Who has been buying FFRI Security, Inc. stock?

9 distinct investors have filed 14 disclosed large-shareholding filings in FFRI Security, Inc. (3692), most recently on 2025-09-04. 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 FFRI Security, Inc. have?

FFRI Security, Inc. has 14 buy-side and 16 sell-side disclosures on record, covering ¥2.1B ($13.4M) in total reported value, spanning 2021-03-23 to 2025-09-04.

Where does StockDrifts get FFRI Security, 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.

FFRI Security, Inc. 3692

Company

株式会社FFRIセキュリティFFRI Security, Inc.

Investors

Buys

Total Value

¥2.1B ($13.4M)

Avg Return

+322.18%

Last Filing

2025-09-04

FFRI Security, Inc. (3692) has 14 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥2.1B ($13.4M) in reported transaction value. The earliest filing StockDrifts holds for FFRI Security, Inc. is dated 2021-03-23; the most recent is 2025-09-04. 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 +322.18%, 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
2026-07-10	SELL	unknown	鵜飼裕司 Yuji Ukai	strategic	1.7M	¥5,340	+2.4%	¥450M ($2.9M)
2026-06-23	SELL	unknown	鵜飼裕司 Yuji Ukai	strategic	1.8M	¥4,955	-2.7%	¥422M ($2.7M)
2026-06-23	BUY	unknown	鵜飼裕司 Yuji Ukai	strategic	1.8M	¥4,955	+2.7%	¥422M ($2.7M)
2026-06-02	BUY	unknown	鵜飼裕司 Yuji Ukai	strategic	1.9M	¥5,630	-21.1%	¥507M ($3.3M)
2026-06-02	BUY	unknown	鵜飼裕司 Yuji Ukai	strategic	1.9M	¥5,630	-21.1%	¥507M ($3.3M)
2026-06-02	SELL	unknown	鵜飼裕司 Yuji Ukai	strategic	1.9M	¥5,630	+21.1%	¥507M ($3.3M)
2025-09-04	BUY	unknown	エムエス・エクイティー・ファイナンシング・サービセズ(ルクセンブルク)エス・エー・アール・エルS.a.r.l.) MS Equity Financing Services (Luxembourg	other	0	¥6,750	-5.6%	-
2025-09-04	SELL	unknown	モルガン・スタンレー・アンド・カンパニー・エルエルシー Morgan Stanley & Co. LLC	other	13.0K	¥6,750	+5.6%	¥647M ($4.2M)
2025-09-04	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	0	¥6,750	-5.6%	¥72M ($464K)
2025-09-04	SELL	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	202.4K	¥6,750	+5.6%	¥934M ($6.0M)
2025-08-22	BUY	unknown	エムエス・エクイティー・ファイナンシング・サービセズ(ルクセンブルク)エス・エー・アール・エルS.a.r.l.) MS Equity Financing Services (Luxembourg	other	0	¥6,840	-6.9%	-
2025-08-22	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・エルエルシー Morgan Stanley & Co. LLC	other	108.6K	¥6,840	-6.9%	¥743M ($4.8M)
2025-08-22	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	-10.4K	¥6,840	-6.9%	-
2025-08-22	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	341.0K	¥6,840	-6.9%	¥2.3B ($15.0M)
2023-06-21	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	391.8K	¥1,614	-294.7%	¥32M ($205K)
2023-04-20	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	411.2K	¥1,180	+439.8%	¥485M ($3.1M)
2023-04-06	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	258.0K	¥943	-575.5%	¥155M ($1.0M)
2023-02-21	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	422.7K	¥970	+556.7%	¥10M ($62K)
2022-12-06	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	413.0K	¥1,163	-447.7%	¥15M ($98K)
2022-10-20	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	425.7K	¥1,101	+478.6%	¥469M ($3.0M)
2022-10-06	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	268.6K	¥1,112	-472.8%	¥179M ($1.2M)
2022-09-22	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	430.2K	¥1,098	-480.1%	¥2M ($12K)
2022-08-19	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	431.8K	¥1,165	-446.8%	¥6M ($37K)
2022-07-06	BUY	unknown	金居良治 Ryoji Kanai	strategic	1.4M	¥1,077	+491.5%	¥1.6B ($10.0M)
2022-06-21	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	436.3K	¥1,010	+530.7%	¥13M ($85K)
2022-05-10	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	unknown	0	¥970	-556.7%	¥44M ($282K)
2022-05-10	BUY	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	348.3K	¥970	+556.7%	¥334M ($2.2M)
2022-04-21	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	423.8K	¥1,028	+519.6%	¥436M ($2.8M)
2022-04-06	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	265.4K	¥1,227	-419.1%	¥185M ($1.2M)
2022-03-22	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	416.3K	¥1,149	+454.4%	¥8M ($49K)
2022-02-21	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	409.6K	¥973	+554.7%	¥399M ($2.6M)
2022-01-07	BUY	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	392.8K	¥1,153	+452.5%	¥448M ($2.9M)
2022-01-07	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	45.0K	¥1,153	-452.5%	¥63M ($408K)
2021-10-04	SELL	unknown	金居良治 Ryoji Kanai	strategic	1.4M	¥1,725	-269.3%	¥318M ($2.1M)
2021-08-05	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	100.0K	¥1,677	-279.8%	¥92M ($594K)
2021-08-05	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	443.1K	¥1,677	-279.8%	¥81M ($523K)
2021-06-30	SELL	unknown	金居良治 Ryoji Kanai	strategic	1.6M	¥2,014	-216.3%	¥176M ($1.1M)
2021-03-23	SELL	unknown	鵜飼裕司 Yuji Ukai	strategic	1.9M	¥2,071.219	-207.6%	¥188M ($1.2M)

Frequently asked questions

Who has been buying FFRI Security, Inc. stock?: 9 distinct investors have filed 14 disclosed large-shareholding filings in FFRI Security, Inc. (3692), most recently on 2025-09-04. 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 FFRI Security, Inc. have?: FFRI Security, Inc. has 14 buy-side and 16 sell-side disclosures on record, covering ¥2.1B ($13.4M) in total reported value, spanning 2021-03-23 to 2025-09-04.
Where does StockDrifts get FFRI Security, 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 FFRI Security, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.