corporation has 7 buy-side and 1 sell-side disclosures on record, covering ¥16.0B ($103.1M) in total reported value, spanning 2023-02-06 to 2025-02-14.
Where does StockDrifts get NS Solutions Corporation 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 NS Solutions Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.