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

6 distinct investors have filed 5 disclosed large-shareholding filings in Hanwa Co., Ltd. (8078), most recently on 2025-11-21. 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 Hanwa Co., Ltd. have?

Hanwa Co., Ltd. has 5 buy-side and 4 sell-side disclosures on record, covering ¥7.7B ($49.4M) in total reported value, spanning 2022-04-07 to 2025-11-21.

Where does StockDrifts get Hanwa 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.

Hanwa Co., Ltd. 8078

Company

阪和興業株式会社Hanwa Co., Ltd.

Investors

Buys

Total Value

¥7.7B ($49.4M)

Avg Return

+101.91%

Last Filing

2025-11-21

Hanwa Co., Ltd. (8078) has 5 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥7.7B ($49.4M) in reported transaction value. The earliest filing StockDrifts holds for Hanwa Co., Ltd. is dated 2022-04-07; the most recent is 2025-11-21. 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 +101.91%, 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
2025-11-21	SELL	Market Buy	ティー・ロウ・プライス・ジャパン株式会社 T. Rowe Price Japan, Inc.	passive	1.7M	¥1,348	-22.5%	¥571M ($3.7M)
2024-04-04	SELL	unknown	阪和興業取引先持株会理事長井上智司 Hanwa Clients' Stock Investment Association Chairman TOMOJI INOUE	strategic	0	¥1,166	-41.6%	¥2.7B ($17.1M)
2024-04-04	BUY	unknown	阪和興業取引先持株会理事長南志郎 Hanwa Clients' Stock Investment Association Chairman SHIRO MINAMI	strategic	2.3M	¥1,166	+41.6%	¥2.7B ($17.2M)
2023-12-11	SELL	unknown	阪和興業取引先持株会理事長井上雄策 Hanwa Clients' Stock Investment Association Chairman YUSAKU INOUE	strategic	0	¥916	-80.2%	¥1.9B ($12.6M)
2023-12-11	BUY	unknown	阪和興業取引先持株会理事長井上智司 Hanwa Clients' Stock Investment Association Chairman TOMOJI INOUE	strategic	2.3M	¥916	+80.2%	¥2.1B ($13.4M)
2023-12-11	BUY	unknown	阪和興業取引先持株会理事長井上智司 Hanwa Clients' Stock Investment Association Chairman TOMOJI INOUE	strategic	2.3M	¥916	+80.2%	¥2.1B ($13.4M)
2023-06-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	595.9K	¥875	+88.7%	¥44M ($287K)
2023-06-06	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.1M	¥875	-88.7%	¥407M ($2.6M)
2022-09-20	BUY	acquisition	阪和興業取引先持株会理事長井上雄策 Hanwa Clients' Stock Investment Association Chairman YUSAKU INOUE	strategic	2.1M	¥733	+125.2%	¥1.6B ($10.0M)
2022-09-20	BUY	unknown	阪和興業取引先持株会理事長井上雄策 Hanwa Clients' Stock Investment Association Chairman YUSAKU INOUE	strategic	2.1M	¥733	+125.2%	¥1.6B ($10.0M)
2022-04-07	BUY	Market Buy	ティー・ロウ・プライス・ジャパン株式会社 T. Rowe Price Japan, Inc.	passive	2.2M	¥603	+173.8%	¥1.3B ($8.4M)

Frequently asked questions

Who has been buying Hanwa Co., Ltd. stock?: 6 distinct investors have filed 5 disclosed large-shareholding filings in Hanwa Co., Ltd. (8078), most recently on 2025-11-21. 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 Hanwa Co., Ltd. have?: Hanwa Co., Ltd. has 5 buy-side and 4 sell-side disclosures on record, covering ¥7.7B ($49.4M) in total reported value, spanning 2022-04-07 to 2025-11-21.
Where does StockDrifts get Hanwa 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 Hanwa Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.