KPIs & Operating Metrics(New)
Growth Metrics

Ciena (CIEN) Tax Rate (2016 - 2026)

Ciena has reported Tax Rate over the past 18 years, most recently at 17.02% for Q1 2026.

  • For Q1 2026, Tax Rate fell 1800.0% year-over-year to 17.02%; the TTM value through Jan 2026 reached 14.79%, down 1767.0%, while the annual FY2025 figure was 21.08%, 887.0% down from the prior year.
  • Tax Rate for Q1 2026 was 17.02% at Ciena, up from 581.91% in the prior quarter.
  • Over five years, Tax Rate peaked at 53.79% in Q3 2023 and troughed at 581.91% in Q4 2025.
  • A 5-year average of 13.73% and a median of 22.89% in 2024 define the central range for Tax Rate.
  • Biggest five-year swings in Tax Rate: skyrocketed 9743bps in 2022 and later plummeted -60480bps in 2025.
  • Year by year, Tax Rate stood at 11.83% in 2022, then tumbled by -348bps to 29.33% in 2023, then soared by 178bps to 22.89% in 2024, then tumbled by -2642bps to 581.91% in 2025, then skyrocketed by 103bps to 17.02% in 2026.
  • Business Quant data shows Tax Rate for CIEN at 17.02% in Q1 2026, 581.91% in Q4 2025, and 23.57% in Q3 2025.