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

17 distinct investors have filed 23 disclosed large-shareholding filings in World Co., Ltd. (3612), most recently on 2026-05-13. 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 World Co., Ltd. have?

World Co., Ltd. has 23 buy-side and 22 sell-side disclosures on record, covering ¥8.4B ($54.2M) in total reported value, spanning 2021-06-04 to 2026-05-13.

Where does StockDrifts get World 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.

World Co., Ltd. 3612

Company

株式会社ワールドWorld Co., Ltd.

Investors

Buys

Total Value

¥8.4B ($54.2M)

Avg Return

+49.56%

Last Filing

2026-05-13

World Co., Ltd. (3612) has 23 disclosed large-shareholding filings and 22 disclosed disposals on record, filed by 17 distinct investors. Together those filings cover ¥8.4B ($54.2M) in reported transaction value. The earliest filing StockDrifts holds for World Co., Ltd. is dated 2021-06-04; the most recent is 2026-05-13. 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 +49.56%, 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
2026-08-10	BUY	Market Buy	株式会社THファンディング	strategic	1.0M	¥1,604	+1.6%	¥1.1B ($6.8M)
2026-08-10	BUY	unknown	株式会社ワイアール	strategic	2.0M	¥1,604	+1.6%	¥3.2B ($20.7M)
2026-08-10	BUY	unknown	株式会社ケイエム	strategic	2.0M	¥1,604	+1.6%	¥3.2B ($20.7M)
2026-08-10	BUY	unknown	株式会社エイティ	strategic	2.0M	¥1,604	+1.6%	¥3.2B ($20.7M)
2026-08-10	BUY	unknown	株式会社M2	strategic	200.0K	¥1,604	+1.6%	¥321M ($2.1M)
2026-08-10	BUY	unknown	株式会社EaselWorks	strategic	200.0K	¥1,604	+1.6%	¥321M ($2.1M)
2026-08-10	BUY	unknown	株式会社イーエイチ	strategic	1.7M	¥1,604	+1.6%	¥2.7B ($17.4M)
2026-08-10	SELL	unknown	寺井秀藏	strategic	3.3M	¥1,604	-1.6%	¥1.0B ($6.7M)
2026-07-17	BUY	unknown	株式会社ケイエム	strategic	2.0M	¥1,607	+1.4%	¥3.2B ($20.7M)
2026-07-17	BUY	unknown	株式会社ワイアール	strategic	2.0M	¥1,607	+1.4%	¥3.2B ($20.7M)
2026-07-17	BUY	unknown	株式会社エイティ	strategic	2.0M	¥1,607	+1.4%	¥3.2B ($20.7M)
2026-07-17	BUY	unknown	株式会社M2	strategic	200.0K	¥1,607	+1.4%	¥321M ($2.1M)
2026-07-17	BUY	unknown	株式会社EaselWorks	strategic	200.0K	¥1,607	+1.4%	¥321M ($2.1M)
2026-07-17	BUY	unknown	株式会社イーエイチ	strategic	1.7M	¥1,607	+1.4%	¥2.7B ($17.4M)
2026-07-17	SELL	unknown	寺井秀藏	strategic	4.0M	¥1,607	-1.4%	¥397M ($2.6M)
2026-07-17	BUY	Market Buy	株式会社THファンディング	strategic	350.0K	¥1,607	+1.4%	¥397M ($2.6M)
2026-07-13	BUY	unknown	株式会社M2	strategic	200.0K	¥1,600	+1.1%	¥320M ($2.1M)
2026-07-13	BUY	unknown	株式会社THファンディング	strategic	100.0K	¥1,600	+1.1%	¥160M ($1.0M)
2026-07-13	BUY	unknown	株式会社ワイアール	strategic	2.0M	¥1,600	+1.1%	¥3.2B ($20.6M)
2026-07-13	BUY	unknown	株式会社エイティ	strategic	2.0M	¥1,600	+1.1%	¥3.2B ($20.6M)
2026-07-13	SELL	unknown	寺井秀藏	strategic	4.2M	¥1,600	-1.1%	¥160M ($1.0M)
2026-07-13	BUY	unknown	株式会社EaselWorks	strategic	200.0K	¥1,600	+1.1%	¥320M ($2.1M)
2026-07-13	SELL	unknown	株式会社イーエイチ	strategic	1.7M	¥1,600	-1.1%	¥123M ($796K)
2026-07-13	BUY	unknown	株式会社ケイエム	strategic	2.0M	¥1,600	+1.1%	¥3.2B ($20.6M)
2026-05-13	BUY	unknown	株式会社ワイアール	strategic	2.0M	¥1,521	-1.4%	¥3.0B ($19.6M)
2026-05-13	BUY	unknown	株式会社ケイエム	strategic	2.0M	¥1,521	-1.4%	¥3.0B ($19.6M)
2026-05-13	BUY	unknown	株式会社エイティ	strategic	2.0M	¥1,521	-1.4%	¥3.0B ($19.6M)
2026-05-13	BUY	unknown	株式会社M2	strategic	200.0K	¥1,521	-1.4%	¥304M ($2.0M)
2026-05-13	BUY	unknown	株式会社EaselWorks	strategic	200.0K	¥1,521	-1.4%	¥304M ($2.0M)
2026-05-13	SELL	unknown	株式会社イーエイチ	strategic	1.7M	¥1,521	+1.4%	¥117M ($757K)
2026-05-13	SELL	unknown	寺井秀藏	strategic	4.3M	¥1,521	+1.4%	¥622M ($4.0M)
2026-02-20	SELL	Market Buy	三井住友DSアセットマネジメント株式会社	passive	1.6M	¥1,650	+4.6%	¥2.6B ($16.7M)
2026-02-20	BUY	Market Buy	SMBC日興証券株式会社	other	965.9K	¥1,650	-4.6%	¥1.5B ($9.8M)
2026-01-22	BUY	Market Buy	SMBC日興証券株式会社	other	391.2K	¥1,552.5	+1.4%	¥616M ($4.0M)
2026-01-22	SELL	Market Buy	三井住友DSアセットマネジメント株式会社	passive	1.6M	¥1,552.5	-1.4%	¥2.6B ($16.7M)
2026-01-09	SELL	unknown	株式会社イーエイチ	strategic	840.0K	¥1,565	-0.6%	¥1.3B ($8.5M)
2026-01-09	SELL	unknown	寺井秀藏	strategic	2.3M	¥1,565	-0.6%	¥3.6B ($23.0M)
2025-12-05	SELL	unknown	野村アセットマネジメント株式会社	other	1.1M	¥1,486.5	-5.9%	¥1.7B ($10.7M)
2025-12-05	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	379.7K	¥1,486.5	+5.9%	¥598M ($3.9M)
2025-12-05	SELL	unknown	野村證券株式会社	other	244.9K	¥1,486.5	-5.9%	¥385M ($2.5M)
2025-10-22	SELL	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	321.0K	¥1,393	-13.0%	¥15M ($99K)
2025-10-22	SELL	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	2.0M	¥1,393	-13.0%	¥534M ($3.4M)
2025-09-22	SELL	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	2.3M	¥1,436.5	-9.6%	¥59M ($382K)
2025-09-22	SELL	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	309.9K	¥1,436.5	-9.6%	¥538M ($3.5M)
2025-09-19	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.1M	¥1,452	+8.4%	¥1.6B ($10.0M)
2025-09-19	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	248.2K	¥1,452	+8.4%	¥360M ($2.3M)
2025-09-19	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	463.0K	¥1,452	+8.4%	¥672M ($4.3M)
2025-09-05	BUY	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	2.3M	¥1,550	+1.6%	¥123M ($791K)
2025-09-05	BUY	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	685.3K	¥1,550	+1.6%	¥416M ($2.7M)
2025-08-07	SELL	Market Buy	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	2.2M	¥1,432.5	-9.9%	¥39M ($254K)

Showing the 50 most recent of 80 filings.

Frequently asked questions

Who has been buying World Co., Ltd. stock?: 17 distinct investors have filed 23 disclosed large-shareholding filings in World Co., Ltd. (3612), most recently on 2026-05-13. 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 World Co., Ltd. have?: World Co., Ltd. has 23 buy-side and 22 sell-side disclosures on record, covering ¥8.4B ($54.2M) in total reported value, spanning 2021-06-04 to 2026-05-13.
Where does StockDrifts get World 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 World Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.