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Nippon Concept Corporation 9386

Company
日本コンセプト株式会社Nippon Concept Corporation
Investors
10
Buys
8
Total Value
¥32.4B ($208.7M)
Avg Return
+37.28%
Last Filing
2025-08-22

Nippon Concept Corporation (9386) has 8 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 10 distinct investors. Together those filings cover ¥32.4B ($208.7M) in reported transaction value. The earliest filing StockDrifts holds for Nippon Concept Corporation is dated 2021-04-01; the most recent is 2025-08-22. Across these filings the average return since disclosure is +37.28%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-08-22SELLunknown
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other161.8K¥3,045-0.2%¥2.4B ($15.6M)
2025-08-22BUYunknown
野村アセットマネジメント株式会社
Nomura Asset Management Co., Ltd.
other222.9K¥3,045--
2025-08-20BUYacquisition
株式会社M
M Co., Ltd.
activist8.1M¥3,045+0.2%¥24.7B ($159.7M)
2025-08-20BUYacquisition
株式会社商船三井
Mitsui O.S.K. Lines, Ltd.
strategic4.0M¥3,045--
2025-08-20SELLunknown
松元 孝義
Takayoshi Matsumoto
unknown0¥3,045-0.2%¥8.9B ($57.7M)
2025-07-23BUYunknown
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other955.9K¥3,050+0.0%¥2.9B ($18.8M)
2025-07-23BUYunknown
野村アセットマネジメント株式会社
Nomura Asset Management Co., Ltd.
other222.8K¥3,050+0.0%¥680M ($4.4M)
2025-07-07BUYacquisition
株式会社商船三井
Mitsui O.S.K. Lines, Ltd.
strategic4.0M¥3,045--
2025-07-02SELLunknown
松元 孝義
Takayoshi Matsumoto
strategic2.9M¥3,045-0.2%¥524M ($3.4M)
2025-07-02BUYMarket Buy
松元 孝義
Takayoshi Matsumoto
strategic2.9M¥3,045+0.2%¥13M ($82K)
2025-06-20SELLunknown
エフエムアール エルエルシー(FMR LLC)
FMR LLC
other540.4K¥2,142-42.4%¥342M ($2.2M)
2024-03-25BUYunknown
エフエムアール エルエルシー(FMR LLC)
FMR LLC
other700.5K¥1,822+67.4%¥1.3B ($8.2M)
2024-01-17SELLMarket Buy
株式会社 三井住友銀行
Sumitomo Mitsui Banking Corporation
other239.7K¥1,684-81.1%¥100M ($648K)
2024-01-17SELLMarket 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
activist286.6K¥1,684-81.1%¥152M ($979K)
2024-01-17BUYMarket Buy
SMBC日興証券株式会社
SMBC Nikko Securities Inc.
other45.0K¥1,684+81.1%¥12M ($75K)
2023-12-08SELLunknown
山中 康利
Yasutoshi Yamanaka
strategic0¥1,633-86.8%¥2.2B ($14.1M)
2023-11-08BUYunknown
山中 康利
Yasutoshi Yamanaka
strategic1.3M¥1,746-¥2M ($16K)
2023-11-08BUYMarket Buy
山中 康利
Yasutoshi Yamanaka
strategic1.3M¥1,746+74.7%¥2M ($16K)
2023-11-08BUYMarket Buy
株式会社商船三井
Mitsui O.S.K. Lines, Ltd.
strategic4.0M¥1,746+74.7%¥3.4B ($21.9M)
2022-12-22SELLunknown
エフエムアール エルエルシー(FMR LLC)
FMR LLC
other553.4K¥1,536-98.6%¥222M ($1.4M)
2021-04-01SELLunknown
SMBC日興証券株式会社
SMBC Nikko Securities Inc.
other36.9K¥1,730-76.3%¥173M ($1.1M)
2021-04-01BUYunknown
株式会社 三井住友銀行
Sumitomo Mitsui Banking Corporation
other300.0K¥1,730--
2021-04-01SELLunknown
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
activist377.9K¥1,730-76.3%¥67M ($433K)

Frequently asked questions

Who has been buying Nippon Concept Corporation stock?
10 distinct investors have filed 8 disclosed large-shareholding filings in Nippon Concept Corporation (9386), most recently on 2025-08-22. 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 Nippon Concept Corporation have?
Nippon Concept Corporation has 8 buy-side and 10 sell-side disclosures on record, covering ¥32.4B ($208.7M) in total reported value, spanning 2021-04-01 to 2025-08-22.
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.