Winbond Electronics is trading 9.9% down at TWD 146.00 in the November 4 alert, amid semiconductor-sector selling. - Market reporting records a 9.9% fall on November 3. Nanya Technology fell 10.0%, Macronix 8.2%, and the TAIEX 3.6% that session. - Winbond’s Q3 results came out after the close, so they did not cause the earlier decline; no specific company catalyst was identified.