CIEN CienaS&P 500 member / Information Technology
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Ciena (CIEN) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Ciena (CIEN) Stock Price History
Ciena closed at $243.39 on Nov 6, 2026, −45.1% over 1 month, +22.1% over 1 year.
If you had invested $1,000 1 month ago, it would be worth $549 today (−45.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −45.1%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $243.39 | +12.58 | +5.45% |
| Nov 5 (Thu) | $230.81 | −41.43 | −15.22% |
| Nov 4 (Wed) | $272.24 | −27.84 | −9.28% |
| Nov 3 (Tue) | $300.08 | +15.74 | +5.54% |
| Nov 2 (Mon) | $284.34 | −36.38 | −11.34% |
| Oct 30 (Fri) | $320.72 | −28.73 | −8.22% |
| Oct 29 (Thu) | $349.45 | −13.76 | −3.79% |
| Oct 28 (Wed) | $363.21 | +12.06 | +3.43% |
| Oct 27 (Tue) | $351.15 | +15.22 | +4.53% |
| Oct 26 (Mon) | $335.93 | +15.67 | +4.89% |
If you had invested $1,000 3 months ago, it would be worth $603 today (−39.7%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −39.7%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $243.39 | +12.58 | +5.45% |
| Nov 5 (Thu) | $230.81 | −41.43 | −15.22% |
| Nov 4 (Wed) | $272.24 | −27.84 | −9.28% |
| Nov 3 (Tue) | $300.08 | +15.74 | +5.54% |
| Nov 2 (Mon) | $284.34 | −36.38 | −11.34% |
| Oct 30 (Fri) | $320.72 | −28.73 | −8.22% |
| Oct 29 (Thu) | $349.45 | −13.76 | −3.79% |
| Oct 28 (Wed) | $363.21 | +12.06 | +3.43% |
| Oct 27 (Tue) | $351.15 | +15.22 | +4.53% |
| Oct 26 (Mon) | $335.93 | +15.67 | +4.89% |
If you had invested $1,000 6 months ago, it would be worth $422 today (−57.8%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved −57.8%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $243.39 | −24.1% |
| Oct 2026 | $320.72 | −8.8% |
| Sep 2026 | $351.82 | −8.1% |
| Aug 2026 | $382.80 | +1.5% |
| Jul 2026 | $377.05 | −23.1% |
| Jun 2026 | $490.56 | −15.5% |
| May 2026 | $580.23 | +10.0% |
If you had invested $1,000 1 year ago, it would be worth $1,221 today (+22.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved +22.1%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $243.39 | −24.1% |
| Oct 2026 | $320.72 | −8.8% |
| Sep 2026 | $351.82 | −8.1% |
| Aug 2026 | $382.80 | +1.5% |
| Jul 2026 | $377.05 | −23.1% |
| Jun 2026 | $490.56 | −15.5% |
| May 2026 | $580.23 | +10.0% |
| Apr 2026 | $527.58 | +35.9% |
| Mar 2026 | $388.23 | +11.3% |
| Feb 2026 | $348.70 | +38.5% |
| Jan 2026 | $251.81 | +7.7% |
| Dec 2025 | $233.87 | +14.5% |
| Nov 2025 | $204.21 | ― |
If you had invested $1,000 3 years ago, it would be worth $5,515 today (+451.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved +451.5%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $243.39 | +4.1% |
| 2025 | $233.87 | ― |
If you had invested $1,000 5 years ago, it would be worth $3,963 today (+296.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved +296.3%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $243.39 | +4.1% |
| 2025 | $233.87 | ― |
If you had invested $1,000 in Mar 1997, it would be worth $2,445 today (+144.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +769.6%, while this stock moved +144.5%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $243.39 | +4.1% |
| 2025 | $233.87 | +175.8% |
| 2024 | $84.81 | +88.4% |
| 2023 | $45.01 | −11.7% |
| 2022 | $50.98 | −33.8% |
| 2021 | $76.97 | +45.6% |
| 2020 | $52.85 | +23.8% |
| 2019 | $42.69 | +25.9% |
| 2018 | $33.91 | +62.0% |
| 2017 | $20.93 | −14.3% |
| 2016 | $24.41 | +18.0% |
| 2015 | $20.69 | +6.6% |
| 2014 | $19.41 | −18.9% |
| 2013 | $23.93 | +52.4% |
| 2012 | $15.70 | +29.8% |
| 2011 | $12.10 | −42.5% |
| 2010 | $21.05 | +94.2% |
| 2009 | $10.84 | +61.8% |
| 2008 | $6.70 | −80.4% |
| 2007 | $34.11 | +23.1% |
| 2006 | $27.71 | +33.3% |
| 2005 | $20.79 | −11.1% |
| 2004 | $23.38 | −49.1% |
| 2003 | $45.92 | +27.6% |
| 2002 | $35.98 | −64.1% |
| 2001 | $100.17 | −82.4% |
| 2000 | $568.75 | +182.6% |
| 1999 | $201.25 | +293.2% |
| 1998 | $51.19 | −76.1% |
| 1997 | $213.94 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Mar 1997). Please check the latest prices before trading.
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