Who has been buying Korea Steel stock?

2 distinct insiders have filed 2 disclosed insider purchases in Korea Steel (002240), most recently on 2026-05-14. 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 Korea Steel have?

Korea Steel has 2 buy-side and 2 sell-side disclosures on record, covering ₩18.0B ($12.5M) in total reported value, spanning 2024-06-07 to 2026-05-14.

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.

Korea Steel 002240

Company

고려제강Korea Steel

Insiders

Buys

Total Value

₩18.0B ($12.5M)

Avg Return

+0.00%

Last Filing

2026-05-14

Korea Steel (002240) has 2 disclosed insider purchases and 2 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩18.0B ($12.5M) in reported transaction value. The earliest filing StockDrifts holds for Korea Steel is dated 2024-06-07; the most recent is 2026-05-14. Across these filings the average return since disclosure is +0.00%, 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
2026-05-14	SELL	장외매도	키스트론 Keystron	-	-473.1K	₩22,050	-3.9%	₩10.4B ($7.2M)
2026-05-14	BUY	장외매수	홍영철 Youngcheol Hong	Chairman	473.1K	₩22,050	+3.9%	₩10.4B ($7.2M)
2025-09-25	SELL	Market Sell	키스트론 Keystron	-	-240.0K	₩17,340	-37.8%	₩4.2B ($2.9M)
2025-09-25	BUY	Market Buy	키스와이어홀딩스 Kisswire Holdings	-	240.0K	₩17,340	+37.8%	₩4.2B ($2.9M)
2025-01-22	BUY	PROGRAM	홍영철 Youngcheol Hong	Chairman	229.8K	₩18,180	+31.5%	₩4.2B ($2.9M)
2025-01-22	BUY	PROGRAM	키스와이어홀딩스 Kisswire Holdings	-	323.3K	₩18,180	+31.5%	₩5.9B ($4.1M)
2025-01-22	BUY	PROGRAM	홍석표 Hong Seok-pyo	vice president	401.6K	₩18,180	+31.5%	₩7.3B ($5.1M)
2025-01-22	BUY	PROGRAM	키스트론 Keystron	-	264.2K	₩18,180	+31.5%	₩4.8B ($3.3M)
2025-01-22	BUY	PROGRAM	주종대 Joo Jong-dae	CEO	166	₩18,180	+31.5%	₩3M ($2K)
2025-01-22	BUY	PROGRAM	이주철 Lee Joo-cheol	vice president	544	₩18,180	+31.5%	₩10M ($7K)
2024-06-07	BUY	Market Buy	키스와이어홀딩스 Kisswire Holdings	-	230.0K	₩21,116	+13.2%	₩4.9B ($3.4M)
2024-06-07	SELL	Market Sell	키스트론 Keystron	-	-230.0K	₩21,116	-13.2%	₩4.9B ($3.4M)

Frequently asked questions

Who has been buying Korea Steel stock?: 2 distinct insiders have filed 2 disclosed insider purchases in Korea Steel (002240), most recently on 2026-05-14. 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 Korea Steel have?: Korea Steel has 2 buy-side and 2 sell-side disclosures on record, covering ₩18.0B ($12.5M) in total reported value, spanning 2024-06-07 to 2026-05-14.
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.