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CIENA CORP (CIEN) — Shares Outstanding

Annual figures by fiscal year, from SEC filings.

2008: 110.61M2009: 91.17M2010: 93.10M2011: 95.85M2012: 99.34M2013: 102.35M2014: 105.78M2015: 120.10M2016: 150.70M2017: 169.92M2018: 143.74M2019: 157.61M2020: 155.96M2021: 156.74M2022: 152.19M2023: 149.38M2024: 145.96M2025: 145.25M145.25M
2008Shares Outstanding (shares)2025
Fiscal YearShares OutstandingChange YoY
2025145.25M-0.5%
2024145.96M-2.3%
2023149.38M-1.8%
2022152.19M-2.9%
2021156.74M+0.5%
2020155.96M-1.1%
2019157.61M+9.7%
2018143.74M-15.4%
2017169.92M+12.8%
2016150.70M+25.5%
2015120.10M+13.5%
2014105.78M+3.4%
2013102.35M+3.0%
201299.34M+3.6%
201195.85M+3.0%
201093.10M+2.1%
200991.17M-17.6%
2008110.61M—