Who has been buying Iwatsu Electric Co., Ltd. stock?

11 distinct investors have filed 27 disclosed large-shareholding filings in Iwatsu Electric Co., Ltd. (6704), most recently on 2024-06-25. 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 Iwatsu Electric Co., Ltd. have?

Iwatsu Electric Co., Ltd. has 27 buy-side and 9 sell-side disclosures on record, covering ¥7.5B ($48.2M) in total reported value, spanning 2021-03-17 to 2024-06-25.

Where does StockDrifts get Iwatsu Electric 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.

Iwatsu Electric Co., Ltd. 6704

Company

岩崎通信機株式会社Iwatsu Electric Co., Ltd.

Investors

Buys

Total Value

¥7.5B ($48.2M)

Avg Return

+68.88%

Last Filing

2024-06-25

Iwatsu Electric Co., Ltd. (6704) has 27 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥7.5B ($48.2M) in reported transaction value. The earliest filing StockDrifts holds for Iwatsu Electric Co., Ltd. is dated 2021-03-17; the most recent is 2024-06-25. 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 +68.88%, 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
2024-06-25	BUY	Market Buy	エルアール株式会社 LR.Inc	activist	175.2K	¥1,480	+3.6%	¥259M ($1.7M)
2024-06-25	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥1,480	+3.6%	¥45M ($287K)
2024-06-25	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	4.5M	¥1,480	+3.6%	¥412M ($2.7M)
2024-06-24	BUY	Market Buy	エルアール株式会社 LR.Inc	activist	175.2K	¥1,408	+8.9%	¥247M ($1.6M)
2024-06-24	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥1,408	+8.9%	¥42M ($273K)
2024-06-24	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	4.3M	¥1,408	+8.9%	¥264M ($1.7M)
2024-06-21	BUY	Market Buy	エルアール株式会社 LR.Inc	activist	175.2K	¥1,437	+6.8%	¥252M ($1.6M)
2024-06-21	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥1,437	+6.8%	¥43M ($279K)
2024-06-21	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	4.1M	¥1,437	+6.8%	¥304M ($2.0M)
2024-06-20	BUY	Market Buy	エルアール株式会社 LR.Inc	activist	175.2K	¥1,500	+2.3%	¥263M ($1.7M)
2024-06-20	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥1,500	+2.3%	¥45M ($291K)
2024-06-20	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	3.9M	¥1,500	+2.3%	¥982M ($6.3M)
2024-06-19	BUY	Market Buy	エルアール株式会社 LR.Inc	activist	175.2K	¥1,601	-4.2%	¥41M ($263K)
2024-06-19	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥1,601	-4.2%	¥48M ($311K)
2024-06-19	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	3.2M	¥1,601	-4.2%	¥650M ($4.2M)
2024-06-17	BUY	Market Buy	エルアール株式会社 LR.Inc	activist	149.6K	¥1,601	-4.2%	¥240M ($1.5M)
2024-06-17	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥1,601	-4.2%	¥48M ($311K)
2024-06-17	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	2.8M	¥1,601	-4.2%	¥58M ($371K)
2024-04-30	SELL	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥664	-131.0%	¥10M ($64K)
2024-04-30	BUY	Market Buy	エルアール株式会社 LR.Inc	passive	1.1K	¥664	+131.0%	¥99M ($642K)
2024-04-30	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.8M	¥664	+131.0%	¥1.8B ($11.7M)
2024-01-10	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	75.2K	¥760	-101.8%	¥50M ($323K)
2024-01-10	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	388.2K	¥760	+101.8%	¥290M ($1.9M)
2024-01-05	SELL	negotiated	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	32.0K	¥761	-101.6%	¥15M ($96K)
2024-01-05	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	89.1K	¥761	-101.6%	¥50M ($324K)
2024-01-05	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	498.1K	¥761	+101.6%	¥374M ($2.4M)
2023-12-22	BUY	unknown	あいホールディングス株式会社 Ai Holdings Corporation	strategic	4.9M	¥764	+100.8%	¥3.7B ($24.2M)
2023-12-11	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	activist	30.1K	¥784	+95.7%	¥24M ($152K)
2023-12-11	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	activist	2.8M	¥784	+95.7%	¥51M ($326K)
2023-10-12	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.7M	¥795	+93.0%	¥80M ($517K)
2023-10-12	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥795	+93.0%	¥24M ($154K)
2023-08-07	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	33.8K	¥795	+93.0%	¥6M ($36K)
2023-08-07	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	103.8K	¥795	-93.0%	¥82M ($527K)
2023-08-07	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	498.1K	¥795	+93.0%	¥396M ($2.6M)
2023-07-21	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	94.9K	¥790	-94.2%	¥22M ($139K)
2023-07-21	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	421.2K	¥790	-94.2%	¥61M ($390K)
2023-07-04	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥819	+87.3%	¥25M ($159K)
2023-07-04	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.6M	¥819	+87.3%	¥85M ($549K)
2023-04-20	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥792	+93.7%	¥24M ($154K)
2023-04-20	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.5M	¥792	+93.7%	¥82M ($531K)
2023-01-04	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥771	+99.0%	¥23M ($150K)
2023-01-04	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.4M	¥771	+99.0%	¥80M ($516K)
2022-10-12	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥737	+108.1%	¥22M ($143K)
2022-10-12	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.3M	¥737	+108.1%	¥77M ($494K)
2022-08-18	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.1K	¥777	+97.4%	¥23M ($151K)
2022-08-18	BUY	Market Buy	ペニンシュラ・ロック・リミテッド Peninsula Rock Ltd.	passive	2.2M	¥777	+97.4%	¥81M ($526K)
2022-03-15	BUY	Market Buy	株式会社鹿児島東インド会社 Kagoshima East India Inc	passive	100	¥849	+80.7%	¥85K ($548)
2022-03-15	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.0K	¥849	+80.7%	¥25M ($164K)
2022-03-15	SELL	Market Buy	Hikari Investment BVI Limited	passive	0	¥849	-80.7%	¥55M ($353K)
2022-03-15	BUY	Market Buy	株式会社スノーボールキャピタル Snowball Capital Inc.	passive	30.0K	¥849	+80.7%	¥25M ($164K)

Showing the 50 most recent of 61 filings.

Frequently asked questions

Who has been buying Iwatsu Electric Co., Ltd. stock?: 11 distinct investors have filed 27 disclosed large-shareholding filings in Iwatsu Electric Co., Ltd. (6704), most recently on 2024-06-25. 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 Iwatsu Electric Co., Ltd. have?: Iwatsu Electric Co., Ltd. has 27 buy-side and 9 sell-side disclosures on record, covering ¥7.5B ($48.2M) in total reported value, spanning 2021-03-17 to 2024-06-25.
Where does StockDrifts get Iwatsu Electric 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 Iwatsu Electric Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.