Who has been buying Fines inc. stock?

4 distinct investors have filed 13 disclosed large-shareholding filings in Fines inc. (5125), most recently on 2026-01-06. 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 Fines inc. have?

Fines inc. has 13 buy-side and 10 sell-side disclosures on record, covering ¥6.1B ($39.2M) in total reported value, spanning 2022-10-05 to 2026-01-06.

Where does StockDrifts get Fines inc. 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.

Fines inc. 5125

Company

株式会社ファインズFines inc.

Investors

Buys

Total Value

¥6.1B ($39.2M)

Avg Return

+6.07%

Last Filing

2026-01-06

Fines inc. (5125) has 13 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥6.1B ($39.2M) in reported transaction value. The earliest filing StockDrifts holds for Fines inc. is dated 2022-10-05; the most recent is 2026-01-06. 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 +6.07%, 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	BUY	Market Buy	株式会社EPARK	passive	225.7K	¥467	-1.5%	¥23M ($146K)
2026-05-22	BUY	Market Buy	株式会社UH Partners 2	passive	203.1K	¥467	-1.5%	¥95M ($612K)
2026-05-22	BUY	Market Buy	光通信株式会社	passive	342.9K	¥467	-1.5%	¥160M ($1.0M)
2026-01-06	BUY	Market Buy	光通信株式会社	passive	342.9K	¥1,002	+33.1%	¥230M ($1.5M)
2026-01-06	BUY	Market Buy	株式会社EPARK	passive	177.2K	¥1,002	-33.1%	¥119M ($766K)
2026-01-06	BUY	Market Buy	株式会社UH Partners 2	passive	203.1K	¥1,002	+33.1%	¥136M ($878K)
2025-09-29	BUY	Market Buy	株式会社EPARK EPARK , INC.	passive	130.1K	¥737	-9.1%	¥32M ($204K)
2025-09-29	SELL	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	203.1K	¥737	+9.1%	¥343K ($2K)
2025-09-29	SELL	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥737	+9.1%	¥343K ($2K)
2025-08-14	BUY	Market Buy	株式会社EPARK EPARK , INC.	passive	86.9K	¥612	+9.5%	¥29M ($189K)
2025-08-14	SELL	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥612	-9.5%	¥285K ($2K)
2025-08-14	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	203.1K	¥612	+9.5%	¥124M ($802K)
2025-07-01	BUY	Market Buy	株式会社EPARK EPARK , INC.	passive	39.2K	¥531	+26.2%	¥21M ($134K)
2025-07-01	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	203.1K	¥531	+26.2%	¥4M ($25K)
2025-07-01	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥531	+26.2%	¥182M ($1.2M)
2025-04-11	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	195.6K	¥496	+35.1%	¥26M ($168K)
2025-04-11	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥496	+35.1%	¥170M ($1.1M)
2024-12-25	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	142.9K	¥470	+42.5%	¥22M ($144K)
2024-12-25	SELL	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥470	-42.5%	¥655K ($4K)
2024-11-22	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	95.3K	¥479	+39.9%	¥24M ($157K)
2024-11-22	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥479	+39.9%	¥164M ($1.1M)
2024-10-28	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	44.3K	¥509	+31.6%	¥23M ($145K)
2024-10-28	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	342.9K	¥509	+31.6%	¥942K ($6K)
2024-09-06	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	340.8K	¥512	+30.9%	¥25M ($159K)
2024-08-13	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	293.0K	¥560	+19.6%	¥32M ($204K)
2024-05-24	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	235.3K	¥559	+19.9%	¥132M ($849K)
2023-02-21	SELL	unknown	株式会社EPARK EPARK , INC.	unknown	0	¥1,533	+56.3%	¥524M ($3.4M)
2023-02-14	SELL	Market Buy	株式会社EPARK EPARK , INC.	passive	341.7K	¥1,281	+47.7%	¥100M ($646K)
2023-02-09	SELL	Market Buy	株式会社EPARK EPARK , INC.	passive	420.0K	¥1,215	+44.9%	¥64M ($415K)
2023-01-11	SELL	Market Buy	株式会社EPARK EPARK , INC.	passive	518.8K	¥1,355	+50.5%	¥80M ($518K)
2023-01-11	SELL	Market Buy	株式会社EPARK EPARK , INC.	passive	472.6K	¥1,355	+50.5%	¥62M ($400K)
2022-10-28	SELL	unknown	三輪幸将 Yukimasa Miwa	activist	2.1M	¥1,596	+58.0%	¥221M ($1.4M)
2022-10-05	BUY	unknown	三輪幸将 Yukimasa Miwa	activist	2.3M	¥2,030	-67.0%	¥4.6B ($29.9M)
2022-10-05	BUY	Market Buy	株式会社EPARK EPARK , INC.	passive	578.0K	¥2,030	-67.0%	¥1.2B ($7.6M)

Frequently asked questions

Who has been buying Fines inc. stock?: 4 distinct investors have filed 13 disclosed large-shareholding filings in Fines inc. (5125), most recently on 2026-01-06. 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 Fines inc. have?: Fines inc. has 13 buy-side and 10 sell-side disclosures on record, covering ¥6.1B ($39.2M) in total reported value, spanning 2022-10-05 to 2026-01-06.
Where does StockDrifts get Fines inc. 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 Fines inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.