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UBE Corporation 4208

Company
宇部興産株式会社UBE Corporation
Investors
14
Buys
25
Total Value
¥9.3B ($59.9M)
Avg Return
+6.93%
Last Filing
2026-04-21

UBE Corporation (4208) has 25 disclosed large-shareholding filings and 14 disclosed disposals on record, filed by 14 distinct investors. Together those filings cover ¥9.3B ($59.9M) in reported transaction value. The earliest filing StockDrifts holds for UBE Corporation is dated 2021-10-22; the most recent is 2026-04-21. 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 +6.93%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-07-06BUYMarket Buy
野村アセットマネジメント株式会社
other6.3M¥3,261-1.3%¥3.0B ($19.7M)
2026-07-06BUYMarket Buy
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other316.2K¥3,261-1.3%¥693M ($4.5M)
2026-07-06SELLunknown
野村證券株式会社
other-12.5K¥3,261--
2026-04-21BUYMarket Buy
野村アセットマネジメント株式会社
other5.3M¥2,413-0.6%¥103M ($661K)
2026-04-21SELLunknown
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other109.3K¥2,413+0.6%¥564M ($3.6M)
2026-04-21BUYunknown
野村證券株式会社
other-734¥2,413-0.6%-
2026-04-06BUYunknown
野村アセットマネジメント株式会社
other5.3M¥2,445-2.7%¥1.5B ($9.4M)
2026-04-06BUYunknown
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other339.9K¥2,445-2.7%¥286M ($1.8M)
2026-04-06SELLunknown
野村證券株式会社
other5.2K¥2,445+2.7%¥1.0B ($6.5M)
2025-09-19SELLnegotiated
アモーヴァ・アセットマネジメント株式会社
Amova Asset Management Co., Ltd.
other2.1M¥2,362-2.1%¥1.4B ($9.1M)
2025-09-19BUYnegotiated
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.
other3.5M¥2,362+2.1%¥753M ($4.9M)
2025-09-19BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic117.5K¥2,362+2.1%¥278M ($1.8M)
2024-08-06SELLnegotiated
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other2.7M¥2,490.5+3.1%¥185M ($1.2M)
2024-08-06SELLnegotiated
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.
other3.2M¥2,490.5+3.1%¥1.6B ($10.1M)
2024-08-06BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic117.5K¥2,490.5-3.1%¥293M ($1.9M)
2024-07-12BUYnegotiated
三菱UFJアセットマネジメント株式会社
Mitsubishi UFJ Financial Group Inc.
passive1.7M¥2,789-13.5%¥4.7B ($30.5M)
2024-07-12BUYnegotiated
MUFGセキュリティーズEMEA
MUFG Securities EMEA plc
other519.0K¥2,789-13.5%¥1.4B ($9.3M)
2024-07-12BUYnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive2.2M¥2,789-13.5%¥6.2B ($39.7M)
2024-07-12BUYnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic945.0K¥2,789-13.5%¥2.6B ($17.0M)
2024-05-08SELLnegotiated
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.
other3.8M¥2,892.5+16.6%¥737M ($4.8M)
2024-05-08BUYnegotiated
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other2.7M¥2,892.5-16.6%¥737M ($4.8M)
2024-05-08BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic117.5K¥2,892.5-16.6%¥340M ($2.2M)
2024-02-21BUYnegotiated
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other2.5M¥2,560-5.8%¥1.3B ($8.6M)
2024-02-21BUYnegotiated
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.
other4.1M¥2,560-5.8%¥2.0B ($12.8M)
2024-02-21BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic117.5K¥2,560-5.8%¥301M ($1.9M)
2023-10-16BUYnegotiated
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.
other111.3K¥2,321+3.9%¥258M ($1.7M)
2023-10-16SELLnegotiated
三菱UFJアセットマネジメント株式会社
Mitsubishi UFJ Financial Group Inc.
passive1.2M¥2,321-3.9%¥49M ($318K)
2023-10-16SELLnegotiated
MUFGセキュリティーズEMEA
MUFG Securities EMEA plc
unknown0¥2,321-3.9%¥1.3B ($8.1M)
2023-10-16BUYnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive2.9M¥2,321+3.9%¥567M ($3.7M)
2023-10-16BUYnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic945.0K¥2,321+3.9%¥2.2B ($14.2M)
2023-01-30BUYnegotiated
MUFGセキュリティーズEMEA
MUFG Securities EMEA plc
other542.0K¥2,011+20.0%¥1.1B ($7.0M)
2023-01-30BUYnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive2.7M¥2,011+20.0%¥5.4B ($34.7M)
2023-01-30BUYnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic945.0K¥2,011+20.0%¥1.9B ($12.3M)
2023-01-30BUYnegotiated
三菱UFJ国際投信株式会社
Mitsubishi UFJ Financial Group Inc.
passive1.2M¥2,011+20.0%¥2.4B ($15.4M)
2022-06-20SELLnegotiated
三菱UFJ国際投信株式会社
Mitsubishi UFJ Financial Group Inc.
passive1.1M¥2,004-20.4%¥1.1B ($7.0M)
2022-06-20SELLnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive2.5M¥2,004-20.4%¥1.5B ($9.7M)
2022-06-20BUYnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic945.0K¥2,004+20.4%¥1.9B ($12.2M)
2022-06-06BUYunknown
野村アセットマネジメント株式会社
Nomura Asset Management Co., Ltd.
other4.7M¥2,049+17.7%¥9.6B ($61.9M)
2022-06-06BUYunknown
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other222.9K¥2,049+17.7%¥457M ($2.9M)
2022-06-06BUYunknown
野村證券株式会社
Nomura Securities Co.,Ltd.
other418.3K¥2,049+17.7%¥857M ($5.5M)
2022-05-19BUYMarket Buy
野村アセットマネジメント株式会社
Nomura Asset Management Co., Ltd.
other4.6M¥1,964+22.8%¥9.0B ($57.8M)
2022-05-19SELLMarket Buy
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other3.8K¥1,964-22.8%¥667M ($4.3M)
2022-05-19BUYMarket Buy
野村證券株式会社
Nomura Securities Co.,Ltd.
other625.6K¥1,964+22.8%¥1.0B ($6.6M)
2022-03-22BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic117.5K¥2,050+17.7%¥241M ($1.6M)
2022-03-22BUYnegotiated
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other2.0M¥2,050+17.7%¥4.0B ($25.8M)
2022-03-22BUYnegotiated
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.
other3.3M¥2,050+17.7%¥6.7B ($43.5M)
2021-12-06SELLnegotiated
日興アセットマネジメント株式会社
Nikko Asset Management Co.,Ltd.
other2.0M¥1,955-23.4%¥228M ($1.5M)
2021-12-06BUYnegotiated
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.
other3.2M¥1,955+23.4%¥62M ($402K)
2021-12-06BUYnegotiated
三井住友信託銀行株式会社
Sumitomo Mitsui Trust Bank,Limited
strategic117.5K¥1,955+23.4%¥230M ($1.5M)
2021-10-22SELLunknown
アセットマネジメントOne株式会社
Asset Management One Co., Ltd.
other3.3M¥2,185-10.4%¥1.5B ($9.9M)

Showing the 50 most recent of 52 filings.

Frequently asked questions

Who has been buying UBE Corporation stock?
14 distinct investors have filed 25 disclosed large-shareholding filings in UBE Corporation (4208), most recently on 2026-04-21. 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 UBE Corporation have?
UBE Corporation has 25 buy-side and 14 sell-side disclosures on record, covering ¥9.3B ($59.9M) in total reported value, spanning 2021-10-22 to 2026-04-21.
Where does StockDrifts get UBE Corporation 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 UBE Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.