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Ciena (CIEN) Shares Outstanding (Diluted Average) (2016 - 2025)

Historic Shares Outstanding (Diluted Average) for Ciena (CIEN) over the last 15 years, with Q4 2025 value amounting to $145.2 million.

  • Ciena's Shares Outstanding (Diluted Average) fell 49.05% to $145.2 million in Q4 2025 from the same period last year, while for Nov 2025 it was $145.2 million, marking a year-over-year decrease of 49.05%. This contributed to the annual value of $145.2 million for FY2025, which is 49.05% down from last year.
  • Ciena's Shares Outstanding (Diluted Average) amounted to $145.2 million in Q4 2025, which was down 49.05% from $145.2 million recorded in Q3 2025.
  • Ciena's Shares Outstanding (Diluted Average)'s 5-year high stood at $156.9 million during Q2 2021, with a 5-year trough of $145.2 million in Q3 2025.
  • Moreover, its 5-year median value for Shares Outstanding (Diluted Average) was $149.6 million (2023), whereas its average is $150.0 million.
  • Per our database at Business Quant, Ciena's Shares Outstanding (Diluted Average) crashed by 401.52% in 2023 and then increased by 6.58% in 2025.
  • Ciena's Shares Outstanding (Diluted Average) (Quarter) stood at $156.7 million in 2021, then fell by 2.9% to $152.2 million in 2022, then fell by 1.85% to $149.4 million in 2023, then fell by 2.29% to $146.0 million in 2024, then dropped by 0.49% to $145.2 million in 2025.
  • Its Shares Outstanding (Diluted Average) was $145.2 million in Q4 2025, compared to $145.2 million in Q3 2025 and $145.5 million in Q2 2025.