Ciena (CIEN) Debt Ratio (2013 - 2026)

Ciena's Debt Ratio history runs 14 years deep, the most recent figure standing at 0.26 for Q1 2026.

• On a quarterly basis, Debt Ratio fell 5.81% year-over-year to 0.26 in Q1 2026; TTM through Jan 2026 was 0.26, a 5.81% decrease from a year earlier, with the FY2025 full-year figure at 0.26, down 4.37% from the prior year.
• Debt Ratio steadied at 0.26 in Q1 2026 per CIEN's latest filing, from 0.26 in the prior quarter.
• Across five years, Debt Ratio topped out at 0.28 in Q3 2024 and bottomed at 0.21 in Q4 2022.
• The 5-year median for Debt Ratio is 0.27 (2025), against an average of 0.27.
• Across the five-year window, Debt Ratio soared 49.81% in 2022 and retreated 5.81% in 2026, its largest moves.
• Year by year, Debt Ratio stood at 0.21 in 2022, then surged by 31.78% to 0.28 in 2023, then fell by 1.37% to 0.27 in 2024, then slipped by 4.37% to 0.26 in 2025, then dropped by 0.43% to 0.26 in 2026.
• Per Business Quant, the three latest CIEN Debt Ratio figures stand at 0.26 (Q1 2026), 0.26 (Q4 2025), and 0.27 (Q3 2025).