Who has been buying En-japan Inc. stock?

13 distinct investors have filed 14 disclosed large-shareholding filings in En-japan Inc. (4849), most recently on 2026-05-11. 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 En-japan Inc. have?

En-japan Inc. has 14 buy-side and 16 sell-side disclosures on record, covering ¥18.1B ($116.5M) in total reported value, spanning 2021-09-21 to 2026-05-11.

Where does StockDrifts get En-japan Inc. 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.

En-japan Inc. 4849

Company

エン株式会社En-japan Inc.

Investors

Buys

Total Value

¥18.1B ($116.5M)

Avg Return

-36.91%

Last Filing

2026-05-11

En-japan Inc. (4849) has 14 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 13 distinct investors. Together those filings cover ¥18.1B ($116.5M) in reported transaction value. The earliest filing StockDrifts holds for En-japan Inc. is dated 2021-09-21; the most recent is 2026-05-11. 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 -36.91%, 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
2026-08-04	BUY	Market Buy	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	5.7M	¥1,257	+18.9%	¥675M ($4.4M)
2026-07-09	BUY	Market Buy	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	5.1M	¥1,191	+13.5%	¥225M ($1.5M)
2026-07-06	BUY	unknown	有限会社えん企画	strategic	2.2M	¥1,179	+7.9%	¥2.6B ($16.6M)
2026-07-06	SELL	unknown	越智明之	strategic	935.2K	¥1,179	-7.9%	¥639M ($4.1M)
2026-07-06	BUY	unknown	越智明海	strategic	230.0K	¥1,179	+7.9%	¥271M ($1.7M)
2026-07-06	BUY	negotiated	越智通勝	activist	4.4M	¥1,179	+7.9%	¥5.2B ($33.7M)
2026-07-01	BUY	unknown	有限会社えん企画	strategic	2.2M	¥1,124	+14.2%	¥2.5B ($15.8M)
2026-07-01	BUY	unknown	越智明海	strategic	230.0K	¥1,124	+14.2%	¥259M ($1.7M)
2026-07-01	SELL	unknown	越智明之	strategic	935.2K	¥1,124	-14.2%	¥609M ($3.9M)
2026-07-01	BUY	negotiated	越智通勝	activist	4.4M	¥1,124	+14.2%	¥5.0B ($32.1M)
2026-07-01	BUY	Market Buy	一般財団法人エン人材教育財団 en foundation	other	3.6M	¥1,124	+14.2%	¥609M ($3.9M)
2026-06-30	BUY	unknown	有限会社えん企画	strategic	2.2M	¥1,136	+14.3%	¥2.5B ($16.0M)
2026-06-30	BUY	unknown	越智明之	strategic	1.5M	¥1,136	+14.3%	¥1.7B ($10.8M)
2026-06-30	SELL	unknown	越智明海	strategic	230.0K	¥1,136	-14.3%	¥56M ($364K)
2026-06-30	BUY	Market Buy	越智通勝	activist	4.4M	¥1,136	+14.3%	¥34M ($219K)
2026-06-05	SELL	unknown	アセットマネジメントOne株式会社	other	592.2K	¥1,217	+5.3%	¥496M ($3.2M)
2026-06-05	SELL	unknown	みずほ信託銀行株式会社	other	2.2M	¥1,217	+5.3%	¥133M ($859K)
2026-05-11	BUY	Market Buy	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	4.9M	¥1,165	+4.5%	¥1.2B ($7.5M)
2026-03-05	SELL	Market Buy	SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD.	passive	1.9M	¥1,168	+2.8%	¥645M ($4.2M)
2026-02-19	SELL	unknown	野村アセットマネジメント株式会社	other	1.1M	¥1,252	+9.3%	¥1.2B ($7.8M)
2026-02-19	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	498.2K	¥1,252	+9.3%	¥565M ($3.6M)
2026-02-19	BUY	unknown	野村證券株式会社	other	451.1K	¥1,252	+9.3%	¥512M ($3.3M)
2026-02-18	BUY	Market Buy	SOMPOアセットマネジメント株式会社 SOMPO ASSET MANAGEMENT CO.,LTD.	passive	2.5M	¥1,230	-7.7%	¥3.1B ($19.8M)
2025-12-19	BUY	unknown	野村アセットマネジメント株式会社	other	1.1M	¥1,529	-25.8%	¥1.2B ($7.8M)
2025-12-19	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.1M	¥1,529	-25.8%	¥1.2B ($7.9M)
2025-12-19	BUY	unknown	野村證券株式会社	other	450.6K	¥1,529	-25.8%	¥511M ($3.3M)
2025-05-28	BUY	Market Buy	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	3.9M	¥1,712	-33.7%	¥1.7B ($11.0M)
2025-04-07	BUY	unknown	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	2.9M	¥1,417	-19.9%	¥4.2B ($26.9M)
2024-12-06	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.0M	¥2,151	+47.2%	¥1.7B ($10.9M)
2024-12-06	SELL	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	2.3M	¥2,151	+47.2%	¥11M ($69K)
2024-09-24	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.8M	¥2,471	-54.1%	¥1.3B ($8.6M)
2024-09-24	SELL	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	2.3M	¥2,471	+54.1%	¥184M ($1.2M)
2024-07-04	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	494.2K	¥2,550	+55.5%	¥89M ($573K)
2024-07-04	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	1.5M	¥2,550	+55.5%	¥1.2B ($8.0M)
2022-10-26	SELL	unknown	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	2.2M	¥2,611	+56.5%	¥1.3B ($8.5M)
2022-10-14	SELL	unknown	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	2.7M	¥2,450	+53.7%	¥1.2B ($7.9M)
2022-09-27	SELL	unknown	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	3.2M	¥2,264	+49.9%	¥1.2B ($7.8M)
2022-06-27	SELL	unknown	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	3.7M	¥1,705	+33.4%	¥93M ($602K)
2022-06-21	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	2.0M	¥1,630	-30.4%	¥3.3B ($21.1M)
2022-06-21	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	527.8K	¥1,630	-30.4%	¥860M ($5.6M)
2022-04-06	BUY	Market Buy	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	3.8M	¥3,115	-63.6%	¥1.7B ($10.7M)
2022-03-23	SELL	Market Buy	ニッセイアセットマネジメント株式会社 Nissay Asset Management Company	other	1.4M	¥2,771	+59.0%	¥1.7B ($11.0M)
2022-03-23	BUY	Market Buy	日本生命保険相互会社 Nippon Life Insurance Company	passive	1.1M	¥2,771	-59.0%	¥83M ($533K)
2022-02-01	SELL	unknown	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	3.2M	¥2,771	+59.0%	¥1.4B ($9.0M)
2021-12-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.2M	¥3,600	+68.5%	¥1.0B ($6.5M)
2021-12-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	18.1K	¥3,600	-68.5%	¥7.0B ($44.9M)
2021-12-07	SELL	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	2.4M	¥3,600	+68.5%	¥107M ($693K)
2021-09-21	BUY	Market Buy	モンドリアン・インベストメント・パートナーズ・リミテッド(Mondrian Investment Partners Limited) Mondrian Investment Partners Limited	other	3.7M	¥4,080	-72.2%	¥2.2B ($14.4M)

Frequently asked questions

Who has been buying En-japan Inc. stock?: 13 distinct investors have filed 14 disclosed large-shareholding filings in En-japan Inc. (4849), most recently on 2026-05-11. 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 En-japan Inc. have?: En-japan Inc. has 14 buy-side and 16 sell-side disclosures on record, covering ¥18.1B ($116.5M) in total reported value, spanning 2021-09-21 to 2026-05-11.
Where does StockDrifts get En-japan Inc. 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 En-japan Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.