Who has been buying Kakaku.com, Inc. stock?

9 distinct investors have filed 22 disclosed large-shareholding filings in Kakaku.com, Inc. (2371), most recently on 2026-05-13. 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 Kakaku.com, Inc. have?

Kakaku.com, Inc. has 22 buy-side and 9 sell-side disclosures on record, covering ¥79.6B ($513.4M) in total reported value, spanning 2022-01-19 to 2026-05-13.

Where does StockDrifts get Kakaku.com, 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.

Kakaku.com, Inc. 2371

Company

株式会社カカクコムKakaku.com, Inc.

Investors

Buys

Total Value

¥79.6B ($513.4M)

Avg Return

+7.38%

Last Filing

2026-05-13

Kakaku.com, Inc. (2371) has 22 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥79.6B ($513.4M) in reported transaction value. The earliest filing StockDrifts holds for Kakaku.com, Inc. is dated 2022-01-19; the most recent is 2026-05-13. 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 +7.38%, 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
2026-07-23	BUY	subscription	株式会社デジタルガレージ Digital Garage, Inc.	activist	40.9M	¥3,635	+2.2%	¥148.7B ($959.6M)
2026-07-08	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	38.7M	¥3,650	+1.7%	¥141.3B ($911.3M)
2026-07-07	SELL	unknown	野村アセットマネジメント株式会社	other	4.5M	¥3,570	-3.6%	¥708M ($4.6M)
2026-07-07	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	2.2M	¥3,570	+3.6%	¥425M ($2.7M)
2026-07-07	SELL	unknown	野村證券株式会社	other	1.8M	¥3,570	-3.6%	¥9.8B ($63.5M)
2026-07-07	BUY	subscription	株式会社デジタルガレージ Digital Garage, Inc.	activist	40.9M	¥3,570	+3.6%	¥146.1B ($942.4M)
2026-06-19	BUY	Market Buy	野村アセットマネジメント株式会社	other	4.7M	¥3,321	+8.8%	¥66M ($425K)
2026-06-19	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	2.1M	¥3,321	-8.8%	¥1.3B ($8.1M)
2026-06-19	BUY	Market Buy	野村證券株式会社	other	4.6M	¥3,321	+8.8%	¥5.9B ($37.8M)
2026-05-21	BUY	unknown	野村アセットマネジメント株式会社	other	4.7M	¥3,401	-2.8%	¥15.9B ($102.7M)
2026-05-21	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	2.4M	¥3,401	-2.8%	¥8.3B ($53.4M)
2026-05-21	BUY	unknown	野村證券株式会社	other	2.8M	¥3,401	-2.8%	¥9.6B ($61.7M)
2026-05-13	BUY	subscription	KDDI株式会社 KDDI CORPORATION	strategic	35.0M	¥3,425	-2.6%	¥7.1B ($45.6M)
2026-05-13	BUY	subscription	株式会社デジタルガレージ Digital Garage, Inc.	activist	40.9M	¥3,425	-2.6%	¥2.0B ($12.7M)
2026-05-13	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.	other	38.7M	¥3,425	-2.6%	¥132.5B ($855.2M)
2026-05-13	BUY	subscription	KDDI株式会社 KDDI CORPORATION	strategic	35.0M	¥3,425	-2.6%	¥7.1B ($45.6M)
2026-05-13	BUY	subscription	株式会社デジタルガレージ Digital Garage, Inc.	activist	40.9M	¥3,425	-2.6%	¥2.0B ($12.7M)
2026-05-12	BUY	block_purchase	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	38.7M	¥2,925	+14.1%	¥13.6B ($87.9M)
2026-05-11	BUY	block_purchase	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	34.0M	¥2,773.5	+20.3%	¥7.9B ($50.7M)
2026-05-07	BUY	block_purchase	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	31.2M	¥2,708	+23.2%	¥19.5B ($125.7M)
2026-04-06	SELL	unknown	野村アセットマネジメント株式会社	other	7.3M	¥2,220.5	-16.3%	¥176M ($1.1M)
2026-04-06	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	-57.9K	¥2,220.5	+16.3%	¥1.3B ($8.5M)
2026-04-06	SELL	unknown	野村證券株式会社	other	1.8M	¥2,220.5	-16.3%	¥3.7B ($23.9M)
2026-03-19	BUY	Market Buy	野村アセットマネジメント株式会社	other	7.3M	¥1,924.5	+11.9%	¥15.8B ($102.1M)
2026-03-19	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	-652.9K	¥1,924.5	-11.9%	¥1.4B ($9.1M)
2026-03-19	BUY	Market Buy	野村證券株式会社	other	3.5M	¥1,924.5	+11.9%	¥7.5B ($48.6M)
2026-03-17	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.	activist	24.0M	¥1,887	+14.1%	¥15.6B ($100.6M)
2026-03-10	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.	activist	15.7M	¥1,825	+18.0%	¥9.8B ($63.2M)
2026-02-05	BUY	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	11.2M	¥1,890	+13.9%	¥1.9B ($12.1M)
2025-12-25	BUY	acquisition	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	10.4M	¥2,207.5	-2.5%	¥22.9B ($147.7M)
2025-12-03	BUY	unknown	野村アセットマネジメント株式会社	other	7.2M	¥2,275.5	-5.4%	¥15.6B ($100.4M)
2025-12-03	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	706.0K	¥2,275.5	-5.4%	¥1.5B ($9.8M)
2025-12-03	BUY	unknown	野村證券株式会社	other	2.3M	¥2,275.5	-5.4%	¥4.9B ($31.5M)
2025-06-18	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	7.9M	¥2,724	-21.0%	¥21.3B ($137.6M)
2025-06-18	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	569.2K	¥2,724	-21.0%	¥1.6B ($10.0M)
2024-08-21	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	164.5K	¥2,309.5	+6.8%	¥2.7B ($17.7M)
2024-08-21	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	10.0M	¥2,309.5	-6.8%	¥549M ($3.5M)
2024-08-21	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	3.2K	¥2,309.5	-6.8%	¥7M ($48K)
2024-02-20	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	1.4M	¥1,739.5	+23.8%	¥2.4B ($15.5M)
2024-02-20	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	9.9M	¥1,739.5	+23.8%	¥17.3B ($111.4M)
2024-02-20	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	-8.0K	¥1,739.5	+23.8%	-
2022-06-22	SELL	unknown	ベイリー・ギフォード・オーバーシーズ・リミテッド Baillie Gifford Overseas Limited	other	4.8M	¥1,843	-16.8%	¥3.9B ($24.9M)
2022-06-22	SELL	unknown	ベイリー・ギフォード・アンド・カンパニー Baillie Gifford & Co	other	3.0M	¥1,843	-16.8%	¥757M ($4.9M)
2022-06-07	BUY	unknown	ベイリー・ギフォード・オーバーシーズ・リミテッド Baillie Gifford Overseas Limited	other	6.9M	¥2,390	-9.9%	¥16.3B ($105.0M)
2022-06-07	SELL	unknown	ベイリー・ギフォード・アンド・カンパニー Baillie Gifford & Co	other	3.4M	¥2,390	+9.9%	¥2.0B ($13.0M)
2022-02-07	SELL	Market Buy	ベイリー・ギフォード・オーバーシーズ・リミテッド Baillie Gifford Overseas Limited	other	10.9M	¥2,520	+14.6%	¥5.6B ($36.4M)
2022-02-07	BUY	Market Buy	ベイリー・ギフォード・アンド・カンパニー Baillie Gifford & Co	other	4.2M	¥2,520	-14.6%	¥776M ($5.0M)
2022-01-19	SELL	unknown	バーガンディ・アセット・マネジメント・リミテッド(Burgundy Asset Management Ltd.) Burgundy Asset Management Ltd.	other	8.4M	¥2,519	+14.5%	¥5.3B ($34.0M)

Frequently asked questions

Who has been buying Kakaku.com, Inc. stock?: 9 distinct investors have filed 22 disclosed large-shareholding filings in Kakaku.com, Inc. (2371), most recently on 2026-05-13. 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 Kakaku.com, Inc. have?: Kakaku.com, Inc. has 22 buy-side and 9 sell-side disclosures on record, covering ¥79.6B ($513.4M) in total reported value, spanning 2022-01-19 to 2026-05-13.
Where does StockDrifts get Kakaku.com, 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 Kakaku.com, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.