Who has been buying Monex Group, Inc. stock?

9 distinct investors have filed 15 disclosed large-shareholding filings in Monex Group, Inc. (8698), most recently on 2024-03-15. 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 Monex Group, Inc. have?

Monex Group, Inc. has 15 buy-side and 8 sell-side disclosures on record, covering ¥48.4B ($312.4M) in total reported value, spanning 2021-03-19 to 2024-03-15.

Where does StockDrifts get Monex Group, Inc. 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.

Monex Group, Inc. 8698

Company

マネックスグループ株式会社Monex Group, Inc.

Investors

Buys

Total Value

¥48.4B ($312.4M)

Avg Return

-8.08%

Last Filing

2024-03-15

Monex Group, Inc. (8698) has 15 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥48.4B ($312.4M) in reported transaction value. The earliest filing StockDrifts holds for Monex Group, Inc. is dated 2021-03-19; the most recent is 2024-03-15. 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 -8.08%, 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
2026-06-30	BUY	Market Buy	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	passive	13.0M	¥624	+19.6%	¥8.1B ($52.1M)
2024-03-15	SELL	Market Buy	松本大 Dai Matsumoto	strategic	1.1M	¥890	+20.9%	¥5.8B ($37.2M)
2024-03-15	BUY	Market Buy	株式会社松本 MOMO & Co.	strategic	22.1M	¥890	-20.9%	¥5.8B ($37.3M)
2023-12-20	SELL	unknown	株式会社松本 MOMO & Co.	strategic	15.6M	¥684	-2.9%	¥1.1B ($7.1M)
2023-12-20	BUY	unknown	松本大 Dai Matsumoto	strategic	7.6M	¥684	+2.9%	¥35M ($228K)
2023-12-20	BUY	unknown	松本大 Dai Matsumoto	strategic	7.6M	¥684	+2.9%	¥35M ($228K)
2023-12-20	SELL	unknown	株式会社松本 MOMO & Co.	strategic	15.6M	¥684	-2.9%	¥1.1B ($7.1M)
2023-09-27	SELL	unknown	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	10.5M	¥587	-19.9%	¥1.5B ($9.9M)
2022-10-07	SELL	unknown	株式会社静岡銀行 THE SHIZUOKA BANK,LTD	unknown	0	¥478	-47.3%	¥25.6B ($165.0M)
2022-10-07	BUY	unknown	株式会社しずおかフィナンシャルグループ Shizuoka Financial Group ,Inc	strategic	53.5M	¥478	+47.3%	¥25.6B ($165.0M)
2022-02-28	BUY	unknown	オアシスマネジメントカンパニーリミテッド(Oasis Management Company Ltd.) Oasis Management Company Ltd.	activist	13.6M	¥518	+35.9%	¥7.0B ($45.4M)
2021-07-06	BUY	unknown	松本大 Dai Matsumoto	strategic	7.6M	¥715	-1.5%	¥19M ($119K)
2021-07-06	BUY	unknown	松本大 Dai Matsumoto	strategic	7.6M	¥715	-1.5%	¥19M ($119K)
2021-07-06	BUY	unknown	株式会社松本 MOMO & Co.	strategic	17.2M	¥715	-1.5%	¥12.3B ($79.5M)
2021-07-06	BUY	unknown	株式会社松本 MOMO & Co.	strategic	17.2M	¥715	-1.5%	¥12.3B ($79.5M)
2021-04-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	7.0M	¥901	-21.9%	¥1.6B ($10.2M)
2021-04-22	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	-1.1M	¥901	+21.9%	¥2.2B ($14.0M)
2021-04-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	799.8K	¥901	-21.9%	¥626M ($4.0M)
2021-04-22	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.	unknown	0	¥901	-21.9%	-
2021-04-16	SELL	unknown	株式会社静岡銀行 THE SHIZUOKA BANK, LTD.	strategic	51.8M	¥1,014	+30.6%	¥9.8B ($63.5M)
2021-04-07	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	5.2M	¥1,067	-34.0%	¥2.2B ($14.3M)
2021-04-07	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	0	¥1,067	-34.0%	-
2021-04-07	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	10.9M	¥1,067	-34.0%	¥3.9B ($25.1M)
2021-04-07	SELL	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.4M	¥1,067	+34.0%	¥4.0B ($26.0M)
2021-03-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	3.1M	¥864.96	-18.6%	¥2.7B ($17.4M)
2021-03-22	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	0	¥864.96	-18.6%	-
2021-03-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	5.1M	¥864.96	-18.6%	¥4.4B ($28.7M)
2021-03-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	7.2M	¥864.96	-18.6%	¥6.2B ($40.1M)
2021-03-19	BUY	unknown	株式会社静岡銀行 THE SHIZUOKA BANK, LTD.	strategic	61.5M	¥876.717	-19.7%	¥53.9B ($348.1M)

Frequently asked questions

Who has been buying Monex Group, Inc. stock?: 9 distinct investors have filed 15 disclosed large-shareholding filings in Monex Group, Inc. (8698), most recently on 2024-03-15. 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 Monex Group, Inc. have?: Monex Group, Inc. has 15 buy-side and 8 sell-side disclosures on record, covering ¥48.4B ($312.4M) in total reported value, spanning 2021-03-19 to 2024-03-15.
Where does StockDrifts get Monex Group, Inc. 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 Monex Group, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.