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.

Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund 9285

Company

東京インフラ・エネルギー投資法人Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund

Investors

Buys

Total Value

¥97M ($623K)

Avg Return

+17.06%

Last Filing

2025-11-10

Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund (9285) has 11 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥97M ($623K) in reported transaction value. The earliest filing StockDrifts holds for Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund is dated 2022-07-19; the most recent is 2025-11-10. Across these filings the average return since disclosure is +17.06%, 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
2025-11-10	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	28.3K	¥52,334.609	-24.9%	¥97M ($623K)
2025-09-19	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	26.4K	¥47,941.207	-18.0%	¥89M ($577K)
2025-08-20	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	24.6K	¥47,217.02	-16.8%	¥101M ($650K)
2025-07-18	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	22.4K	¥45,334.133	-13.3%	¥85M ($550K)
2025-06-30	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	20.5K	¥45,623.805	-13.9%	¥89M ($575K)
2025-06-09	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	18.6K	¥44,140.68	-11.0%	¥80M ($516K)
2025-04-28	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	16.8K	¥39,106.684	+0.5%	¥72M ($461K)
2025-04-04	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	15.0K	¥39,293.129	+0.0%	¥73M ($468K)
2025-04-04	BUY	negotiated	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	15.0K	¥39,293.129	-	¥73M ($473K)
2025-03-21	BUY	negotiated	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	13.1K	¥40,644.852	-	¥73M ($470K)
2025-03-21	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	13.1K	¥40,644.852	-3.3%	¥74M ($475K)
2025-02-26	BUY	Market Buy	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	11.3K	¥40,924.516	-4.0%	¥93M ($601K)
2025-01-29	BUY	negotiated	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	9.0K	¥44,094.07	-10.9%	¥92M ($592K)
2025-01-14	SELL	negotiated	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	6.9K	¥46,704.289	+15.8%	¥156M ($1.0M)
2025-01-14	BUY	negotiated	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	6.9K	¥46,704.289	-	¥156M ($1.0M)
2022-07-19	BUY	negotiated	株式会社クールトラスト Cool Trust Co., Ltd.	strategic	6.4K	¥71,164.555	-	-

Frequently asked questions

Who has been buying Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund stock?: 2 distinct investors have filed 11 disclosed large-shareholding filings in Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund (9285), most recently on 2025-11-10. 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 Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund have?: Tokyo Infrastructure Energy Investment Corporation - Infrastructure Fund has 11 buy-side and 1 sell-side disclosures on record, covering ¥97M ($623K) in total reported value, spanning 2022-07-19 to 2025-11-10.
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.