Who has been buying Unitika Ltd. stock?

14 distinct investors have filed 38 disclosed large-shareholding filings in Unitika Ltd. (3103), most recently on 2026-05-12. 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 Unitika Ltd. have?

Unitika Ltd. has 38 buy-side and 26 sell-side disclosures on record, covering ¥89.9B ($580.2M) in total reported value, spanning 2022-05-19 to 2026-05-12.

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.

Unitika Ltd. 3103

Company

ユニチカ株式会社Unitika Ltd.

Investors

Buys

Total Value

¥89.9B ($580.2M)

Avg Return

+1346.29%

Last Filing

2026-05-12

Unitika Ltd. (3103) has 38 disclosed large-shareholding filings and 26 disclosed disposals on record, filed by 14 distinct investors. Together those filings cover ¥89.9B ($580.2M) in reported transaction value. The earliest filing StockDrifts holds for Unitika Ltd. is dated 2022-05-19; the most recent is 2026-05-12. Across these filings the average return since disclosure is +1346.29%, 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
2026-05-12	BUY	subscription	株式会社地域経済活性化支援機構 Regional Economy Vitalization Corporation of Japan	other	462.0M	¥2,261	-32.8%	¥87.0B ($561.6M)
2026-03-06	BUY	unknown	ゴールドマン・サックス証券株式会社	other	700	¥1,661	-	-
2026-03-06	SELL	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	1.8M	¥1,661	+8.5%	¥1.9B ($12.1M)
2026-03-06	BUY	unknown	ゴールドマン・サックス・アンド・カンパニー・エルエルシー Goldman Sachs & Co. LLC	other	2.7K	¥1,661	-	-
2025-12-05	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	2.9M	¥281	+440.9%	¥818M ($5.3M)
2025-12-05	BUY	unknown	ゴールドマン・サックス証券株式会社	other	-1.2K	¥281	+1232.7%	¥4M ($29K)
2025-12-05	BUY	unknown	ゴールドマン・サックス・アンド・カンパニー・エルエルシー Goldman Sachs & Co. LLC	other	2.7K	¥281	+440.9%	¥758K ($5K)
2025-05-12	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	activist	2.3M	¥166	-	¥785M ($5.1M)
2025-05-12	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	1.5M	¥166	-	¥411M ($2.7M)
2025-05-12	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	421.7K	¥166	-	¥132M ($854K)
2025-04-30	BUY	acquisition	株式会社地域経済活性化支援機構 Regional Economy Vitalization Corporation of Japan	activist	115.5M	¥157	-	¥18.1B ($117.0M)
2024-10-18	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	68.3K	¥307	-	-
2024-10-18	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	745.1K	¥307	-395.1%	¥82M ($526K)
2024-10-18	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.7M	¥307	-395.1%	¥30M ($195K)
2024-10-04	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	71.7K	¥311	+388.8%	¥22M ($144K)
2024-10-04	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.0M	¥311	+388.8%	¥315M ($2.0M)
2024-10-04	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.8M	¥311	+388.8%	¥567M ($3.7M)
2024-09-20	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	567.8K	¥315	-382.5%	¥102M ($658K)
2024-09-20	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.8M	¥315	+382.5%	¥2M ($12K)
2024-09-20	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	99.4K	¥315	-382.5%	¥133M ($857K)
2024-08-21	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	522.1K	¥322	+372.1%	¥168M ($1.1M)
2024-08-21	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	891.2K	¥322	+372.1%	¥287M ($1.9M)
2024-08-21	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.8M	¥322	+372.1%	¥580M ($3.7M)
2024-07-23	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	activist	2.4M	¥308	-	-
2024-07-23	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	53.5K	¥308	-393.5%	¥53M ($344K)
2024-07-23	BUY	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	1.3M	¥308	+393.5%	¥37M ($241K)
2024-07-23	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	402.2K	¥308	-393.5%	¥48M ($310K)
2024-06-19	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	9.9K	¥289	+425.9%	¥219M ($1.4M)
2024-06-19	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.2M	¥289	-425.9%	¥165M ($1.1M)
2024-06-19	SELL	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	unknown	0	¥289	-425.9%	¥43M ($280K)
2024-06-19	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.6M	¥289	+425.9%	¥67M ($431K)
2024-05-20	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	401.4K	¥245	-	¥98M ($630K)
2024-05-20	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.7M	¥245	-	¥42M ($274K)
2024-05-20	BUY	Market Buy	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	150.0K	¥245	-	-
2024-05-20	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.4M	¥245	-	¥6M ($37K)
2024-04-19	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.5M	¥202	-	¥313M ($2.0M)
2024-04-19	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	879	¥202	-	¥178K ($1K)
2024-04-19	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	150.0K	¥202	-	¥30M ($195K)
2024-04-19	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.3M	¥202	-	¥268M ($1.7M)
2023-06-21	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	1.9M	¥240	-	¥43M ($277K)
2023-06-21	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	847.6K	¥240	-	¥3M ($18K)
2023-03-22	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	2.1M	¥216	-	¥1M ($8K)
2023-03-22	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	835.1K	¥216	-	¥1M ($8K)
2023-02-06	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	834.7K	¥238	-	-
2023-02-06	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	2.1M	¥238	-	¥1M ($9K)
2022-10-20	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	246.5K	¥268	-467.2%	¥91M ($589K)
2022-10-20	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	2.1M	¥268	+467.2%	¥12M ($80K)
2022-10-20	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	830.3K	¥268	-467.2%	¥130M ($839K)
2022-10-20	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	638.0K	¥268	-467.2%	¥265M ($1.7M)
2022-10-20	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	1.9M	¥268	+467.2%	¥146M ($939K)

Showing the 50 most recent of 78 filings.

Frequently asked questions

Who has been buying Unitika Ltd. stock?: 14 distinct investors have filed 38 disclosed large-shareholding filings in Unitika Ltd. (3103), most recently on 2026-05-12. 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 Unitika Ltd. have?: Unitika Ltd. has 38 buy-side and 26 sell-side disclosures on record, covering ¥89.9B ($580.2M) in total reported value, spanning 2022-05-19 to 2026-05-12.
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.