YEST 1Q26 Consolidated Net Profit 2.86B, Up 112% YoY

Consolidated Q1 2026: revenue 27.5B KRW, operating profit 3.06B KRW, net profit attributable to parent 2.86B KRW (up 112% YoY).
Separate revenue 22.1B KRW, operating profit 2.17B KRW, net profit 2.35B KRW.
Over 90% revenue concentration from top 4 customers, a key risk.
Two ongoing patent infringement lawsuits (each 100M KRW) in first trial.
Debt-to-equity ratio 75.5%, current ratio 137.8% – stable financials.
Returned to profit in Q1 after a net loss in full year 2025.