Who has been buying Aso Foam Crete Co., Ltd. stock?

6 distinct investors have filed 5 disclosed large-shareholding filings in Aso Foam Crete Co., Ltd. (1730), most recently on 2025-03-03. 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 Aso Foam Crete Co., Ltd. have?

Aso Foam Crete Co., Ltd. has 5 buy-side and 7 sell-side disclosures on record, covering ¥1.8B ($11.7M) in total reported value, spanning 2024-12-16 to 2025-03-03.

Where does StockDrifts get Aso Foam Crete 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.

Aso Foam Crete Co., Ltd. 1730

Company

麻生フオームクリート株式会社Aso Foam Crete Co., Ltd.

Investors

Buys

Total Value

¥1.8B ($11.7M)

Avg Return

+0.12%

Last Filing

2025-03-03

Aso Foam Crete Co., Ltd. (1730) has 5 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥1.8B ($11.7M) in reported transaction value. The earliest filing StockDrifts holds for Aso Foam Crete Co., Ltd. is dated 2024-12-16; the most recent is 2025-03-03. 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 +0.12%, 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
2025-03-03	BUY	Market Buy	日特建設株式会社 NITTOC CONSTRUCTION CO., LTD.	activist	3.4M	¥677	+0.0%	¥179M ($1.2M)
2025-02-13	SELL	unknown	麻生商事株式会社 Aso Shoji Co., Ltd.	unknown	0	¥676	-0.1%	¥203M ($1.3M)
2025-02-13	SELL	unknown	株式会社麻生地所 Asaisho Co., Ltd.	unknown	0	¥676	-0.1%	¥270M ($1.7M)
2025-02-13	SELL	unknown	株式会社麻生 ASO CORPORATION	unknown	0	¥676	-0.1%	¥960M ($6.2M)
2025-02-12	SELL	Market Buy	麻生商事株式会社 Aso Shoji Co., Ltd.	unknown	0	¥676	-0.1%	¥203M ($1.3M)
2025-02-12	BUY	Market Buy	日特建設株式会社 Nittoc Construction Co., Ltd.	activist	3.2M	¥676	+0.1%	¥1.4B ($9.2M)
2025-02-12	SELL	Market Buy	株式会社麻生地所 Asaisho Co., Ltd.	unknown	0	¥676	-0.1%	¥270M ($1.7M)
2025-02-04	SELL	unknown	麻生泰 Yasushi Aso	unknown	0	¥678	+0.1%	¥27M ($175K)
2025-02-04	SELL	unknown	麻生興産株式会社 Aso Kosan Co., Ltd.	unknown	0	¥678	+0.1%	¥27M ($175K)
2025-02-04	BUY	unknown	麻生商事株式会社 Aso Shoji Co., Ltd.	strategic	300.0K	¥678	-0.1%	¥203M ($1.3M)
2025-02-04	BUY	unknown	株式会社麻生地所 Asaisho Co., Ltd.	strategic	400.0K	¥678	-0.1%	¥271M ($1.7M)
2025-02-04	BUY	unknown	株式会社麻生 ASO CORPORATION	strategic	1.4M	¥678	-0.1%	¥963M ($6.2M)
2025-01-29	BUY	unknown	麻生商事株式会社 Aso Shoji Co., Ltd.	unknown	300.0K	¥676	+0.1%	¥203M ($1.3M)
2025-01-29	BUY	unknown	株式会社麻生地所 Asaisho Co., Ltd.	unknown	400.0K	¥676	+0.1%	¥270M ($1.7M)
2025-01-29	BUY	unknown	日特建設株式会社 Nittoc Construction Co., Ltd.	activist	1.0M	¥676	+0.1%	¥264M ($1.7M)
2024-12-16	BUY	unknown	麻生泰 Yasushi Aso	strategic	40.0K	¥677	+0.0%	¥27M ($175K)
2024-12-16	BUY	unknown	麻生興産株式会社 Aso Kosan Co., Ltd.	strategic	40.0K	¥677	+0.0%	¥27M ($175K)
2024-12-16	BUY	unknown	麻生商事株式会社 Aso Shoji Co., Ltd.	strategic	300.0K	¥677	+0.0%	¥203M ($1.3M)
2024-12-16	BUY	unknown	株式会社麻生地所 Asaisho Co., Ltd.	strategic	400.0K	¥677	+0.0%	¥271M ($1.7M)
2024-12-16	BUY	unknown	株式会社麻生 ASO CORPORATION	strategic	1.4M	¥677	+0.0%	¥961M ($6.2M)

Frequently asked questions

Who has been buying Aso Foam Crete Co., Ltd. stock?: 6 distinct investors have filed 5 disclosed large-shareholding filings in Aso Foam Crete Co., Ltd. (1730), most recently on 2025-03-03. 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 Aso Foam Crete Co., Ltd. have?: Aso Foam Crete Co., Ltd. has 5 buy-side and 7 sell-side disclosures on record, covering ¥1.8B ($11.7M) in total reported value, spanning 2024-12-16 to 2025-03-03.
Where does StockDrifts get Aso Foam Crete 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 Aso Foam Crete Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.