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Ciena (CIEN) Tax Rate: 2009-2025

Historic Tax Rate for Ciena (CIEN) over the last 9 years, with Nov 2025 value amounting to 21.08%.

  • Ciena's Tax Rate rose 1057.00% to 23.57% in Q3 2025 from the same period last year, while for Nov 2025 it was 21.08%, marking a year-over-year decrease of 887.00%. This contributed to the annual value of 21.08% for FY2025, which is 887.00% down from last year.
  • Per Ciena's latest filing, its Tax Rate stood at 21.08% for FY2025, which was down 29.61% from 29.95% recorded in FY2024.
  • Over the past 5 years, Ciena's Tax Rate peaked at 29.95% during FY2024, and registered a low of 16.22% during FY2022.
  • For the 3-year period, Ciena's Tax Rate averaged around 24.10%, with its median value being 21.27% (2023).
  • In the last 5 years, Ciena's Tax Rate skyrocketed by 868bps in 2024 and then slumped by 887bps in 2025.
  • Yearly analysis of 4 years shows Ciena's Tax Rate stood at 16.22% in 2022, then surged by 504bps to 21.27% in 2023, then soared by 868bps to 29.95% in 2024, then crashed by 887bps to 21.08% in 2025.