Viavi Solutions is trading at €31.36 (+3.67%), benefiting from broad AI and semiconductor strength across technology stocks on September 21, 2026.
- Reuters reported that booming AI demand, falling oil prices, and lower Treasury yields supported global technology shares, with chipmakers leading gains.
- Viavi’s ECOC 2026 data-center testing showcase began September 21, but it was announced earlier and is not confirmed as the direct catalyst.