Who has been buying North Pacific Bank,Ltd. stock?

6 distinct investors have filed 5 disclosed large-shareholding filings in North Pacific Bank,Ltd. (8524), most recently on 2025-12-08. 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 North Pacific Bank,Ltd. have?

North Pacific Bank,Ltd. has 5 buy-side and 3 sell-side disclosures on record, covering ¥25.5B ($164.5M) in total reported value, spanning 2023-10-20 to 2025-12-08.

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.

North Pacific Bank,Ltd. 8524

Company

株式会社北洋銀行North Pacific Bank,Ltd.

Investors

Buys

Total Value

¥25.5B ($164.5M)

Avg Return

+76.99%

Last Filing

2025-12-08

North Pacific Bank,Ltd. (8524) has 5 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥25.5B ($164.5M) in reported transaction value. The earliest filing StockDrifts holds for North Pacific Bank,Ltd. is dated 2023-10-20; the most recent is 2025-12-08. Across these filings the average return since disclosure is +76.99%, 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
2025-12-08	BUY	Market Buy	日本生命保険相互会社	passive	31.0M	¥833	+58.7%	¥1.4B ($8.7M)
2025-12-08	BUY	Market Buy	大樹生命保険株式会社	passive	11.1M	¥833	+58.7%	¥472M ($3.0M)
2025-02-19	SELL	negotiated	損害保険ジャパン株式会社 Sompo Japan Insurance Inc.	strategic	6.2M	¥492	-168.7%	¥452M ($2.9M)
2025-02-19	SELL	negotiated	SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD.	passive	9.6M	¥492	-168.7%	¥1.6B ($10.4M)
2024-06-05	BUY	negotiated	損害保険ジャパン株式会社 Sompo Japan Insurance Inc.	strategic	7.2M	¥557	+137.3%	¥4.0B ($25.8M)
2024-06-05	BUY	negotiated	SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD.	passive	12.8M	¥557	+137.3%	¥7.1B ($46.1M)
2023-10-20	SELL	Market Buy	MFSインベストメント・マネジメント株式会社 MFS Investment Management K.K.	passive	0	¥361	-266.2%	¥1.4B ($9.3M)
2023-10-20	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	passive	19.9M	¥361	+266.2%	¥7.1B ($45.8M)

Frequently asked questions

Who has been buying North Pacific Bank,Ltd. stock?: 6 distinct investors have filed 5 disclosed large-shareholding filings in North Pacific Bank,Ltd. (8524), most recently on 2025-12-08. 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 North Pacific Bank,Ltd. have?: North Pacific Bank,Ltd. has 5 buy-side and 3 sell-side disclosures on record, covering ¥25.5B ($164.5M) in total reported value, spanning 2023-10-20 to 2025-12-08.
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.