Ciena (CIEN) Lifts Guidance As Its Rich Valuation Faces A Reality Check

Ciena (CIEN) is back in focus after issuing fresh guidance that pegs fourth quarter 2026 revenue at about US$1.75b, with a margin of plus or minus US$50m, alongside higher full year revenue expectations. Ciena’s latest guidance comes after a sharp pullback, with the share price falling 10.36% in the last day and 34.97% over 90 days, even though the year to date share price return is 29.02% and the 1 year total shareholder return is 171.52%. Recent record fiscal Q3 2026 results, raised full...