Who has been buying KNR System stock?

6 distinct insiders have filed 0 disclosed insider purchases in KNR System (199430), most recently on 2026-06-26. 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 KNR System have?

KNR System has 0 buy-side and 12 sell-side disclosures on record, covering ₩1.2B ($839K) in total reported value, spanning 2024-03-07 to 2026-06-26.

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.

KNR System 199430

Company

케이엔알시스템KNR System

Insiders

Buys

Total Value

₩1.2B ($839K)

Avg Return

-19.35%

Last Filing

2026-06-26

KNR System (199430) has 0 disclosed insider purchases and 12 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩1.2B ($839K) in reported transaction value. The earliest filing StockDrifts holds for KNR System is dated 2024-03-07; the most recent is 2026-06-26. Across these filings the average return since disclosure is -19.35%, 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
2026-09-14	BUY	주식매수청구권 행사	이세라 Sera Lee	master	7.0K	₩16,580	+14.2%	₩46M ($32K)
2026-09-14	BUY	주식매수청구권 행사	이관범 Kwanbeom Lee	master	12.0K	₩16,580	+14.2%	₩79M ($55K)
2026-06-26	SELL	Market Sell	이관범 Kwanbeom Lee	master	-10.0K	₩10,810	-5.7%	₩108M ($75K)
2026-06-16	BUY	주식매수청구권 행사	박재준 Jaejun Park	master	15.0K	₩15,580	-9.9%	₩234M ($162K)
2026-06-16	BUY	주식매수청구권 행사	오세빈 Sebin Oh	master	25.0K	₩15,580	-9.9%	₩390M ($270K)
2026-06-16	BUY	주식매수청구권 행사	이관범 Kwanbeom Lee	master	13.0K	₩15,580	-9.9%	₩203M ($141K)
2026-06-11	SELL	Market Sell	이관범 Kwanbeom Lee	master	-7.0K	₩14,900	+5.8%	₩104M ($72K)
2026-03-12	SELL	Market Sell	조택성 Jo Taek-seong	master	-10.2K	-	-	-
2026-03-10	BUY	PROGRAM	오세빈 Sebin Oh	master	17.5K	-	-	-
2026-03-10	BUY	PROGRAM	오세빈 Sebin Oh	master	5.0K	-	-	-
2026-03-09	BUY	PROGRAM	김진현 Jinhyun Kim	master	10.0K	-	-	-
2026-03-09	BUY	PROGRAM	김진현 Jinhyun Kim	master	5.0K	-	-	-
2026-03-09	BUY	PROGRAM	김종수 Jongsu Kim	master	5.0K	-	-	-
2026-03-09	BUY	PROGRAM	이정훈 Jeonghoon Lee	master	2.5K	-	-	-
2026-03-09	BUY	PROGRAM	이정훈 Jeonghoon Lee	master	2.0K	-	-	-
2026-03-09	BUY	PROGRAM	조택성 Jo Taek-seong	master	15.0K	-	-	-
2026-03-09	BUY	PROGRAM	이관범 Kwanbeom Lee	master	17.5K	-	-	-
2026-03-09	BUY	PROGRAM	이관범 Kwanbeom Lee	master	1.0K	-	-	-
2026-02-09	BUY	주식매수청구권 행사	김진현 Jinhyun Kim	master	103.0K	₩32,100	+7.8%	₩3.3B ($2.3M)
2026-02-09	BUY	주식매수청구권 행사	이정훈 Jeonghoon Lee	master	7.5K	₩32,100	+7.8%	₩241M ($167K)
2026-02-09	BUY	주식매수청구권 행사	김종수 Jongsu Kim	master	8.0K	₩32,100	+7.8%	₩257M ($178K)
2026-02-09	BUY	주식매수청구권 행사	신건식 Shin Geon-sik	master	15.0K	₩32,100	+7.8%	₩482M ($334K)
2026-02-09	BUY	주식매수청구권 행사	문정환 Jeonghwan Moon	master	2.5K	₩32,100	+7.8%	₩80M ($56K)
2026-01-23	SELL	Market Sell	이세라 Sera Lee	master	-5.0K	₩35,750	+3.2%	₩179M ($124K)
2026-01-23	SELL	Market Sell	이규영 Gyuyoung Lee	master	-3.0K	₩35,750	+3.2%	₩107M ($74K)
2026-01-21	SELL	Market Sell	김성규 Seonggyu Kim	master	-10.7K	₩40,450	+14.5%	₩433M ($301K)
2025-12-17	BUY	주식매수청구권 행사	이세라 Sera Lee	master	10.0K	₩25,950	+33.3%	₩260M ($180K)
2025-12-17	BUY	주식매수청구권 행사	김진현 Jinhyun Kim	master	12.0K	₩25,950	+33.3%	₩311M ($216K)
2025-12-17	BUY	주식매수청구권 행사	문정환 Jeonghwan Moon	master	10.0K	₩25,950	+33.3%	₩260M ($180K)
2025-12-17	BUY	주식매수청구권 행사	이규영 Gyuyoung Lee	master	5.0K	₩25,950	+33.3%	₩130M ($90K)
2025-12-17	BUY	주식매수청구권 행사	신건식 Shin Geon-sik	master	10.0K	₩25,950	+33.3%	₩260M ($180K)
2025-11-05	SELL	Market Sell	문정환 Jeonghwan Moon	master	-3.5K	₩34,850	+0.7%	₩123M ($86K)
2025-10-24	SELL	Market Sell	김성규 Seonggyu Kim	master	-2.0K	₩23,550	-46.9%	₩47M ($33K)
2025-10-24	SELL	Market Sell	김성규 Seonggyu Kim	master	-2.0K	₩23,550	-46.9%	₩47M ($33K)
2025-10-24	SELL	Market Sell	김성규 Seonggyu Kim	master	-1.0K	₩23,550	-46.9%	₩24M ($16K)
2025-10-24	SELL	Market Sell	김성규 Seonggyu Kim	master	-500	₩23,550	-46.9%	₩12M ($8K)
2025-10-24	SELL	Market Sell	김성규 Seonggyu Kim	master	-1.0K	₩23,550	-46.9%	₩24M ($16K)
2025-04-01	BUY	PROGRAM	이세라 Sera Lee	master	31.1K	₩7,310	+373.3%	₩227M ($158K)
2025-04-01	BUY	PROGRAM	이규영 Gyuyoung Lee	master	3.0K	₩7,310	+373.3%	₩22M ($15K)
2025-04-01	BUY	PROGRAM	문정환 Jeonghwan Moon	master	13.5K	₩7,310	+373.3%	₩99M ($69K)
2025-04-01	BUY	PROGRAM	박재준 Jaejun Park	master	5.9K	₩7,310	+373.3%	₩43M ($30K)
2025-04-01	BUY	PROGRAM	김성규 Seonggyu Kim	master	18.3K	₩7,310	+373.3%	₩134M ($93K)
2025-01-02	BUY	PROGRAM	장성호 Seongho Jang	master	100	₩8,500	+307.1%	₩850K ($590)
2024-03-07	BUY	PROGRAM	류성무 Seongmoo Ryu	Managing Director	1.2M	₩27,050	+27.9%	₩33.1B ($23.0M)
2024-03-07	BUY	PROGRAM	강상민 Sangmin Kang	vice president	485.0K	₩27,050	+27.9%	₩13.1B ($9.1M)
2024-03-07	BUY	PROGRAM	신철순 Shin Cheol-soon	Managing Director	420.3K	₩27,050	+27.9%	₩11.4B ($7.9M)
2024-03-07	BUY	PROGRAM	김명한 Kim Myeong-han	CEO	2.0M	₩27,050	+27.9%	₩53.7B ($37.3M)
2024-03-07	BUY	PROGRAM	김철한 Cheolhan Kim	Managing Director	638.1K	₩27,050	+27.9%	₩17.3B ($12.0M)
2024-03-07	BUY	PROGRAM	이상무 Lee Sang-moo	moving	265.0K	₩27,050	+27.9%	₩7.2B ($5.0M)
2024-03-07	BUY	PROGRAM	오세빈 Sebin Oh	Managing Director	61.0K	₩27,050	+27.9%	₩1.6B ($1.1M)

Showing the 50 most recent of 51 filings.

Frequently asked questions

Who has been buying KNR System stock?: 6 distinct insiders have filed 0 disclosed insider purchases in KNR System (199430), most recently on 2026-06-26. 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 KNR System have?: KNR System has 0 buy-side and 12 sell-side disclosures on record, covering ₩1.2B ($839K) in total reported value, spanning 2024-03-07 to 2026-06-26.
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.