Who has been buying UXN stock?

3 distinct insiders have filed 10 disclosed insider purchases in UXN (337840), most recently on 2025-12-05. 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 UXN have?

UXN has 10 buy-side and 0 sell-side disclosures on record, covering ₩81M ($56K) in total reported value, spanning 2024-10-17 to 2025-12-05.

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.

UXN 337840

Company

유엑스엔UXN

Insiders

Buys

Total Value

₩81M ($56K)

Avg Return

-10.78%

Last Filing

2025-12-05

UXN (337840) has 10 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩81M ($56K) in reported transaction value. The earliest filing StockDrifts holds for UXN is dated 2024-10-17; the most recent is 2025-12-05. Across these filings the average return since disclosure is -10.78%, 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
2026-08-12	BUY	유상신주취득	최병철 Choi Byeong-cheol	-	724.6K	-	-	-
2025-12-05	BUY	Market Buy	김정현 Kim Jeong-hyeon	Managing Director	1.0K	₩9,420	-11.5%	₩10M ($7K)
2025-11-19	BUY	Market Buy	강선길 Kang Seon-gil	Vice President/CTO	4.8K	₩9,950	-16.2%	₩48M ($34K)
2025-01-14	SELL	풋옵션권리행사에따른주식처분	에스디바이오센서 SD biosensor	-	-621.1K	₩11,990	+30.4%	₩7.4B ($5.2M)
2024-10-29	BUY	Market Buy	박세진 Sejin Park	CEO	100	₩9,040	-7.7%	₩904K ($628)
2024-10-28	BUY	Market Buy	박세진 Sejin Park	CEO	100	₩8,970	-7.0%	₩897K ($623)
2024-10-25	BUY	Market Buy	박세진 Sejin Park	CEO	309	₩9,000	-7.3%	₩3M ($2K)
2024-10-24	BUY	Market Buy	박세진 Sejin Park	CEO	340	₩9,390	-11.2%	₩3M ($2K)
2024-10-23	BUY	Market Buy	박세진 Sejin Park	CEO	243	₩9,350	-10.8%	₩2M ($2K)
2024-10-21	BUY	Market Buy	박세진 Sejin Park	CEO	199	₩9,000	-7.3%	₩2M ($1K)
2024-10-18	BUY	Market Buy	박세진 Sejin Park	CEO	460	₩9,010	-7.4%	₩4M ($3K)
2024-10-17	BUY	Market Buy	박세진 Sejin Park	CEO	700	₩10,600	-21.3%	₩7M ($5K)

Frequently asked questions

Who has been buying UXN stock?: 3 distinct insiders have filed 10 disclosed insider purchases in UXN (337840), most recently on 2025-12-05. 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 UXN have?: UXN has 10 buy-side and 0 sell-side disclosures on record, covering ₩81M ($56K) in total reported value, spanning 2024-10-17 to 2025-12-05.
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.