Who has been buying Aoyama Zaisan Networks Company,Limited stock?

9 distinct investors have filed 13 disclosed large-shareholding filings in Aoyama Zaisan Networks Company,Limited (8929), most recently on 2026-02-03. 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 Aoyama Zaisan Networks Company,Limited have?

Aoyama Zaisan Networks Company,Limited has 13 buy-side and 8 sell-side disclosures on record, covering ¥4.3B ($27.5M) in total reported value, spanning 2021-06-16 to 2026-02-03.

Where does StockDrifts get Aoyama Zaisan Networks Company,Limited 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.

Aoyama Zaisan Networks Company,Limited 8929

Company

青山財産ネットワークスAoyama Zaisan Networks Company,Limited

Investors

Buys

Total Value

¥4.3B ($27.5M)

Avg Return

-0.80%

Last Filing

2026-02-03

Aoyama Zaisan Networks Company,Limited (8929) has 13 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥4.3B ($27.5M) in reported transaction value. The earliest filing StockDrifts holds for Aoyama Zaisan Networks Company,Limited is dated 2021-06-16; the most recent is 2026-02-03. 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 -0.80%, 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
2026-08-06	SELL	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.5M	¥1,266	-1.0%	¥337M ($2.2M)
2026-06-09	SELL	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.8M	¥1,315	+3.1%	¥340M ($2.2M)
2026-05-22	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.3M	¥1,418	-9.7%	¥1.9B ($12.1M)
2026-02-03	SELL	unknown	ミリ・キャピタル・マネジメント・エルエルシー (MIRI Capital Management LLC) MIRI Capital Management LLC	activist	1.0M	¥1,508	+11.0%	¥383M ($2.5M)
2025-12-17	SELL	unknown	ミリ・キャピタル・マネジメント・エルエルシー (MIRI Capital Management LLC) MIRI Capital Management LLC	activist	1.3M	¥1,560	+14.0%	¥392M ($2.5M)
2025-11-12	BUY	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	2.1M	¥2,003	-33.0%	¥513M ($3.3M)
2025-03-14	BUY	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.8M	¥1,851	-27.5%	¥483M ($3.1M)
2024-12-16	BUY	Market Buy	ミリ・キャピタル・マネジメント・エルエルシー (MIRI Capital Management LLC) MIRI Capital Management LLC	activist	1.5M	¥1,940	-30.8%	¥553M ($3.6M)
2024-12-06	BUY	unknown	ミリ・キャピタル・マネジメント・エルエルシー (MIRI Capital Management LLC) MIRI Capital Management LLC	activist	1.2M	¥1,852	-27.5%	¥2.3B ($14.7M)
2024-07-12	BUY	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.5M	¥1,507	-10.9%	¥374M ($2.4M)
2024-06-18	BUY	Market Buy	アセット・バリュー・インベスターズ・リミテッド (Asset Value Investors Limited) Asset Value Investors Limited	activist	1.3M	¥1,393	-3.7%	¥1.8B ($11.3M)
2023-01-11	SELL	Market Buy	エーシージー・マネージメント・プライベート・リミテッド(ACG Management Pte. Ltd.) ACG Management Pte. Ltd.	passive	986.6K	¥1,101	-21.9%	¥346M ($2.2M)
2022-12-07	SELL	Market Buy	エーシージー・マネージメント・プライベート・リミテッド(ACG Management Pte. Ltd.) ACG Management Pte. Ltd.	passive	1.3M	¥1,123	-19.5%	¥297M ($1.9M)
2022-09-26	SELL	unknown	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	other	18.8K	¥903	-48.6%	¥7M ($43K)
2022-09-26	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	797.2K	¥903	+48.6%	¥709M ($4.6M)
2022-04-07	BUY	unknown	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	other	26.5K	¥1,416	-5.2%	¥38M ($242K)
2022-04-07	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.2M	¥1,416	-5.2%	¥1.7B ($11.0M)
2022-03-28	SELL	Market Buy	ひびき・パース・アドバイザーズ(Hibiki Path Advisors Pte. Ltd.) Hibiki Path Advisors Pte. Ltd.	activist	1.1M	¥1,225	-9.6%	¥329M ($2.1M)
2022-03-08	SELL	Market Buy	ひびき・パース・アドバイザーズ(Hibiki Path Advisors Pte. Ltd.) Hibiki Path Advisors Pte. Ltd.	activist	1.4M	¥1,246	-7.7%	¥307M ($2.0M)
2022-03-08	BUY	Market Buy	ひびき・パース・アドバイザーズ(Hibiki Path Advisors Pte. Ltd.) Hibiki Path Advisors Pte. Ltd.	activist	1.4M	¥1,246	+7.7%	¥307M ($2.0M)
2021-12-20	BUY	Market Buy	エーシージー・マネージメント・プライベート・リミテッド(ACG Management Pte, Ltd.) ACG Management Pte, Ltd.	passive	1.6M	¥1,453	-7.6%	¥361M ($2.3M)
2021-11-26	BUY	Market Buy	エーシージー・マネージメント・プライベート・リミテッド(ACG Management Pte, Ltd.) ACG Management Pte, Ltd.	passive	1.3M	¥1,394	-3.7%	¥1.8B ($11.7M)
2021-10-04	BUY	Market Buy	ひびき・パース・アドバイザーズ(Hibiki Path Advisors Pte. Ltd.) Hibiki Path Advisors Pte. Ltd.	activist	1.6M	¥1,057	+27.0%	¥420M ($2.7M)
2021-10-04	SELL	unknown	鷹野保雄 yasuo takano	other	691.6K	¥1,057	-27.0%	¥677M ($4.4M)
2021-06-25	BUY	unknown	株式会社HASUMI HASUMI Co., Ltd.	strategic	0	¥811.5	+65.4%	-
2021-06-25	BUY	unknown	株式会社HASUMI HASUMI Co., Ltd.	strategic	0	¥811.5	+65.4%	-
2021-06-25	BUY	unknown	蓮見正純 Hasumi Masazumi	activist	1.2M	¥811.5	+65.4%	¥1.0B ($6.5M)
2021-06-25	BUY	unknown	蓮見正純 Hasumi Masazumi	activist	1.2M	¥811.5	+65.4%	¥1.0B ($6.5M)
2021-06-16	BUY	Market Buy	蓮見正純 Hasumi Masazumi	activist	1.2M	¥792.5	+69.3%	¥5M ($31K)
2021-06-16	BUY	unknown	蓮見正純 Hasumi Masazumi	activist	1.2M	¥792.5	+69.3%	¥5M ($31K)

Frequently asked questions

Who has been buying Aoyama Zaisan Networks Company,Limited stock?: 9 distinct investors have filed 13 disclosed large-shareholding filings in Aoyama Zaisan Networks Company,Limited (8929), most recently on 2026-02-03. 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 Aoyama Zaisan Networks Company,Limited have?: Aoyama Zaisan Networks Company,Limited has 13 buy-side and 8 sell-side disclosures on record, covering ¥4.3B ($27.5M) in total reported value, spanning 2021-06-16 to 2026-02-03.
Where does StockDrifts get Aoyama Zaisan Networks Company,Limited 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 Aoyama Zaisan Networks Company,Limited. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.