Who has been buying Onoken Co., Ltd. stock?

16 distinct investors have filed 35 disclosed large-shareholding filings in Onoken Co., Ltd. (7414), most recently on 2026-02-19. 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 Onoken Co., Ltd. have?

Onoken Co., Ltd. has 35 buy-side and 28 sell-side disclosures on record, covering ¥14.2B ($91.5M) in total reported value, spanning 2021-03-26 to 2026-02-19.

Where does StockDrifts get Onoken Co., Ltd. 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.

Onoken Co., Ltd. 7414

Company

小野建株式会社Onoken Co., Ltd.

Investors

Buys

Total Value

¥14.2B ($91.5M)

Avg Return

-7.71%

Last Filing

2026-02-19

Onoken Co., Ltd. (7414) has 35 disclosed large-shareholding filings and 28 disclosed disposals on record, filed by 16 distinct investors. Together those filings cover ¥14.2B ($91.5M) in reported transaction value. The earliest filing StockDrifts holds for Onoken Co., Ltd. is dated 2021-03-26; the most recent is 2026-02-19. 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 -7.71%, 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
2026-05-25	BUY	negotiated	小野剛	activist	79.9K	¥1,318	+0.1%	¥105M ($679K)
2026-05-25	BUY	Market Buy	オーエヌトラスト株式会社	activist	2.7M	¥1,318	+0.1%	¥536M ($3.5M)
2026-02-19	BUY	Market Buy	小野剛	activist	79.9K	¥1,477	-4.8%	¥112M ($725K)
2026-02-19	BUY	Market Buy	オーエヌトラスト株式会社	activist	2.3M	¥1,477	-4.8%	¥3.3B ($21.0M)
2025-04-07	SELL	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	23.3K	¥1,266	-11.1%	¥41M ($267K)
2025-04-07	SELL	Market 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	passive	1.0M	¥1,266	-11.1%	¥254M ($1.6M)
2023-07-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	687.6K	¥1,609	-12.6%	¥28M ($184K)
2023-07-07	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	251.1K	¥1,609	+12.6%	¥28M ($184K)
2023-07-07	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	151.9K	¥1,609	+12.6%	¥540M ($3.5M)
2023-04-06	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	626.5K	¥1,463	-3.9%	¥166M ($1.1M)
2023-04-06	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	253.2K	¥1,463	+3.9%	¥311M ($2.0M)
2023-04-06	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	459.0K	¥1,463	-3.9%	¥124M ($803K)
2023-04-05	BUY	unknown	UBS証券株式会社 UBS Securities Co., Ltd.	other	100.1K	¥1,478	-4.9%	¥24M ($158K)
2023-04-05	BUY	unknown	ユービーエス・エイ・ジー(銀行) UBS AG	other	959.1K	¥1,478	-4.9%	¥1.4B ($8.9M)
2023-04-04	SELL	unknown	UBS証券株式会社 UBS Securities Co., Ltd.	other	83.5K	¥1,513	+7.1%	¥708M ($4.6M)
2023-04-04	BUY	unknown	ユービーエス・エイ・ジー(銀行) UBS AG	other	2.6M	¥1,513	-7.1%	¥3.9B ($25.1M)
2023-04-04	SELL	Market Buy	ビーファム・パートナーズ(ホンコン)リミテッド(BFAM Partners (Hong Kong) Limited) BFAM Partners (Hong Kong) Limited	passive	0	¥1,513	+7.1%	¥2.1B ($13.5M)
2023-03-31	BUY	Market Buy	UBS証券株式会社 UBS Securities Co., Ltd.	other	549.8K	¥1,486	-5.4%	¥818M ($5.3M)
2023-03-31	BUY	Market Buy	ユービーエス・エイ・ジー(銀行) UBS AG	other	2.6M	¥1,486	-5.4%	¥1.7B ($10.9M)
2023-03-23	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	362.9K	¥1,476	-4.7%	¥7M ($45K)
2023-03-23	BUY	Market 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	passive	1.2M	¥1,476	-4.7%	¥1.7B ($11.2M)
2023-03-23	BUY	unknown	UBS証券株式会社 UBS Securities Co., Ltd.	other	0	¥1,476	-4.7%	-
2023-03-23	BUY	unknown	ユービーエス・エイ・ジー(銀行) UBS AG	other	1.5M	¥1,476	-4.7%	¥2.2B ($14.5M)
2023-03-23	BUY	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	52.1K	¥1,476	-4.7%	¥77M ($496K)
2023-03-23	BUY	unknown	みずほインターナショナル Mizuho International plc	other	0	¥1,476	-4.7%	-
2023-03-23	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	451.2K	¥1,476	-4.7%	¥626M ($4.0M)
2022-09-07	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	511.8K	¥1,452	-3.2%	¥743M ($4.8M)
2022-09-07	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	469.9K	¥1,452	-3.2%	¥682M ($4.4M)
2022-09-07	BUY	subscription	みずほインターナショナル Mizuho International plc	other	0	¥1,452	-3.2%	-
2022-09-07	BUY	subscription	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	396.5K	¥1,452	-3.2%	¥10M ($66K)
2022-09-07	SELL	subscription	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	1.8M	¥1,452	+3.2%	¥501M ($3.2M)
2022-09-07	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	378.0K	¥1,452	-3.2%	¥549M ($3.5M)
2022-08-05	BUY	subscription	みずほインターナショナル Mizuho International plc	other	0	¥1,430	-1.7%	-
2022-08-05	BUY	subscription	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	394.4K	¥1,430	-1.7%	¥564M ($3.6M)
2022-08-05	BUY	subscription	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	2.2M	¥1,430	-1.7%	¥443M ($2.9M)
2022-07-07	BUY	Market Buy	みずほインターナショナル Mizuho International plc	other	0	¥1,407	-0.1%	-
2022-07-07	SELL	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	389.8K	¥1,407	+0.1%	¥7M ($43K)
2022-07-07	BUY	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	1.8M	¥1,407	-0.1%	¥63M ($408K)
2022-06-22	SELL	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	514.3K	¥1,387	-1.4%	¥324M ($2.1M)
2022-06-22	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	¥1,387	+1.4%	-
2022-06-22	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	291.5K	¥1,387	-1.4%	¥105M ($677K)
2022-06-22	BUY	subscription	みずほインターナショナル Mizuho International plc	other	0	¥1,387	+1.4%	-
2022-06-22	SELL	subscription	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	394.0K	¥1,387	-1.4%	¥10M ($63K)
2022-06-22	SELL	subscription	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	1.8M	¥1,387	-1.4%	¥115M ($740K)
2022-06-22	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	377.4K	¥1,387	-1.4%	¥59M ($381K)
2021-10-07	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	697.2K	¥1,584	-11.2%	¥49M ($315K)
2021-10-07	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	¥1,584	-11.2%	-
2021-10-07	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	343.0K	¥1,584	-11.2%	¥31M ($202K)
2021-10-07	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	390.8K	¥1,584	-11.2%	¥17M ($112K)
2021-10-05	BUY	subscription	米国みずほ証券 Mizuho Securities USA LLC	unknown	0	¥1,611	-12.7%	-

Showing the 50 most recent of 96 filings.

Frequently asked questions

Who has been buying Onoken Co., Ltd. stock?: 16 distinct investors have filed 35 disclosed large-shareholding filings in Onoken Co., Ltd. (7414), most recently on 2026-02-19. 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 Onoken Co., Ltd. have?: Onoken Co., Ltd. has 35 buy-side and 28 sell-side disclosures on record, covering ¥14.2B ($91.5M) in total reported value, spanning 2021-03-26 to 2026-02-19.
Where does StockDrifts get Onoken Co., Ltd. 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 Onoken Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.