Who has been buying SHINKO Inc. stock?

4 distinct investors have filed 4 disclosed large-shareholding filings in SHINKO Inc. (7120), most recently on 2025-04-21. 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 SHINKO Inc. have?

SHINKO Inc. has 4 buy-side and 4 sell-side disclosures on record, covering ¥651M ($4.2M) in total reported value, spanning 2023-03-24 to 2025-04-21.

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.

SHINKO Inc. 7120

Company

株式会社SHINKOSHINKO Inc.

Investors

Buys

Total Value

¥651M ($4.2M)

Avg Return

+14.76%

Last Filing

2025-04-21

SHINKO Inc. (7120) has 4 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥651M ($4.2M) in reported transaction value. The earliest filing StockDrifts holds for SHINKO Inc. is dated 2023-03-24; the most recent is 2025-04-21. Across these filings the average return since disclosure is +14.76%, 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
2025-04-21	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	71.8K	¥654.33	-52.5%	¥18M ($114K)
2024-11-20	SELL	unknown	PHC株式会社 PHC Corporation	other	0	¥683.33	-46.0%	¥186M ($1.2M)
2023-07-04	BUY	unknown	株式会社ヒューマンサービス Humanservice Inc.	strategic	270.9K	¥765.67	-	-
2023-07-04	SELL	unknown	福留泰蔵 Taizo FUKUDOME	strategic	100.2K	¥765.67	-30.3%	¥9M ($58K)
2023-06-06	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	96.5K	¥719.67	+38.7%	¥69M ($448K)
2023-04-03	SELL	unknown	株式会社ヒューマンサービス Humanservice Inc.	strategic	270.9K	¥855	-16.7%	¥69M ($447K)
2023-03-27	BUY	unknown	株式会社ヒューマンサービス Humanservice Inc.	strategic	352.0K	¥788.33	+26.6%	¥277M ($1.8M)
2023-03-27	BUY	unknown	PHC株式会社 PHC Corporation	other	266.0K	¥788.33	+26.6%	¥210M ($1.4M)
2023-03-24	BUY	unknown	福留泰蔵 Taizo FUKUDOME	strategic	112.0K	¥843.67	+18.3%	¥94M ($610K)

Frequently asked questions

Who has been buying SHINKO Inc. stock?: 4 distinct investors have filed 4 disclosed large-shareholding filings in SHINKO Inc. (7120), most recently on 2025-04-21. 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 SHINKO Inc. have?: SHINKO Inc. has 4 buy-side and 4 sell-side disclosures on record, covering ¥651M ($4.2M) in total reported value, spanning 2023-03-24 to 2025-04-21.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.