Who has been buying Shikoku Chemicals Corporation stock?

2 distinct investors have filed 4 disclosed large-shareholding filings in Shikoku Chemicals Corporation (4099), most recently on 2025-09-19. 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 Shikoku Chemicals Corporation have?

Shikoku Chemicals Corporation has 4 buy-side and 0 sell-side disclosures on record, covering ¥6.2B ($40.3M) in total reported value, spanning 2021-08-06 to 2025-09-19.

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.

Shikoku Chemicals Corporation 4099

Company

四国化成工業株式会社Shikoku Chemicals Corporation

Investors

Buys

Total Value

¥6.2B ($40.3M)

Avg Return

+184.06%

Last Filing

2025-09-19

Shikoku Chemicals Corporation (4099) has 4 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 2 distinct investors. Together those filings cover ¥6.2B ($40.3M) in reported transaction value. The earliest filing StockDrifts holds for Shikoku Chemicals Corporation is dated 2021-08-06; the most recent is 2025-09-19. Across these filings the average return since disclosure is +184.06%, 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
2026-09-16	SELL	unknown	日清紡ホールディングス株式会社 Nisshinbo Holdings Inc.	strategic	6.2M	¥2,156	-3.2%	¥4.9B ($31.3M)
2026-09-16	BUY	unknown	日清紡ホールディングス株式会社 Nisshinbo Holdings Inc.	strategic	6.2M	¥2,156	-	¥4.9B ($31.3M)
2026-05-21	SELL	Market Buy	シュローダー・インベストメント・マネジメント株式会社 Schroder Investment Management(Japan)Limited	passive	2.0M	¥5,710	+61.0%	¥1.6B ($10.4M)
2025-09-19	BUY	Market Buy	シュローダー・インベストメント・マネジメント株式会社 Schroder Investment Management(Japan)Limited	passive	2.3M	¥2,228	-0.1%	¥5.1B ($32.9M)
2024-03-22	BUY	unknown	シコク共栄会理事長藪原健三 Shikoku Kyoueikai	other	4.7M	¥1,824	-	¥1.1B ($7.4M)
2024-03-22	BUY	Market Buy	シコク共栄会理事長藪原健三 Shikoku Kyoueikai	other	4.7M	¥1,824	+22.0%	¥1.1B ($7.4M)
2023-06-20	BUY	unknown	シコク共栄会理事長藪原健三 Shikoku Kyoueikai	other	4.6M	¥1,476	-	¥886M ($5.7M)
2023-06-20	BUY	Market Buy	シコク共栄会理事長藪原健三 Shikoku Kyoueikai	other	4.6M	¥1,476	+50.8%	¥886M ($5.7M)
2021-08-06	BUY	Market Buy	シコク共栄会理事長藪原健三 Shikoku Kyoueikai	other	4.4M	¥1,314	+69.3%	¥984M ($6.3M)

Frequently asked questions

Who has been buying Shikoku Chemicals Corporation stock?: 2 distinct investors have filed 4 disclosed large-shareholding filings in Shikoku Chemicals Corporation (4099), most recently on 2025-09-19. 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 Shikoku Chemicals Corporation have?: Shikoku Chemicals Corporation has 4 buy-side and 0 sell-side disclosures on record, covering ¥6.2B ($40.3M) in total reported value, spanning 2021-08-06 to 2025-09-19.
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.