Who has been buying CEL Corporation stock?

5 distinct investors have filed 8 disclosed large-shareholding filings in CEL Corporation (5078), most recently on 2026-03-25. 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 CEL Corporation have?

CEL Corporation has 8 buy-side and 9 sell-side disclosures on record, covering ¥1.7B ($11.1M) in total reported value, spanning 2022-03-18 to 2026-03-25.

Where does StockDrifts get CEL Corporation 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.

CEL Corporation 5078

Company

株式会社セレコーポレーションCEL Corporation

Investors

Buys

Total Value

¥1.7B ($11.1M)

Avg Return

+62.10%

Last Filing

2026-03-25

CEL Corporation (5078) has 8 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥1.7B ($11.1M) in reported transaction value. The earliest filing StockDrifts holds for CEL Corporation is dated 2022-03-18; the most recent is 2026-03-25. 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 +62.10%, 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
2026-03-25	BUY	unknown	株式会社マキテック Makitech Co., Ltd.	other	300.0K	¥4,920	-0.8%	¥510M ($3.3M)
2026-03-25	SELL	unknown	株式会社マキテック Makitech Co., Ltd.	unknown	300.0K	¥4,920	+0.8%	¥491M ($3.2M)
2026-03-05	BUY	Market Buy	株式会社UH Partners 2	passive	59.3K	¥4,995	-2.3%	¥289M ($1.9M)
2026-03-05	BUY	Market Buy	光通信株式会社	passive	258.2K	¥4,995	+2.3%	¥1.3B ($8.1M)
2025-09-29	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	258.2K	¥6,100	-20.0%	¥1.6B ($10.2M)
2025-09-29	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	23.5K	¥6,100	-20.0%	¥119M ($770K)
2025-04-14	BUY	Market Buy	株式会社UH Partners 2 UH Partners 2, Inc.	passive	3.7K	¥4,745	+2.9%	¥18M ($113K)
2025-04-14	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	258.2K	¥4,745	+2.9%	¥159M ($1.0M)
2024-09-25	SELL	unknown	神農雅嗣(相続人代表神農惠子) Masatsugu Shinno (heir representative Keiko Shinno)	unknown	0	¥4,240	-15.1%	¥416M ($2.7M)
2024-09-25	SELL	unknown	神農雅嗣(相続人代表神農惠子) Masatsugu Shinno (heir representative Keiko Shinno)	unknown	0	¥4,240	-15.1%	¥416M ($2.7M)
2024-09-25	BUY	unknown	株式会社ジェイコーポレーション代表取締役神農惠子 J Corporation Co., Ltd. Representative Director Keiko Shinno	strategic	2.0M	¥4,240	+15.1%	¥8.5B ($54.9M)
2024-09-25	BUY	unknown	株式会社ジェイコーポレーション代表取締役神農惠子 J Corporation Co., Ltd. Representative Director Keiko Shinno	strategic	2.0M	¥4,240	+15.1%	¥8.5B ($54.9M)
2024-09-10	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	224.7K	¥4,210	+15.9%	¥207M ($1.3M)
2024-06-28	BUY	Market Buy	光通信株式会社 Hikari Tsushin K.K.	passive	175.3K	¥3,815	+27.9%	¥669M ($4.3M)
2022-08-10	SELL	Market Buy	神農雅嗣 Masatsugu Shinno	activist	98.0K	¥1,925	-153.5%	¥1M ($9K)
2022-08-10	SELL	Market Buy	神農雅嗣 Masatsugu Shinno	activist	98.0K	¥1,925	-153.5%	¥1M ($9K)
2022-08-10	SELL	Market Buy	神農雅嗣 Masatsugu Shinno	activist	98.0K	¥1,925	-153.5%	¥1M ($9K)
2022-08-10	SELL	Market Buy	株式会社ジェイコーポレーション代表取締役神農雅嗣 J CORPORATION CO., LTD.	activist	2.0M	¥1,925	-153.5%	¥36M ($230K)
2022-08-10	SELL	Market Buy	株式会社ジェイコーポレーション代表取締役神農雅嗣 J CORPORATION CO., LTD.	activist	2.0M	¥1,925	-153.5%	¥36M ($230K)
2022-08-10	SELL	Market Buy	株式会社ジェイコーポレーション代表取締役神農雅嗣 J CORPORATION CO., LTD.	activist	2.0M	¥1,925	-153.5%	¥36M ($230K)
2022-03-28	BUY	unknown	株式会社マキテック代表取締役大野裕幸 oono hiroyuki	other	400.0K	¥1,906	+156.0%	¥762M ($4.9M)
2022-03-28	BUY	unknown	株式会社マキテック代表取締役大野裕幸 oono hiroyuki	other	400.0K	¥1,906	+156.0%	¥762M ($4.9M)
2022-03-18	BUY	unknown	神農雅嗣 Masatsugu Shinno	activist	98.0K	¥1,890	+158.2%	¥185M ($1.2M)
2022-03-18	BUY	unknown	株式会社ジェイコーポレーション代表取締役神農雅嗣 J CORPORATION CO., LTD.	activist	2.0M	¥1,890	+158.2%	¥3.8B ($24.5M)

Frequently asked questions

Who has been buying CEL Corporation stock?: 5 distinct investors have filed 8 disclosed large-shareholding filings in CEL Corporation (5078), most recently on 2026-03-25. 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 CEL Corporation have?: CEL Corporation has 8 buy-side and 9 sell-side disclosures on record, covering ¥1.7B ($11.1M) in total reported value, spanning 2022-03-18 to 2026-03-25.
Where does StockDrifts get CEL Corporation 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 CEL Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.