Who has been buying Sunautas Co., Ltd. stock?

5 distinct investors have filed 9 disclosed large-shareholding filings in Sunautas Co., Ltd. (7623), most recently on 2025-04-30. 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 Sunautas Co., Ltd. have?

Sunautas Co., Ltd. has 9 buy-side and 7 sell-side disclosures on record, spanning 2025-03-13 to 2025-04-30.

Where does StockDrifts get Sunautas Co., 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.

Sunautas Co., Ltd. 7623

Company

株式会社サンオータスSunautas Co., Ltd.

Investors

Buys

Total Value

—

Avg Return

—

Last Filing

2025-04-30

Sunautas Co., Ltd. (7623) has 9 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 5 distinct investors. The earliest filing StockDrifts holds for Sunautas Co., Ltd. is dated 2025-03-13; the most recent is 2025-04-30. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan).

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2025-04-30	BUY	Market Buy	北野俊 Shun Kitano	activist	122.2K	-	-	-
2025-04-30	BUY	Market Buy	太田寿美子 Sumiko Ota	activist	160.4K	-	-	-
2025-04-30	BUY	Market Buy	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-04-30	BUY	Market Buy	太田興産株式会社 Ota Kosan Co., Ltd.	activist	2.4M	-	-	-
2025-04-30	SELL	unknown	ENEOSホールディングス株式会社 ENEOS Holdings, Inc.	unknown	0	-	-	-
2025-03-13	BUY	negotiated	北野俊 Shun Kitano	activist	122.2K	-	-	-
2025-03-13	SELL	negotiated	太田寿美子 Sumiko Ota	activist	160.4K	-	-	-
2025-03-13	BUY	negotiated	北野俊 Shun Kitano	activist	97.2K	-	-	-
2025-03-13	SELL	negotiated	太田寿美子 Sumiko Ota	activist	180.4K	-	-	-
2025-03-13	BUY	negotiated	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-03-13	BUY	negotiated	北野俊 Shun Kitano	activist	77.2K	-	-	-
2025-03-13	SELL	negotiated	太田寿美子 Sumiko Ota	activist	200.4K	-	-	-
2025-03-13	BUY	negotiated	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-03-13	BUY	Market Buy	北野俊 Shun Kitano	activist	122.2K	-	-	-
2025-03-13	SELL	Market Buy	太田寿美子 Sumiko Ota	activist	160.4K	-	-	-
2025-03-13	BUY	Market Buy	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-03-13	BUY	negotiated	北野俊 Shun Kitano	activist	97.2K	-	-	-
2025-03-13	SELL	negotiated	太田寿美子 Sumiko Ota	activist	180.4K	-	-	-
2025-03-13	BUY	negotiated	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-03-13	BUY	Market Buy	北野俊 Shun Kitano	activist	77.2K	-	-	-
2025-03-13	SELL	Market Buy	太田寿美子 Sumiko Ota	activist	200.4K	-	-	-
2025-03-13	BUY	Market Buy	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-03-13	BUY	Market Buy	太田興産株式会社 Ota Kosan Co., Ltd.	activist	827.9K	-	-	-
2025-03-13	BUY	negotiated	太田興産株式会社 Ota Kosan Co., Ltd.	activist	827.9K	-	-	-
2025-03-13	BUY	negotiated	太田興産株式会社 Ota Kosan Co., Ltd.	activist	827.9K	-	-	-
2025-03-13	BUY	negotiated	太田興産株式会社 Ota Kosan Co., Ltd.	activist	827.9K	-	-	-
2025-03-13	BUY	negotiated	北野淳子 Junko Kitano	activist	279.2K	-	-	-
2025-03-13	BUY	Market Buy	太田興産株式会社 Ota Kosan Co., Ltd.	activist	827.9K	-	-	-
2025-03-13	BUY	negotiated	太田興産株式会社 Ota Kosan Co., Ltd.	activist	827.9K	-	-	-

Frequently asked questions

Who has been buying Sunautas Co., Ltd. stock?: 5 distinct investors have filed 9 disclosed large-shareholding filings in Sunautas Co., Ltd. (7623), most recently on 2025-04-30. 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 Sunautas Co., Ltd. have?: Sunautas Co., Ltd. has 9 buy-side and 7 sell-side disclosures on record, spanning 2025-03-13 to 2025-04-30.
Where does StockDrifts get Sunautas Co., 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 Sunautas Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.