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Ciena (CIEN) Tax Rate (2016 - 2026)

Ciena (CIEN) has 18 years of Tax Rate data on record, last reported at 17.02% in 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 reached 17.02% in Q1 2026 per CIEN's latest filing, up from 581.91% in the prior quarter.
  • Across five years, Tax Rate topped out at 53.79% in Q3 2023 and bottomed at 581.91% in Q4 2025.
  • Average Tax Rate over 5 years is 13.73%, with a median of 22.89% recorded in 2024.
  • Peak YoY movement for Tax Rate: skyrocketed 9743bps in 2022, then plummeted -60480bps in 2025.
  • A 5-year view of Tax Rate shows it stood at 11.83% in 2022, then crashed by -348bps to 29.33% in 2023, then skyrocketed by 178bps to 22.89% in 2024, then crashed by -2642bps to 581.91% in 2025, then surged by 103bps to 17.02% in 2026.
  • Per Business Quant database, its latest 3 readings for Tax Rate were 17.02% in Q1 2026, 581.91% in Q4 2025, and 23.57% in Q3 2025.