Who has been buying REFINVERSE Group, Inc. stock?

9 distinct investors have filed 16 disclosed large-shareholding filings in REFINVERSE Group, Inc. (7375), most recently on 2025-11-27. 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 REFINVERSE Group, Inc. have?

REFINVERSE Group, Inc. has 16 buy-side and 19 sell-side disclosures on record, covering ¥1.6B ($10.5M) in total reported value, spanning 2021-07-05 to 2025-11-27.

Where does StockDrifts get REFINVERSE Group, 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.

REFINVERSE Group, Inc. 7375

Company

株式会社リファインバースグループREFINVERSE Group, Inc.

Investors

Buys

Total Value

¥1.6B ($10.5M)

Avg Return

+80.66%

Last Filing

2025-11-27

REFINVERSE Group, Inc. (7375) has 16 disclosed large-shareholding filings and 19 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥1.6B ($10.5M) in reported transaction value. The earliest filing StockDrifts holds for REFINVERSE Group, Inc. is dated 2021-07-05; the most recent is 2025-11-27. 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 +80.66%, 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
2025-11-27	BUY	Market Buy	SUMINOE株式会社代表取締役永田鉄平 SUMINOE Co., Ltd.	strategic	246.5K	¥797	+133.6%	¥25M ($158K)
2025-11-27	BUY	unknown	SUMINOE株式会社代表取締役永田鉄平 SUMINOE Co., Ltd.	strategic	246.5K	¥797	+133.6%	¥25M ($158K)
2025-09-22	SELL	Market Buy	ベルインベストメンツ株式会社 Bell Investmens Inc.	passive	132.0K	¥1,135	-64.0%	¥79M ($510K)
2025-06-09	BUY	Market Buy	ベルインベストメンツ株式会社 Bell Investmens Inc.	passive	201.6K	¥802	+132.2%	¥24M ($152K)
2025-04-11	SELL	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥729	-155.4%	¥732K ($5K)
2025-04-11	SELL	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥729	-155.4%	¥976K ($6K)
2025-04-11	SELL	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥729	-155.4%	¥732K ($5K)
2025-04-11	SELL	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥729	-155.4%	¥976K ($6K)
2025-04-11	SELL	unknown	越智晶 Akira Ochi	other	326.5K	¥729	-155.4%	¥25M ($161K)
2025-04-11	SELL	unknown	越智晶 Akira Ochi	other	326.5K	¥729	-155.4%	¥25M ($161K)
2025-04-09	SELL	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥630	-195.6%	¥209K ($1K)
2025-04-09	SELL	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥630	-195.6%	¥417K ($3K)
2025-04-09	SELL	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥630	-195.6%	¥211K ($1K)
2025-04-09	SELL	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥630	-195.6%	¥422K ($3K)
2025-04-09	SELL	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥630	-195.6%	¥633K ($4K)
2025-04-09	SELL	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥630	-195.6%	¥844K ($5K)
2025-04-09	BUY	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥630	+195.6%	¥60M ($386K)
2025-04-09	BUY	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥630	+195.6%	¥76M ($492K)
2025-04-09	SELL	unknown	越智晶 Akira Ochi	other	326.5K	¥630	-195.6%	¥22M ($139K)
2025-04-09	BUY	unknown	越智晶 Akira Ochi	other	364.5K	¥630	+195.6%	¥230M ($1.5M)
2025-04-09	BUY	unknown	越智晶 Akira Ochi	other	364.5K	¥630	+195.6%	¥230M ($1.5M)
2025-04-09	BUY	unknown	越智晶 Akira Ochi	other	326.5K	¥630	+195.6%	¥206M ($1.3M)
2025-01-08	BUY	Market Buy	ベルインベストメンツ株式会社 Bell Investmens Inc.	passive	172.0K	¥691	+169.5%	¥119M ($767K)
2024-08-28	BUY	unknown	住江織物株式会社代表取締役永田鉄平 Suminoe Textile Co., Ltd.	strategic	215.5K	¥734	+153.7%	¥28M ($181K)
2024-08-28	BUY	unknown	住江織物株式会社代表取締役永田鉄平 Suminoe Textile Co., Ltd.	strategic	215.5K	¥734	+153.7%	¥28M ($181K)
2024-08-28	BUY	Market Buy	住江織物株式会社 Suminoe Textile Co., Ltd.	strategic	215.5K	¥734	+153.7%	¥28M ($181K)
2024-08-21	SELL	unknown	住江織物株式会社 Suminoe Textile Co., Ltd.	strategic	177.0K	¥718	-159.3%	¥25M ($164K)
2024-08-21	BUY	unknown	住江織物株式会社代表取締役永田鉄平 Suminoe Textile Co., Ltd.	strategic	177.0K	¥718	+159.3%	¥25M ($164K)
2024-04-03	SELL	unknown	住友商事株式会社 SUMITOMO CORPORATION	strategic	38.5K	¥814	-128.8%	¥163M ($1.1M)
2024-03-28	BUY	Market Buy	三菱ケミカル株式会社 Mitsubishi Chemical Corporation	strategic	350.0K	¥816	+128.2%	¥78M ($506K)
2024-03-27	SELL	unknown	住友商事株式会社 SUMITOMO CORPORATION	strategic	238.5K	¥803	-131.9%	¥2M ($16K)
2024-02-06	SELL	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド Gordian Capital Singapore Private Limited	passive	159.3K	¥1,099	-69.4%	¥37M ($241K)
2023-11-21	SELL	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	145.2K	¥1,050	-77.3%	¥43M ($278K)
2023-09-06	BUY	Market Buy	ゴーディアン・キャピタル・シンガポール・プライベート・リミテッド Gordian Capital Singapore Private Limited	passive	193.3K	¥1,321	+41.0%	¥255M ($1.6M)
2023-04-06	BUY	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	186.4K	¥2,065	-9.8%	¥385M ($2.5M)
2021-07-08	BUY	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥1,155	+61.2%	¥110M ($708K)
2021-07-08	BUY	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥1,155	+61.2%	¥140M ($902K)
2021-07-08	BUY	unknown	越智源株式会社 Ochi Gen Co., Ltd.	strategic	95.0K	¥1,155	+61.2%	¥110M ($708K)
2021-07-08	BUY	unknown	越智敏裕 Toshihiro Ochi	strategic	121.0K	¥1,155	+61.2%	¥140M ($902K)
2021-07-08	BUY	negotiated	三菱ケミカル株式会社 Mitsubishi Chemical Corporation	strategic	250.0K	¥1,155	+61.2%	¥289M ($1.9M)
2021-07-08	BUY	unknown	越智晶 Akira Ochi	other	364.5K	¥1,155	+61.2%	¥421M ($2.7M)
2021-07-08	BUY	unknown	越智晶 Akira Ochi	other	364.5K	¥1,155	+61.2%	¥421M ($2.7M)
2021-07-07	BUY	unknown	住江織物株式会社 Suminoe Textile Co., Ltd	other	210.0K	¥1,148	+62.2%	¥241M ($1.6M)
2021-07-05	BUY	unknown	住友商事株式会社 SUMITOMO CORPORATION	strategic	238.5K	¥1,228	+51.6%	¥293M ($1.9M)

Frequently asked questions

Who has been buying REFINVERSE Group, Inc. stock?: 9 distinct investors have filed 16 disclosed large-shareholding filings in REFINVERSE Group, Inc. (7375), most recently on 2025-11-27. 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 REFINVERSE Group, Inc. have?: REFINVERSE Group, Inc. has 16 buy-side and 19 sell-side disclosures on record, covering ¥1.6B ($10.5M) in total reported value, spanning 2021-07-05 to 2025-11-27.
Where does StockDrifts get REFINVERSE Group, 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 REFINVERSE Group, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.