Why Ciena, Lumentum and other optical stocks were among the market’s biggest losers on Monday
The sharp moves could partly be a reaction to recent cautious commentary on AI spending.
Why Ciena, Lumentum and other optical stocks were among the market’s biggest losers on Monday
Trade News UK sterling-and-streets note (2026-10-12): Why Ciena, Lumentum and other optical stocks were among the market’s biggest losers on Monday The sharp moves could partly be a reaction to recent cautious… Primary source: original at MarketWatch (marketwatch.com).