Who has been buying Mitsubishi Chemical Group Corporation stock?

26 distinct investors have filed 30 disclosed large-shareholding filings in Mitsubishi Chemical Group Corporation (4188), most recently on 2025-09-19. 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 Mitsubishi Chemical Group Corporation have?

Mitsubishi Chemical Group Corporation has 30 buy-side and 29 sell-side disclosures on record, covering ¥92.0B ($593.2M) in total reported value, spanning 2022-01-07 to 2025-09-19.

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.

Mitsubishi Chemical Group Corporation 4188

Company

株式会社三菱ケミカルホールディングスMitsubishi Chemical Group Corporation

Investors

Buys

Total Value

¥92.0B ($593.2M)

Avg Return

+16.29%

Last Filing

2025-09-19

Mitsubishi Chemical Group Corporation (4188) has 30 disclosed large-shareholding filings and 29 disclosed disposals on record, filed by 26 distinct investors. Together those filings cover ¥92.0B ($593.2M) in reported transaction value. The earliest filing StockDrifts holds for Mitsubishi Chemical Group Corporation is dated 2022-01-07; the most recent is 2025-09-19. Across these filings the average return since disclosure is +16.29%, 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
2025-09-19	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	44.4M	¥885.2	-32.2%	¥3.2B ($20.6M)
2025-09-19	SELL	unknown	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	40.5M	¥885.2	-32.2%	¥3.1B ($19.8M)
2025-07-07	SELL	unknown	ドッチ・アンド・コックス (Dodge & Cox) Dodge & Cox	other	72.1M	¥758.8	-54.3%	¥16.2B ($104.7M)
2025-07-04	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	264.7K	¥773.1	+51.4%	¥205M ($1.3M)
2025-07-04	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	7.2M	¥773.1	+51.4%	¥5.6B ($36.1M)
2025-07-04	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	69.1M	¥773.1	+51.4%	¥53.5B ($344.8M)
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	48.0M	¥789.2	-48.3%	¥12.8B ($82.8M)
2025-02-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	43.9M	¥789.2	+48.3%	¥7.8B ($50.6M)
2024-10-18	BUY	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	29.7M	¥833	+40.5%	¥1.8B ($11.3M)
2024-10-18	BUY	Market Buy	ブラックロック・フィナンシャル・マネジメント・インク(BlackRock Financial Management BlackRock Financial Management, Inc.	passive	1.8M	¥833	-	¥1.5B ($9.8M)
2024-10-18	BUY	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	3.4M	¥833	+40.5%	¥878M ($5.7M)
2024-10-18	BUY	Market Buy	ブラックロック・アセット・マネジメント・カナダ・リミテッド BlackRock Asset Management Canada Limited	passive	2.5M	¥833	+40.5%	¥753M ($4.9M)
2024-10-18	BUY	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	27.0M	¥833	+40.5%	¥3.3B ($21.0M)
2024-10-18	BUY	Market Buy	ブラックロック・インベストメント・マネジメント(ユーケー)リミテッドLimited) BlackRock Investment Management (UK	passive	1.7M	¥833	-	-
2024-10-18	BUY	Market Buy	ブラックロック・アドバイザーズ・エルエルシー(BlackRock Advisers BlackRock Advisers, LLC	passive	2.5M	¥833	-	¥2.0B ($13.2M)
2024-10-18	BUY	Market Buy	ブラックロック・インベストメント・マネジメント (オーストラリア)リミテッドLimited) BlackRock Investment Management (Australia	passive	1.6M	¥833	-	¥1.4B ($8.9M)
2024-10-18	BUY	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	6.0M	¥833	+40.5%	¥251M ($1.6M)
2024-10-18	BUY	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	11.1M	¥833	+40.5%	¥376M ($2.4M)
2024-10-18	BUY	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	19.8M	¥833	+40.5%	¥627M ($4.0M)
2024-04-22	SELL	unknown	ドッチ・アンド・コックス (Dodge & Cox) Dodge & Cox	other	93.6M	¥916.2	-27.8%	¥21.5B ($138.9M)
2024-04-04	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	61.7M	¥909.8	+28.6%	¥411M ($2.7M)
2024-04-04	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	7.1M	¥909.8	-28.6%	¥14.3B ($92.0M)
2024-04-04	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	591.5K	¥909.8	+28.6%	¥48.2B ($311.2M)
2024-03-25	SELL	unknown	ドッチ・アンド・コックス (Dodge & Cox) Dodge & Cox	other	117.0M	¥939.6	-24.6%	¥17.4B ($112.3M)
2024-03-22	BUY	subscription	野村證券株式会社 Nomura Securities Co.,Ltd.	other	23.2M	¥953	+22.8%	¥2.4B ($15.7M)
2024-03-22	SELL	subscription	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	7.2M	¥953	-22.8%	¥144M ($926K)
2024-03-22	SELL	subscription	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	61.4M	¥953	-22.8%	¥3.4B ($22.2M)
2024-03-11	SELL	unknown	ドッチ・アンド・コックス (Dodge & Cox) Dodge & Cox	other	135.6M	¥849.6	-37.8%	¥14.5B ($93.3M)
2023-09-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	34.0M	¥903.2	+29.6%	¥408M ($2.6M)
2023-09-06	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	64.1M	¥903.2	-29.6%	¥6.3B ($40.4M)
2023-06-20	BUY	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	2.4M	¥821.7	+42.5%	¥371M ($2.4M)
2023-06-20	BUY	Market Buy	ブラックロック・ライフ・リミテッド BlackRock Life Limited	passive	729.3K	¥821.7	+42.5%	¥60.5B ($390.5M)
2023-06-20	BUY	Market Buy	ブラックロック・アセット・マネジメント・カナダ・リミテッド BlackRock Asset Management Canada Limited	passive	1.7M	¥821.7	-	¥1.4B ($8.9M)
2023-06-20	BUY	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	10.7M	¥821.7	+42.5%	¥2.6B ($16.8M)
2023-06-20	BUY	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	23.1M	¥821.7	+42.5%	¥3.3B ($21.6M)
2023-06-20	BUY	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	27.5M	¥821.7	+42.5%	¥7.7B ($49.5M)
2023-06-20	SELL	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	19.0M	¥821.7	-42.5%	¥495M ($3.2M)
2023-06-20	SELL	Market Buy	ブラックロック・インベストメント・マネジメント(ユーケー)リミテッドLimited) BlackRock Investment Management (UK	passive	1.7M	¥821.7	-42.5%	¥4.8B ($31.1M)
2023-06-20	BUY	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	5.7M	¥821.7	-	¥4.7B ($30.1M)
2023-03-29	BUY	block_purchase	ドッチ・アンド・コックス (Dodge & Cox) Dodge & Cox	other	152.7M	¥784.3	+49.2%	¥11.8B ($76.2M)
2022-12-06	BUY	Market Buy	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	71.1M	¥723.4	+61.8%	¥6.1B ($39.4M)
2022-12-06	SELL	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	33.5M	¥723.4	-61.8%	¥436M ($2.8M)
2022-06-06	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	7.9M	¥783.6	-49.4%	¥11.7B ($75.4M)
2022-06-06	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	49.5M	¥783.6	-49.4%	¥2.6B ($16.8M)
2022-06-06	SELL	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	12.2M	¥783.6	-49.4%	¥118M ($762K)
2022-06-06	SELL	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	2.9M	¥783.6	-49.4%	¥1.4B ($9.1M)
2022-05-11	BUY	Market Buy	ドッチ・アンド・コックス (Dodge & Cox) Dodge & Cox	other	137.5M	¥797.5	+46.8%	¥15.1B ($97.7M)
2022-05-09	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	20.6M	¥815.9	-43.5%	¥8.4B ($53.9M)
2022-05-09	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	7.6M	¥815.9	-43.5%	¥246M ($1.6M)
2022-05-09	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	64.9M	¥815.9	-43.5%	¥5.4B ($34.9M)

Showing the 50 most recent of 67 filings.

Frequently asked questions

Who has been buying Mitsubishi Chemical Group Corporation stock?: 26 distinct investors have filed 30 disclosed large-shareholding filings in Mitsubishi Chemical Group Corporation (4188), most recently on 2025-09-19. 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 Mitsubishi Chemical Group Corporation have?: Mitsubishi Chemical Group Corporation has 30 buy-side and 29 sell-side disclosures on record, covering ¥92.0B ($593.2M) in total reported value, spanning 2022-01-07 to 2025-09-19.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.