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Ciena (CIEN) Debt to Equity (2016 - 2025)

Historic Debt to Equity for Ciena (CIEN) over the last 13 years, with Q4 2025 value amounting to $0.56.

  • Ciena's Debt to Equity rose 257.73% to $0.56 in Q4 2025 from the same period last year, while for Nov 2025 it was $0.56, marking a year-over-year increase of 257.73%. This contributed to the annual value of $0.56 for FY2025, which is 257.73% up from last year.
  • As of Q4 2025, Ciena's Debt to Equity stood at $0.56, which was up 257.73% from $0.55 recorded in Q3 2025.
  • Ciena's 5-year Debt to Equity high stood at $0.56 for Q4 2025, and its period low was $0.22 during Q4 2021.
  • For the 5-year period, Ciena's Debt to Equity averaged around $0.51, with its median value being $0.54 (2023).
  • As far as peak fluctuations go, Ciena's Debt to Equity crashed by 1763.11% in 2021, and later soared by 7555.13% in 2022.
  • Ciena's Debt to Equity (Quarter) stood at $0.22 in 2021, then surged by 75.55% to $0.39 in 2022, then surged by 38.68% to $0.55 in 2023, then grew by 0.47% to $0.55 in 2024, then increased by 2.58% to $0.56 in 2025.
  • Its Debt to Equity was $0.56 in Q4 2025, compared to $0.55 in Q3 2025 and $0.55 in Q2 2025.