Who has been buying ISB Corporation stock?

1 distinct investors have filed 3 disclosed large-shareholding filings in ISB Corporation (9702), most recently on 2026-04-22. 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 ISB Corporation have?

ISB Corporation has 3 buy-side and 0 sell-side disclosures on record, covering ¥275M ($1.8M) in total reported value, spanning 2025-12-22 to 2026-04-22.

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.

ISB Corporation 9702

Company

株式会社アイ・エス・ビーISB Corporation

Investors

Buys

Total Value

¥275M ($1.8M)

Avg Return

+12.31%

Last Filing

2026-04-22

ISB Corporation (9702) has 3 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 1 distinct investors. Together those filings cover ¥275M ($1.8M) in reported transaction value. The earliest filing StockDrifts holds for ISB Corporation is dated 2025-12-22; the most recent is 2026-04-22. Across these filings the average return since disclosure is +12.31%, 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
2026-09-16	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	activist	1.6M	¥2,478	-1.3%	¥296M ($1.9M)
2026-07-30	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	activist	1.4M	¥2,366	+3.4%	¥323M ($2.1M)
2026-06-03	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	activist	1.3M	¥2,324	+5.3%	¥355M ($2.3M)
2026-05-22	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	activist	1.1M	¥2,296	+6.6%	¥443M ($2.9M)
2026-04-22	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	passive	954.6K	¥2,070	+18.2%	¥275M ($1.8M)
2026-03-23	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	passive	821.8K	¥1,962	+24.7%	¥470M ($3.0M)
2025-12-22	BUY	Market Buy	アクシウム・キャピタル・ピーティーイー・エルティーディー(Axium Capital Pte. Ltd.) Axium Capital Pte. Ltd.	passive	582.3K	¥1,700	+43.9%	¥990M ($6.4M)

Frequently asked questions

Who has been buying ISB Corporation stock?: 1 distinct investors have filed 3 disclosed large-shareholding filings in ISB Corporation (9702), most recently on 2026-04-22. 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 ISB Corporation have?: ISB Corporation has 3 buy-side and 0 sell-side disclosures on record, covering ¥275M ($1.8M) in total reported value, spanning 2025-12-22 to 2026-04-22.
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.