Who has been buying The Bank Of Kochi, Ltd. stock?

6 distinct investors have filed 13 disclosed large-shareholding filings in The Bank Of Kochi, Ltd. (8416), most recently on 2025-07-16. 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 Bank Of Kochi, Ltd. have?

The Bank Of Kochi, Ltd. has 13 buy-side and 5 sell-side disclosures on record, covering ¥564M ($3.6M) in total reported value, spanning 2023-01-11 to 2025-07-16.

Where does StockDrifts get The Bank Of Kochi, 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 Bank Of Kochi, Ltd. 8416

Company

株式会社高知銀行The Bank Of Kochi, Ltd.

Investors

Buys

Total Value

¥564M ($3.6M)

Avg Return

+31.09%

Last Filing

2025-07-16

The Bank Of Kochi, Ltd. (8416) has 13 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥564M ($3.6M) in reported transaction value. The earliest filing StockDrifts holds for The Bank Of Kochi, Ltd. is dated 2023-01-11; the most recent is 2025-07-16. 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 +31.09%, 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
2025-07-16	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	1.5M	¥780	+43.7%	¥93M ($598K)
2025-04-14	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	1.4M	¥715	+56.8%	¥95M ($614K)
2025-02-10	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	1.3M	¥819	+36.9%	¥90M ($579K)
2024-10-11	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	1.2M	¥801	+40.0%	¥87M ($561K)
2024-08-06	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	1.1M	¥815	+37.5%	¥94M ($609K)
2024-06-20	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	33.0K	¥900	-24.6%	¥28M ($178K)
2024-06-20	SELL	negotiated	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	371.2K	¥900	-24.6%	¥81M ($520K)
2024-06-20	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	104.2K	¥900	+24.6%	¥94M ($605K)
2024-06-11	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	961.8K	¥931	+20.4%	¥96M ($622K)
2024-02-21	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	858.4K	¥983	+14.0%	¥106M ($682K)
2023-10-19	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	63.5K	¥1,024	+9.5%	¥65M ($420K)
2023-10-19	BUY	negotiated	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	460.6K	¥1,024	+9.5%	¥472M ($3.0M)
2023-10-19	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	104.2K	¥1,024	+9.5%	¥107M ($688K)
2023-10-03	BUY	unknown	預金保険機構 Deposit Insurance Corporation of Japan	other	348.4K	¥1,004	+11.7%	¥350M ($2.3M)
2023-10-03	SELL	unknown	株式会社整理回収機構 The Resolution and Collection Corporation	other	0	¥1,004	-11.7%	¥75M ($486K)
2023-09-27	SELL	unknown	預金保険機構 Deposit Insurance Corporation of Japan	other	348.4K	¥1,074	-4.4%	¥14M ($89K)
2023-09-27	SELL	unknown	株式会社整理回収機構 The Resolution and Collection Corporation	other	7.5M	¥1,074	-4.4%	¥309M ($2.0M)
2023-08-01	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	751.3K	¥950	+18.0%	¥107M ($691K)
2023-07-14	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	638.5K	¥757	+48.1%	¥86M ($555K)
2023-06-23	BUY	Market Buy	技研ホールディングス株式会社 Giken Holdings Co.,Ltd.	passive	524.3K	¥699	+60.4%	¥366M ($2.4M)
2023-01-11	BUY	unknown	預金保険機構 Deposit Insurance Corporation of Japan	other	348.4K	¥699	+60.4%	¥244M ($1.6M)
2023-01-11	BUY	unknown	株式会社整理回収機構 The Resolution and Collection Corporation	other	7.5M	¥699	+60.4%	¥5.2B ($33.8M)

Frequently asked questions

Who has been buying The Bank Of Kochi, Ltd. stock?: 6 distinct investors have filed 13 disclosed large-shareholding filings in The Bank Of Kochi, Ltd. (8416), most recently on 2025-07-16. 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 Bank Of Kochi, Ltd. have?: The Bank Of Kochi, Ltd. has 13 buy-side and 5 sell-side disclosures on record, covering ¥564M ($3.6M) in total reported value, spanning 2023-01-11 to 2025-07-16.
Where does StockDrifts get The Bank Of Kochi, 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 Bank Of Kochi, Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.