Who has been buying Suruga Bank Ltd. stock?

7 distinct investors have filed 24 disclosed large-shareholding filings in Suruga Bank Ltd. (8358), most recently on 2025-08-22. 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 Suruga Bank Ltd. have?

Suruga Bank Ltd. has 24 buy-side and 10 sell-side disclosures on record, covering ¥30.2B ($194.8M) in total reported value, spanning 2022-03-09 to 2025-08-22.

Where does StockDrifts get Suruga 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.

Suruga Bank Ltd. 8358

Company

スルガ銀行株式会社Suruga Bank Ltd.

Investors

Buys

Total Value

¥30.2B ($194.8M)

Avg Return

+193.85%

Last Filing

2025-08-22

Suruga Bank Ltd. (8358) has 24 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥30.2B ($194.8M) in reported transaction value. The earliest filing StockDrifts holds for Suruga Bank Ltd. is dated 2022-03-09; the most recent is 2025-08-22. 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 +193.85%, 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
2026-07-08	BUY	Market Buy	インダス・キャピタル・パートナーズ・エル・エル・シー(Indus Capital Partners, LLC) Indus Capital Partners, LLC	passive	19.1M	¥2,618	+4.5%	¥9.9B ($63.7M)
2025-08-22	SELL	Market Buy	ありあけキャピタル株式会社 Ariake Capital Inc.	activist	8.8M	¥1,499	-52.7%	¥3.1B ($20.2M)
2025-07-02	SELL	negotiated	株式会社クレディセゾン Credit Saison Co.,Ltd.	strategic	29.4M	¥1,335	-71.5%	¥7.6B ($48.7M)
2025-06-13	BUY	negotiated	株式会社クレディセゾン Credit Saison Co.,Ltd	strategic	35.1M	¥1,289	+77.6%	¥45.2B ($291.8M)
2025-06-13	BUY	Market Buy	株式会社クレディセゾン Credit Saison Co.,Ltd	strategic	35.1M	¥1,289	+77.6%	¥6.8B ($43.9M)
2025-05-13	BUY	Market Buy	株式会社クレディセゾン Credit Saison Co.,Ltd	strategic	35.1M	¥1,280	+78.8%	¥6.8B ($43.6M)
2024-12-20	BUY	Market Buy	インダス・キャピタル・パートナーズ・エル・エル・シー(Indus Capital Partners, LLC) Indus Capital Partners, LLC	passive	17.5M	¥1,146	+99.7%	¥3.3B ($21.1M)
2024-07-05	BUY	Market Buy	インダス・キャピタル・パートナーズ・エル・エル・シー(Indus Capital Partners, LLC) Indus Capital Partners, LLC	passive	14.7M	¥1,064	+115.1%	¥3.1B ($20.2M)
2024-06-07	BUY	Market Buy	インダス・キャピタル・パートナーズ・エル・エル・シー(Indus Capital Partners, LLC) Indus Capital Partners, LLC	passive	11.7M	¥1,071	+113.7%	¥12.6B ($81.1M)
2024-05-15	BUY	Market Buy	ありあけキャピタル株式会社 Ariake Capital Inc.	activist	10.9M	¥958	+138.9%	¥10.5B ($67.5M)
2024-03-22	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥900	+154.3%	¥2.2B ($14.5M)
2024-03-22	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	4.5M	¥900	-154.3%	¥125M ($809K)
2024-03-22	SELL	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	unknown	0	¥900	-154.3%	¥64M ($410K)
2024-02-21	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥776	+195.0%	¥1.9B ($12.5M)
2024-02-21	SELL	Market Buy	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	4.7M	¥776	-195.0%	¥54M ($349K)
2024-02-21	BUY	Market Buy	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	other	7.0M	¥776	+195.0%	¥1.9B ($12.4M)
2024-02-08	SELL	Market Buy	ありあけキャピタル株式会社 Ariake Capital Inc.	activist	10.6M	¥798	-186.8%	¥1.9B ($12.4M)
2024-02-06	BUY	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	4.7M	¥802	+185.4%	¥3.8B ($24.5M)
2024-02-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥802	+185.4%	¥2.0B ($12.9M)
2024-02-06	BUY	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	other	4.6M	¥802	+185.4%	¥3.7B ($23.7M)
2024-01-10	BUY	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	4.8M	¥820	+179.2%	¥3.9B ($25.2M)
2024-01-10	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥820	+179.2%	¥2.0B ($13.1M)
2024-01-10	SELL	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	unknown	0	¥820	-179.2%	¥128M ($825K)
2023-12-21	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥778	+194.2%	¥18M ($117K)
2023-12-21	BUY	Market Buy	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	4.8M	¥778	+194.2%	¥18M ($117K)
2023-12-21	BUY	Market Buy	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	other	15.6M	¥778	+194.2%	¥2.3B ($15.0M)
2023-12-06	BUY	Market Buy	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	4.8M	¥789	+190.1%	¥37M ($236K)
2023-12-06	SELL	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥789	-190.1%	¥18M ($118K)
2023-12-06	BUY	Market Buy	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	other	12.6M	¥789	+190.1%	¥2.2B ($14.1M)
2023-11-21	BUY	Market Buy	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	other	9.9M	¥698	+227.9%	¥1.9B ($12.2M)
2023-11-21	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥698	+227.9%	¥16M ($105K)
2023-11-21	BUY	Market Buy	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	4.7M	¥698	+227.9%	¥16M ($105K)
2023-11-07	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	2.5M	¥675	+239.1%	¥1.7B ($10.8M)
2023-11-07	BUY	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	4.7M	¥675	+239.1%	¥3.2B ($20.4M)
2023-11-07	BUY	unknown	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	other	7.1M	¥675	+239.1%	¥4.8B ($31.0M)
2023-10-04	SELL	Market Buy	ありあけキャピタル株式会社 Ariake Capital Inc.	activist	13.0M	¥605	-278.4%	¥674M ($4.3M)
2023-08-24	BUY	Market Buy	ありあけキャピタル株式会社 Ariake Capital Inc.	activist	14.2M	¥597	+283.4%	¥1.4B ($8.9M)
2023-07-04	BUY	acquisition	株式会社クレディセゾン Credit Saison Co.,Ltd.	strategic	35.1M	¥601	+280.9%	¥21.1B ($136.1M)
2023-05-26	BUY	Market Buy	ありあけキャピタル株式会社 Ariake Capital Inc.	activist	11.8M	¥510	+348.8%	¥6.0B ($39.0M)
2022-03-09	SELL	negotiated	株式会社ノジマ Nojima Corporation	strategic	7	¥412	-455.6%	¥17.7B ($113.9M)
2022-03-09	BUY	negotiated	株式会社ノジマ Nojima Corporation	strategic	7	¥412	+455.6%	¥17.7B ($113.9M)

Frequently asked questions

Who has been buying Suruga Bank Ltd. stock?: 7 distinct investors have filed 24 disclosed large-shareholding filings in Suruga Bank Ltd. (8358), most recently on 2025-08-22. 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 Suruga Bank Ltd. have?: Suruga Bank Ltd. has 24 buy-side and 10 sell-side disclosures on record, covering ¥30.2B ($194.8M) in total reported value, spanning 2022-03-09 to 2025-08-22.
Where does StockDrifts get Suruga 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 Suruga Bank Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.