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Miroku Jyoho Service Co., Ltd. 9928

Company
株式会社ミロク情報サービスMiroku Jyoho Service Co., Ltd.
Investors
9
Buys
11
Total Value
¥23.0B ($148.1M)
Avg Return
+6.57%
Last Filing
2025-12-01

Miroku Jyoho Service Co., Ltd. (9928) has 11 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥23.0B ($148.1M) in reported transaction value. The earliest filing StockDrifts holds for Miroku Jyoho Service Co., Ltd. is dated 2021-03-22; the most recent is 2025-12-01. Across these filings the average return since disclosure is +6.57%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-06-23BUYMarket Buy
光通信株式会社
passive1.5M¥1,698+22.9%¥2.6B ($16.9M)
2026-06-23BUYMarket Buy
株式会社UH7
passive46.6K¥1,698+22.9%¥79M ($510K)
2026-06-23BUYMarket Buy
さくら損害保険株式会社
passive32.7K¥1,698+22.9%¥56M ($358K)
2026-06-10SELLunknown
フィデリティ マネジメント アンド リサーチ カンパニー エルエルシー
Fidelity Management & Research Company LLC
corporate589.6K¥1,748-19.3%¥898M ($5.8M)
2026-06-10BUYMarket Buy
エフアイエーエム エルエルシー
FIAM LLC
other837.9K¥1,748+19.3%¥407M ($2.6M)
2026-06-09BUYunknown
フィデリティ マネジメント アンド リサーチ カンパニー エルエルシー
Fidelity Management & Research Company LLC
corporate1.2M¥1,726+20.9%¥2.1B ($13.3M)
2026-06-09BUYunknown
エフアイエーエム エルエルシー
FIAM LLC
other651.8K¥1,726+20.9%¥1.1B ($7.3M)
2025-12-01BUYacquisition
株式会社HNホールディングス
HN Holdings Co., Ltd.
strategic6.5M¥1,865+11.8%¥12.1B ($78.2M)
2025-12-01BUYnegotiated
是枝 伸彦
activist1.8M¥1,865+11.8%¥241M ($1.6M)
2025-12-01SELLnegotiated
株式会社エヌケーホールディングス
other3.7M¥1,865-11.8%¥10.8B ($69.4M)
2025-03-24BUYunknown
エフエムアール エルエルシー(FMR LLC)
FMR LLC
other1.8M¥1,891+10.3%¥3.5B ($22.5M)
2025-03-24BUYunknown
エフエムアール エルエルシー(FMR LLC)
FMR LLC
other1.8M¥1,891+10.3%¥3.5B ($22.5M)
2023-12-07BUYsubscription
野村證券株式会社
Nomura Securities Co.,Ltd.
other266.9K¥1,709+22.1%¥404M ($2.6M)
2023-12-07BUYsubscription
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other29.5K¥1,709+22.1%¥18M ($115K)
2023-12-07SELLsubscription
野村アセットマネジメント株式会社
Nomura Asset Management Co., Ltd.
other546.3K¥1,709-22.1%¥190M ($1.2M)
2023-01-26BUYnegotiated
是枝 伸彦
Nobuhiko Koreeda
activist1.7M¥1,569--
2023-01-26BUYnegotiated
株式会社エヌケーホールディングス
NK Holdings Co., Ltd.
other10.2M¥1,569--
2022-06-06BUYMarket Buy
シュローダー・インベストメント・マネジメント株式会社
Schroder Investment Management(Japan)Limited
passive1.2M¥1,207+72.8%¥1.4B ($9.2M)
2022-06-06SELLMarket Buy
シュローダー・インベストメント・マネージメント・リミテッド
Schroder Investment Management Limited
passive33.1K¥1,207-72.8%¥34M ($217K)
2022-02-04SELLMarket Buy
シュローダー・インベストメント・マネージメント・リミテッド
Schroder Investment Management Limited
passive64.3K¥1,278-63.2%¥285M ($1.8M)
2022-02-04BUYMarket Buy
シュローダー・インベストメント・マネジメント株式会社
Schroder Investment Management(Japan)Limited
passive1.9M¥1,278+63.2%¥2.4B ($15.6M)
2021-09-21BUYnegotiated
是枝 伸彦
Nobuhiko Koreeda
activist1.7M¥1,718--
2021-09-21BUYnegotiated
株式会社エヌケーホールディングス
NK Holdings Co., Ltd.
other10.2M¥1,718+21.4%¥48M ($309K)
2021-03-22BUYMarket Buy
ノムラ インターナショナル ピーエルシー
NOMURA INTERNATIONAL PLC
other18.8K¥1,893.542+10.2%¥2.9B ($19.0M)
2021-03-22BUYMarket Buy
野村アセットマネジメント株式会社
Nomura Asset Management Co., Ltd.
other658.4K¥1,893.542+10.2%¥442M ($2.8M)
2021-03-22BUYMarket Buy
野村證券株式会社
Nomura Securities Co.,Ltd.
other3.0M¥1,893.542+10.2%¥310M ($2.0M)

Frequently asked questions

Who has been buying Miroku Jyoho Service Co., Ltd. stock?
9 distinct investors have filed 11 disclosed large-shareholding filings in Miroku Jyoho Service Co., Ltd. (9928), most recently on 2025-12-01. 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 Miroku Jyoho Service Co., Ltd. have?
Miroku Jyoho Service Co., Ltd. has 11 buy-side and 4 sell-side disclosures on record, covering ¥23.0B ($148.1M) in total reported value, spanning 2021-03-22 to 2025-12-01.
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.