Who has been buying Aval Data Corporation stock?

1 distinct investors have filed 12 disclosed large-shareholding filings in Aval Data Corporation (6918), most recently on 2026-03-18. 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 Aval Data Corporation have?

Aval Data Corporation has 12 buy-side and 7 sell-side disclosures on record, covering ¥220M ($1.4M) in total reported value, spanning 2022-02-21 to 2026-03-18.

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.

Aval Data Corporation 6918

Company

株式会社アバールデータAval Data Corporation

Investors

Buys

Total Value

¥220M ($1.4M)

Avg Return

-6.27%

Last Filing

2026-03-18

Aval Data Corporation (6918) has 12 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 1 distinct investors. Together those filings cover ¥220M ($1.4M) in reported transaction value. The earliest filing StockDrifts holds for Aval Data Corporation is dated 2022-02-21; the most recent is 2026-03-18. Across these filings the average return since disclosure is -6.27%, 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
2026-08-12	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	270.5K	¥3,395	-10.6%	¥221M ($1.4M)
2026-08-03	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	335.4K	¥3,095	-21.3%	¥209M ($1.3M)
2026-07-02	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	403.4K	¥3,350	-12.1%	¥233M ($1.5M)
2026-06-25	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	472.5K	¥3,410	-10.1%	¥258M ($1.7M)
2026-06-01	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	548.1K	¥3,525	-6.5%	¥229M ($1.5M)
2026-03-18	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	613.4K	¥2,803	-34.0%	¥180M ($1.2M)
2025-12-17	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	677.3K	¥2,726	-37.8%	¥182M ($1.2M)
2025-12-05	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	744.2K	¥2,859	+31.3%	¥220M ($1.4M)
2025-12-04	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	746.3K	¥2,818	-33.3%	¥231M ($1.5M)
2025-10-29	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	827.9K	¥2,297	-63.5%	¥170M ($1.1M)
2025-09-25	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	901.6K	¥2,523	-48.8%	¥185M ($1.2M)
2025-06-17	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	975.0K	¥2,168	-73.2%	¥154M ($996K)
2025-05-19	SELL	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	1.0M	¥2,005	-87.3%	¥146M ($939K)
2024-06-19	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	1.2M	¥4,435	-15.3%	¥368M ($2.4M)
2024-05-30	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	1.1M	¥4,275	-12.2%	¥339M ($2.2M)
2024-05-15	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	1.0M	¥4,560	-17.6%	¥375M ($2.4M)
2023-06-05	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	921.5K	¥4,335	-13.4%	¥334M ($2.2M)
2022-10-11	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	843.9K	¥2,446	+53.5%	¥183M ($1.2M)
2022-06-03	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	769.6K	¥3,015	+24.5%	¥224M ($1.4M)
2022-05-06	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	695.0K	¥2,831	+32.6%	¥220M ($1.4M)
2022-04-08	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	616.9K	¥3,000	+25.2%	¥263M ($1.7M)
2022-03-23	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	529.4K	¥2,760	+36.0%	¥217M ($1.4M)
2022-03-07	BUY	Market Buy	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	451.2K	¥2,553	+47.1%	¥189M ($1.2M)
2022-02-21	BUY	unknown	グッドハートパートナーズエルエルピー(Goodhart Partners LLP) Goodhart Partners LLP	other	376.9K	¥2,752	+36.5%	¥1.0B ($6.7M)

Frequently asked questions

Who has been buying Aval Data Corporation stock?: 1 distinct investors have filed 12 disclosed large-shareholding filings in Aval Data Corporation (6918), most recently on 2026-03-18. 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 Aval Data Corporation have?: Aval Data Corporation has 12 buy-side and 7 sell-side disclosures on record, covering ¥220M ($1.4M) in total reported value, spanning 2022-02-21 to 2026-03-18.
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.