Who has been buying SLS Bio stock?

1 distinct insiders have filed 1 disclosed insider purchases in SLS Bio (246250), most recently on 2025-03-10. 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 SLS Bio have?

SLS Bio has 1 buy-side and 0 sell-side disclosures on record, covering ₩25M ($17K) in total reported value, spanning 2024-06-28 to 2025-03-10.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

SLS Bio 246250

Company

에스엘에스바이오SLS Bio

Insiders

Buys

Total Value

₩25M ($17K)

Avg Return

-13.15%

Last Filing

2025-03-10

SLS Bio (246250) has 1 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩25M ($17K) in reported transaction value. The earliest filing StockDrifts holds for SLS Bio is dated 2024-06-28; the most recent is 2025-03-10. Across these filings the average return since disclosure is -13.15%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2025-03-10	SELL	증여	문해란 What is literacy?	-	-100.0K	₩1,658	-18.8%	₩166M ($115K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-50.0K	₩1,658	-18.8%	₩83M ($58K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-100.0K	₩1,658	-18.8%	₩166M ($115K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-100.0K	₩1,658	-18.8%	₩166M ($115K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-20.0K	₩1,658	-18.8%	₩33M ($23K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-30.0K	₩1,658	-18.8%	₩50M ($35K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-20.0K	₩1,658	-18.8%	₩33M ($23K)
2025-03-10	SELL	증여	문해란 What is literacy?	-	-30.0K	₩1,658	-18.8%	₩50M ($35K)
2024-07-15	BUY	무상신주취득	이영태 Youngtae Lee	CEO	1.2M	₩2,780	-29.2%	₩3.2B ($2.2M)
2024-07-15	BUY	무상신주취득	문해란 What is literacy?	-	1.0M	₩2,780	-29.2%	₩2.8B ($2.0M)
2024-07-15	BUY	무상신주취득	김종수 Jongsu Kim	Other non-executive directors	2.0K	₩2,780	-29.2%	₩6M ($4K)
2024-07-15	BUY	무상신주취득	김봉휘 Kim Bong-hwi	Director of Research Institute	33.0K	₩2,780	-29.2%	₩92M ($64K)
2024-06-28	BUY	Market Buy	이영태 Youngtae Lee	CEO	10.9K	₩2,267	-13.2%	₩25M ($17K)

Frequently asked questions

Who has been buying SLS Bio stock?: 1 distinct insiders have filed 1 disclosed insider purchases in SLS Bio (246250), most recently on 2025-03-10. 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 SLS Bio have?: SLS Bio has 1 buy-side and 0 sell-side disclosures on record, covering ₩25M ($17K) in total reported value, spanning 2024-06-28 to 2025-03-10.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean regulatory filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.