Who has been buying DAIWA TSUSHIN Co., Ltd stock?

3 distinct investors have filed 3 disclosed large-shareholding filings in DAIWA TSUSHIN Co., Ltd (7116), most recently on 2025-10-16. 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 DAIWA TSUSHIN Co., Ltd have?

DAIWA TSUSHIN Co., Ltd has 3 buy-side and 16 sell-side disclosures on record, covering ¥963M ($6.2M) in total reported value, spanning 2022-12-28 to 2025-10-16.

Where does StockDrifts get DAIWA TSUSHIN 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.

DAIWA TSUSHIN Co., Ltd 7116

Company

ダイワ通信株式会社DAIWA TSUSHIN Co., Ltd

Investors

Buys

Total Value

¥963M ($6.2M)

Avg Return

-7.52%

Last Filing

2025-10-16

DAIWA TSUSHIN Co., Ltd (7116) has 3 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥963M ($6.2M) in reported transaction value. The earliest filing StockDrifts holds for DAIWA TSUSHIN Co., Ltd is dated 2022-12-28; the most recent is 2025-10-16. 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 -7.52%, 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
2025-10-16	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥861	+37.0%	¥1.2B ($7.5M)
2025-10-16	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥861	+37.0%	¥1.2B ($7.5M)
2025-10-16	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	465.3K	¥861	-37.0%	¥8M ($54K)
2025-10-16	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	465.3K	¥861	-37.0%	¥8M ($54K)
2025-03-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	475.1K	¥1,005	-17.4%	¥28M ($179K)
2025-03-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,005	+17.4%	¥1.4B ($8.8M)
2025-03-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	475.1K	¥1,005	-17.4%	¥28M ($179K)
2025-03-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,005	+17.4%	¥1.4B ($8.8M)
2025-03-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	475.1K	¥1,005	-17.4%	¥28M ($179K)
2025-03-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,005	+17.4%	¥1.4B ($8.8M)
2025-03-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,005	+17.4%	¥1.4B ($8.8M)
2025-03-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	475.1K	¥1,005	-17.4%	¥28M ($179K)
2025-03-06	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	112.0K	¥1,005	-17.4%	¥36M ($230K)
2025-02-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,012	+16.6%	¥1.4B ($8.8M)
2025-02-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	502.8K	¥1,012	-16.6%	¥36M ($232K)
2025-02-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,012	+16.6%	¥1.4B ($8.8M)
2025-02-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	502.8K	¥1,012	-16.6%	¥36M ($232K)
2025-02-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,012	+16.6%	¥1.4B ($8.8M)
2025-02-06	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,012	+16.6%	¥1.4B ($8.8M)
2025-02-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	502.8K	¥1,012	-16.6%	¥36M ($232K)
2025-02-06	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	502.8K	¥1,012	-16.6%	¥36M ($232K)
2025-02-06	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	147.4K	¥1,012	-16.6%	¥31M ($201K)
2025-01-14	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,184	-0.3%	¥1.6B ($10.3M)
2025-01-14	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	538.1K	¥1,184	+0.3%	¥33M ($213K)
2025-01-14	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,184	-0.3%	¥1.6B ($10.3M)
2025-01-14	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	538.1K	¥1,184	+0.3%	¥33M ($213K)
2025-01-14	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,184	-0.3%	¥1.6B ($10.3M)
2025-01-14	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	538.1K	¥1,184	+0.3%	¥33M ($213K)
2025-01-14	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,184	-0.3%	¥1.6B ($10.3M)
2025-01-14	SELL	unknown	岩本秀成 IWAMOTO HIDENARI	activist	538.1K	¥1,184	+0.3%	¥33M ($213K)
2025-01-09	BUY	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	178.3K	¥1,180	+0.0%	¥210M ($1.4M)
2024-12-17	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,200	-1.7%	¥1.6B ($10.5M)
2024-12-17	BUY	unknown	岩本秀成 IWAMOTO HIDENARI	activist	566.0K	¥1,200	-1.7%	¥679M ($4.4M)
2022-12-28	BUY	unknown	岩本秀成 IWAMOTO HIDENARI	activist	566.0K	¥1,330	-11.3%	¥753M ($4.9M)
2022-12-28	BUY	unknown	IWAMOTOアセットマネジメント株式会社 IWAMOTO Asset Management Co., Ltd.	activist	1.4M	¥1,330	-11.3%	¥1.8B ($11.6M)

Frequently asked questions

Who has been buying DAIWA TSUSHIN Co., Ltd stock?: 3 distinct investors have filed 3 disclosed large-shareholding filings in DAIWA TSUSHIN Co., Ltd (7116), most recently on 2025-10-16. 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 DAIWA TSUSHIN Co., Ltd have?: DAIWA TSUSHIN Co., Ltd has 3 buy-side and 16 sell-side disclosures on record, covering ¥963M ($6.2M) in total reported value, spanning 2022-12-28 to 2025-10-16.
Where does StockDrifts get DAIWA TSUSHIN 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 DAIWA TSUSHIN Co., Ltd. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.