Nanya Technology is trading 7.48% up at TWD 517.00, apparently reflecting continued memory-sector optimism and technical momentum rather than a confirmed fresh catalyst.
- No company-specific announcement dated August 20–21, 2026 explains the advance.
- The latest disclosed operating catalyst was July revenue of NT$43,868 million, up 49.27% month over month and 719.61% year over year; the announcement predates this move.
- External market data also records a TWD 517.00 close and a 7.48% gain on August 20.