Investment Visual

CIEN

Ciena Corporation

Stock

$391.34+12.20 (+3.22%)Close Oct 2, 2026

Shares outstanding, FY2025: 140.9M
YoY, FY2025: −0.9%
5-year CAGR: −1.8%
10-year CAGR: +0.4%

Shares outstanding

Shares outstanding by fiscal year

Period	On	Shares outstanding	YoY	Filing
FY2025	Dec 5, 2025	140.9M	−0.9%	10-K, Dec 12, 2025
FY2024	Dec 13, 2024	142.1M	−1.9%	10-K, Dec 20, 2024
FY2023	Dec 8, 2023	144.8M	−2.4%	10-K, Dec 15, 2023
FY2022	Dec 9, 2022	148.4M	−4.2%	10-K, Dec 16, 2022
FY2021	Dec 10, 2021	154.9M	+0.2%	10-K, Dec 17, 2021
FY2020	Dec 11, 2020	154.6M	+0.3%	10-K, Dec 18, 2020
FY2019	Dec 16, 2019	154.1M	−1.6%	10-K, Dec 20, 2019
FY2018	Dec 17, 2018	156.5M	+8.9%	10-K, Dec 21, 2018
FY2017	Dec 15, 2017	143.7M	+2.4%	10-K, Dec 22, 2017
FY2016	Dec 16, 2016	140.4M	+3.4%	10-K, Dec 21, 2016
FY2015	Dec 11, 2015	135.8M	+26.9%	10-K, Dec 21, 2015
FY2014	Dec 12, 2014	107.0M	+3.2%	10-K, Dec 19, 2014
FY2013	Dec 12, 2013	103.7M	+3.1%	10-K, Dec 20, 2013
FY2012	Dec 13, 2012	100.6M	+3.3%	10-K, Dec 21, 2012
FY2011	Dec 15, 2011	97.4M	+3.5%	10-K, Dec 22, 2011
FY2010	Dec 15, 2010	94.1M	—	10-K, Dec 22, 2010