Contec up 29.9% today

Closed at ₩8,130 (+29.9%) on Oct 23, 2026. We found no news, filing, broker report or research note that explains this move. What the trading data shows: • Trading value was 16.4× its 20-day average. • Foreign investors sold a net ₩1.2B. • Institutions sold a net ₩183M.