Who has been buying The Musashino Bank, Ltd. stock?

12 distinct investors have filed 21 disclosed large-shareholding filings in The Musashino Bank, Ltd. (8336), most recently on 2025-05-22. 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 The Musashino Bank, Ltd. have?

The Musashino Bank, Ltd. has 21 buy-side and 16 sell-side disclosures on record, covering ¥873M ($5.6M) in total reported value, spanning 2021-04-07 to 2025-05-22.

Where does StockDrifts get The Musashino Bank, 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.

The Musashino Bank, Ltd. 8336

Company

株式会社武蔵野銀行The Musashino Bank, Ltd.

Investors

Buys

Total Value

¥873M ($5.6M)

Avg Return

+226.05%

Last Filing

2025-05-22

The Musashino Bank, Ltd. (8336) has 21 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 12 distinct investors. Together those filings cover ¥873M ($5.6M) in reported transaction value. The earliest filing StockDrifts holds for The Musashino Bank, Ltd. is dated 2021-04-07; the most recent is 2025-05-22. 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 +226.05%, 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
2026-05-22	SELL	unknown	野村アセットマネジメント株式会社	other	3.9M	¥2,497	+2.6%	¥500M ($3.2M)
2026-05-22	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	59.2K	¥2,497	-2.6%	¥150M ($969K)
2026-05-22	BUY	negotiated	野村ホールディングス株式会社	strategic	100	¥2,497	-2.6%	¥250K ($2K)
2026-05-22	SELL	unknown	野村證券株式会社	other	947.0K	¥2,497	+2.6%	¥25M ($161K)
2025-05-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.4M	¥1,056.67	+125.9%	¥1.5B ($9.4M)
2025-05-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	97	¥1,056.67	+125.9%	¥102K ($661)
2025-05-22	BUY	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	100	¥1,056.67	+125.9%	¥106K ($682)
2025-05-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	318.6K	¥1,056.67	+125.9%	¥337M ($2.2M)
2025-04-22	SELL	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	100	¥988.67	-141.4%	¥310M ($2.0M)
2025-04-22	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.2M	¥988.67	-141.4%	¥119M ($767K)
2025-04-22	SELL	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	unknown	0	¥988.67	-141.4%	¥43M ($277K)
2025-04-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	3.0K	¥988.67	+141.4%	¥205M ($1.3M)
2025-04-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	319.2K	¥988.67	+141.4%	¥316M ($2.0M)
2025-04-07	BUY	negotiated	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.4M	¥834	+186.2%	¥1.1B ($7.3M)
2025-04-07	BUY	negotiated	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	42.1K	¥834	+186.2%	¥35M ($227K)
2025-04-07	BUY	negotiated	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	127.4K	¥834	+186.2%	¥106M ($685K)
2025-04-07	BUY	negotiated	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	313.2K	¥834	+186.2%	¥261M ($1.7M)
2024-08-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	402.9K	¥924.67	+158.2%	¥43M ($279K)
2024-08-06	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.1M	¥924.67	-158.2%	¥346M ($2.2M)
2023-06-21	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.5M	¥705.33	-238.4%	¥250M ($1.6M)
2023-06-21	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	360.2K	¥705.33	-238.4%	¥7M ($46K)
2023-03-20	BUY	negotiated	エム・ユー投資顧問株式会社 M.U. Investment Advisors Co., Ltd.	passive	107.4K	¥726.67	+228.5%	¥78M ($504K)
2023-03-20	BUY	negotiated	三菱UFJモルガン・スタンレー証券株式会社 Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.	other	38.0K	¥726.67	+228.5%	¥28M ($178K)
2023-03-20	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	363.8K	¥726.67	-228.5%	¥263M ($1.7M)
2023-03-20	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	134.3K	¥726.67	+228.5%	¥29M ($190K)
2023-03-20	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	631.5K	¥726.67	-228.5%	¥214M ($1.4M)
2023-02-06	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	370.3K	¥753.33	-216.9%	¥79M ($509K)
2023-02-06	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.8M	¥753.33	-216.9%	¥183M ($1.2M)
2023-01-11	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.1M	¥689	+246.4%	¥745M ($4.8M)
2023-01-11	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	318.9K	¥689	+246.4%	¥220M ($1.4M)
2023-01-11	BUY	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	100	¥689	+246.4%	¥69K ($445)
2023-01-11	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	23.4K	¥689	+246.4%	¥16M ($105K)
2022-04-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.5M	¥594.67	+301.4%	¥4M ($26K)
2022-04-22	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.5K	¥594.67	-301.4%	¥96M ($623K)
2022-04-22	SELL	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	100	¥594.67	-301.4%	¥187M ($1.2M)
2022-04-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	319.0K	¥594.67	+301.4%	¥190M ($1.2M)
2022-04-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.5M	¥575.33	+314.9%	¥4M ($25K)
2022-04-07	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	162.8K	¥575.33	-314.9%	¥101M ($652K)
2022-04-07	BUY	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	313.2K	¥575.33	+314.9%	¥181M ($1.2M)
2022-04-07	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	3.7K	¥575.33	+314.9%	¥8M ($50K)
2021-06-22	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.4M	¥562	-324.7%	¥28M ($184K)
2021-06-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	4.0K	¥562	+324.7%	¥131M ($846K)
2021-06-22	SELL	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	100	¥562	-324.7%	¥177M ($1.1M)
2021-06-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	322.9K	¥562	+324.7%	¥181M ($1.2M)
2021-04-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.5M	¥593.33	+302.3%	¥68M ($440K)
2021-04-07	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	106.0K	¥593.33	-302.3%	¥138M ($893K)
2021-04-07	BUY	unknown	野村ホールディングス株式会社 Nomura Holdings, Inc.	strategic	313.2K	¥593.33	+302.3%	¥187M ($1.2M)
2021-04-07	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	11.4K	¥593.33	+302.3%	¥399M ($2.6M)

Frequently asked questions

Who has been buying The Musashino Bank, Ltd. stock?: 12 distinct investors have filed 21 disclosed large-shareholding filings in The Musashino Bank, Ltd. (8336), most recently on 2025-05-22. 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 The Musashino Bank, Ltd. have?: The Musashino Bank, Ltd. has 21 buy-side and 16 sell-side disclosures on record, covering ¥873M ($5.6M) in total reported value, spanning 2021-04-07 to 2025-05-22.
Where does StockDrifts get The Musashino Bank, 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 The Musashino Bank, Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.