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

8 distinct investors have filed 5 disclosed large-shareholding filings in SHIKIGAKU. Co., Ltd. (7049), most recently on 2026-05-08. 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 SHIKIGAKU. Co., Ltd. have?

SHIKIGAKU. Co., Ltd. has 5 buy-side and 30 sell-side disclosures on record, covering ¥3.2B ($20.7M) in total reported value, spanning 2021-04-07 to 2026-05-08.

Where does StockDrifts get SHIKIGAKU. 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.

SHIKIGAKU. Co., Ltd. 7049

Company

株式会社識学SHIKIGAKU. Co., Ltd.

Investors

Buys

Total Value

¥3.2B ($20.7M)

Avg Return

-10.56%

Last Filing

2026-05-08

SHIKIGAKU. Co., Ltd. (7049) has 5 disclosed large-shareholding filings and 30 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥3.2B ($20.7M) in reported transaction value. The earliest filing StockDrifts holds for SHIKIGAKU. Co., Ltd. is dated 2021-04-07; the most recent is 2026-05-08. 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 -10.56%, 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
2026-05-08	BUY	Market Buy	株式会社ティーケーピー TKP Corporation	corporate	1.6M	¥806	-0.9%	¥584M ($3.8M)
2026-03-02	BUY	unknown	安藤広大 Kodai Ando	activist	2.0M	¥820	-1.6%	¥1.7B ($10.8M)
2026-03-02	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥820	-1.6%	¥918M ($5.9M)
2026-03-02	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥820	-1.6%	¥918M ($5.9M)
2026-03-02	BUY	unknown	安藤広大 Kodai Ando	activist	2.0M	¥820	-1.6%	¥1.7B ($10.8M)
2025-08-21	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	3.2M	¥895	+9.8%	¥51M ($331K)
2025-08-21	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥895	-9.8%	¥1.0B ($6.5M)
2025-08-21	SELL	unknown	安藤広大 Kodai Ando	activist	2.0M	¥895	+9.8%	¥148M ($955K)
2025-08-21	SELL	unknown	福冨謙二 Kenji Fukutomi	other	869.7K	¥895	+9.8%	¥179M ($1.2M)
2025-07-18	SELL	unknown	福冨謙二 Kenji Fukutomi	other	1.1M	¥838	+3.7%	¥122M ($785K)
2025-06-05	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥858	-5.9%	¥961M ($6.2M)
2025-06-05	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥858	-5.9%	¥961M ($6.2M)
2025-05-28	SELL	unknown	安藤広大 Kodai Ando	activist	3.3M	¥832	+3.0%	¥42M ($273K)
2025-05-28	SELL	unknown	安藤広大 Kodai Ando	activist	2.2M	¥832	+3.0%	¥115M ($745K)
2025-04-18	SELL	unknown	安藤広大 KODAI ANDO	activist	3.3M	¥741	-8.9%	¥108M ($699K)
2025-04-18	BUY	unknown	安藤広大 KODAI ANDO	activist	3.3M	¥741	+8.9%	¥108M ($699K)
2024-10-07	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥612	+31.9%	¥685M ($4.4M)
2024-10-07	SELL	unknown	安藤広大 Kodai Ando	activist	2.3M	¥612	-31.9%	¥149M ($959K)
2024-10-07	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥612	+31.9%	¥685M ($4.4M)
2024-10-07	BUY	unknown	安藤広大 Kodai Ando	activist	2.3M	¥612	+31.9%	¥1.4B ($9.3M)
2023-02-07	BUY	acquisition	株式会社ティーケーピー TKP Corporation	corporate	860.5K	¥557	+44.9%	¥479M ($3.1M)
2023-02-07	BUY	unknown	株式会社ティーケーピー TKP Corporation	corporate	860.5K	¥557	+44.9%	¥479M ($3.1M)
2023-02-07	BUY	unknown	株式会社ティーケーピー TKP Corporation	corporate	860.5K	¥557	+44.9%	¥479M ($3.1M)
2022-12-23	BUY	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥563	+43.3%	¥631M ($4.1M)
2022-12-23	BUY	unknown	安藤広大 Kodai Ando	activist	2.3M	¥563	+43.3%	¥1.3B ($8.5M)
2022-10-13	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥512	-57.6%	¥424K ($3K)
2022-10-13	SELL	unknown	安藤広大 Kodai Ando	activist	2.3M	¥512	-57.6%	¥5M ($33K)
2022-07-13	SELL	unknown	福冨謙二 Kenji Fukutomi	other	1.1M	¥744	-8.5%	¥39M ($250K)
2022-07-13	SELL	unknown	安藤広大 Kodai Ando	activist	2.4M	¥744	-8.5%	¥41M ($262K)
2022-07-13	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥744	-8.5%	¥7M ($48K)
2022-06-01	BUY	subscription	竹村淳 takemurajun	activist	0	¥693	+16.4%	¥422M ($2.7M)
2022-06-01	BUY	subscription	竹村淳 takemurajun	activist	0	¥693	+16.4%	¥422M ($2.7M)
2022-02-08	SELL	unknown	福冨謙二 Kenji Fukutomi	other	1.1M	¥1,032	+21.8%	¥124M ($802K)
2022-01-12	SELL	unknown	安藤広大 Kodai Ando	activist	2.4M	¥1,199	+32.7%	¥182M ($1.2M)
2022-01-12	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥1,199	+32.7%	¥86M ($558K)
2021-12-22	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	328.8K	¥2,063	+60.9%	¥319M ($2.1M)
2021-11-22	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	486.5K	¥2,257	+64.2%	¥206M ($1.3M)
2021-11-08	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	591.5K	¥2,106	+61.7%	¥167M ($1.1M)
2021-10-22	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	680.0K	¥2,173	+62.9%	¥151M ($977K)
2021-10-13	SELL	unknown	安藤広大 Kodai Ando	activist	2.4M	¥2,160	+62.6%	¥72M ($464K)
2021-10-13	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥2,160	+62.6%	¥37M ($237K)
2021-10-13	SELL	unknown	福冨謙二 Kenji Fukutomi	other	1.2M	¥2,160	+62.6%	¥72M ($464K)
2021-10-13	BUY	unknown	福冨謙二 Kenji Fukutomi	other	1.2M	¥2,160	-62.6%	¥181M ($1.2M)
2021-10-12	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	763.4K	¥2,175	+62.9%	¥180M ($1.2M)
2021-08-02	SELL	unknown	安藤広大 Kodai Ando	activist	2.4M	¥1,440	+44.0%	¥36M ($235K)
2021-08-02	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥1,440	+44.0%	¥31M ($199K)
2021-06-25	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	853.5K	¥1,775	+54.5%	¥125M ($807K)
2021-05-27	SELL	unknown	安藤広大 Kodai Ando	activist	2.4M	¥1,650	+51.1%	¥105M ($678K)
2021-05-27	SELL	unknown	株式会社ARS ARS Co.,Ltd.	activist	1.1M	¥1,650	+51.1%	¥26M ($169K)
2021-04-13	BUY	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	936.3K	¥1,840	-56.1%	¥1.7B ($11.1M)

Showing the 50 most recent of 52 filings.

Frequently asked questions

Who has been buying SHIKIGAKU. Co., Ltd. stock?: 8 distinct investors have filed 5 disclosed large-shareholding filings in SHIKIGAKU. Co., Ltd. (7049), most recently on 2026-05-08. 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 SHIKIGAKU. Co., Ltd. have?: SHIKIGAKU. Co., Ltd. has 5 buy-side and 30 sell-side disclosures on record, covering ¥3.2B ($20.7M) in total reported value, spanning 2021-04-07 to 2026-05-08.
Where does StockDrifts get SHIKIGAKU. 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 SHIKIGAKU. Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.