Who has been buying Kyoei Sangyo Co.,Ltd. stock?

8 distinct investors have filed 8 disclosed large-shareholding filings in Kyoei Sangyo Co.,Ltd. (6973), most recently on 2025-09-22. 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 Kyoei Sangyo Co.,Ltd. have?

Kyoei Sangyo Co.,Ltd. has 8 buy-side and 9 sell-side disclosures on record, covering ¥11.6B ($75.0M) in total reported value, spanning 2022-10-17 to 2025-09-22.

Where does StockDrifts get Kyoei Sangyo 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.

Kyoei Sangyo Co.,Ltd. 6973

Company

協栄産業株式会社Kyoei Sangyo Co.,Ltd.

Investors

Buys

Total Value

¥11.6B ($75.0M)

Avg Return

+56.55%

Last Filing

2025-09-22

Kyoei Sangyo Co.,Ltd. (6973) has 8 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥11.6B ($75.0M) in reported transaction value. The earliest filing StockDrifts holds for Kyoei Sangyo Co.,Ltd. is dated 2022-10-17; the most recent is 2025-09-22. 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 +56.55%, 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
2025-09-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	184.4K	¥3,910	+0.3%	¥721M ($4.7M)
2025-07-16	BUY	Market Buy	三菱電機株式会社 Mitsubishi Electric Corporation	other	2.2M	¥3,905	+0.4%	¥5.4B ($34.7M)
2025-07-14	BUY	Market Buy	加賀電子株式会社 KAGA ELECTRONICS CO.,LTD.	activist	2.2M	¥3,905	+0.4%	¥5.4B ($34.7M)
2025-06-04	SELL	unknown	三菱電機株式会社 Mitsubishi Electric Corporation	other	559.0K	¥3,990	+1.8%	¥93M ($600K)
2025-06-03	BUY	Market Buy	加賀電子株式会社 KAGA ELECTRONICS CO.,LTD.	activist	283.6K	¥3,230	+21.4%	¥81M ($526K)
2024-07-29	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	3.9K	¥2,733	-43.4%	¥10M ($68K)
2024-07-29	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	34.2K	¥2,733	-43.4%	¥29M ($186K)
2024-07-29	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	107.5K	¥2,733	+43.4%	¥294M ($1.9M)
2024-05-23	BUY	Market Buy	加賀電子株式会社代表取締役社長執行役員門良一 KAGA ELECTRONICS CO., LTD.	passive	258.2K	¥2,746	+42.8%	¥88M ($566K)
2024-04-08	BUY	Market Buy	加賀電子株式会社代表取締役社長執行役員門良一 KAGA ELECTRONICS CO., LTD.	passive	226.5K	¥2,681	+46.2%	¥92M ($597K)
2024-04-08	BUY	Market Buy	加賀電子株式会社代表取締役社長執行役員門良一 KAGA ELECTRONICS CO., LTD.	passive	226.5K	¥2,681	+46.2%	¥92M ($597K)
2023-09-19	SELL	negotiated	auカブコム証券株式会社 Mitsubishi UFJ Financial Group Inc.	other	100	¥2,324	-68.7%	¥79M ($512K)
2023-09-19	SELL	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	7.7K	¥2,324	-68.7%	¥2M ($14K)
2023-09-19	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	44.8K	¥2,324	-68.7%	¥8M ($53K)
2023-09-19	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	107.5K	¥2,324	+68.7%	¥250M ($1.6M)
2023-05-15	BUY	negotiated	auカブコム証券株式会社 Mitsubishi UFJ Financial Group Inc.	other	34.1K	¥1,921	+104.1%	¥66M ($423K)
2023-05-15	SELL	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	8.5K	¥1,921	-104.1%	¥8M ($51K)
2023-05-15	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	48.1K	¥1,921	-104.1%	¥10M ($63K)
2023-05-15	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	107.5K	¥1,921	+104.1%	¥206M ($1.3M)
2022-10-17	BUY	negotiated	三菱UFJモルガン・スタンレー証券株式会社 Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.	other	600	¥1,449	+170.5%	¥86M ($552K)
2022-10-17	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	12.7K	¥1,449	+170.5%	¥8M ($54K)
2022-10-17	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	53.4K	¥1,449	-170.5%	¥47M ($302K)
2022-10-17	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	107.5K	¥1,449	+170.5%	¥156M ($1.0M)

Frequently asked questions

Who has been buying Kyoei Sangyo Co.,Ltd. stock?: 8 distinct investors have filed 8 disclosed large-shareholding filings in Kyoei Sangyo Co.,Ltd. (6973), most recently on 2025-09-22. 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 Kyoei Sangyo Co.,Ltd. have?: Kyoei Sangyo Co.,Ltd. has 8 buy-side and 9 sell-side disclosures on record, covering ¥11.6B ($75.0M) in total reported value, spanning 2022-10-17 to 2025-09-22.
Where does StockDrifts get Kyoei Sangyo 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 Kyoei Sangyo Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.