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Udmtek
유디엠텍 · 389680 · KOSDAQ
Filings, last 12 months
48
Supply contracts
5
Insider reports
3
Share & bond issues
0
At a glance
Udmtek filed 48 disclosures in the last 12 months, including 5 contract, 3 insider and 3 5% holder. The most recent key filing was on Oct 14: Director bought 2,500 sh on the market at an average ₩2,890, Oct 7.
Revenue for 2025 was ₩3.2B, down 47.1% on 2024. It made an operating loss of ₩3.6B. Debt was 42% of equity at year end. The latest interim report (2026 H1) shows revenue of ₩1.6B and operating loss of ₩1.3B.
Financial summary
2023
Revenue ₩7.4B
Op. profit ₩155M
Debt/equity 103%
2024
Revenue ₩6.1B
Op. profit -₩2B
Debt/equity 39%
2025
Revenue ₩3.2B
Op. profit -₩3.6B
Debt/equity 42%
2026 H1
Revenue ₩1.6B
Op. profit -₩1.3B
Debt/equity 51%
RevenueOperating profitOperating lossConsolidated where available · from periodic reports
Key filings
10/8ExchangeUnfaithful disclosure
10/1ExchangeExchange
9/295% holderReport of 5%+ holding
9/11ExchangeAmendedUnfaithful disclosure
8/19ExchangeUnfaithful disclosure
7/31ExchangeAdministrative issue
7/22ContractSingle sales/supply contract
7/20ContractSupply contract terminated
6/18ContractSingle sales/supply contract
6/10ContractSingle sales/supply contract
5/29ContractAmendedSingle sales/supply contract
5/11ExchangeTrading halt
4/30ContractAmendedSingle sales/supply contract
4/30InsiderInsider ownership report
4/30InsiderInsider ownership report
4/205% holderReport of 5%+ holding
4/9ExchangeSpin-off / split
3/315% holderReport of 5%+ holding
2/5ExchangeExchange inquiry
2/4ExchangeExchange inquiry
11/4ContractSingle sales/supply contract
Other filings
10/7Filing
9/29Filing
9/28Filing
9/28Filing
8/18Filing
8/14Half-year report
5/15Quarterly report
4/20Filing
3/31Filing
3/31Filing
3/20Annual report
3/20Audit report
3/9Filing
12/11Filing
11/14Quarterly report
Links open the original filing on DART, in Korean.