Ciena News - August 2026
Stephen Mandel's Lone Pine Capital Exits Ciena Position
In a significant portfolio shift, Stephen Mandel's Lone Pine Capital completely sold off its stake in optical networking firm Ciena Corp. during the second...
🔴 Ciena is trading 10.21% down today as fading U.S.-Iran peace prospects lifted oil prices
Ciena is trading at $399.75 (-10.21%) as fading U.S.-Iran peace prospects lifted oil prices and pushed bond yields toward multi-year highs, pressuring...
🟢 Ciena is trading 10.62% up today amid tech strength ahead of August 12 CPI
Ciena is trading 10.62% up now at $428.67 as technology stocks strengthen ahead of the August 12, 2026 CPI release. - The Nasdaq Composite is up 0.62%, while...