Ciena Corporation Common Stock (NY:CIEN)
332.73
-23.79
(-6.67%)
Official Closing Price
Updated: 4:10 PM EDT, Oct 16, 2026
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Price and Volume
Detailed Quote| Volume | 3,181,154 |
| Open | 350.95 |
| Bid (Size) | 330.01 (120) |
| Ask (Size) | 339.44 (80) |
| Prev. Close | 356.52 |
| Today's Range | 330.99 - 354.60 |
| 52wk Range | 159.56 - 637.51 |
| Shares Outstanding | 154,767,152 |
| Dividend Yield | N/A |
Top News
More News
Top S&P500 movers in Wednesday's session ↗
October 14, 2026
Performance
52-Week Range
47.8% below 52-week high
332.73
159.5652W Low
637.5152W High
1 Week
26.8% below 1-week high
333.151W Low
454.731W High
Ciena Corporation Common Stock (CIEN) traded between $159.56 and $637.51 over the past 52 weeks and last traded at $332.73, 47.8% below its 52-week high. Over the past week it ranged between $333.15 and $454.73.
Past 12 Months
1W
-$117.04
1M
-$1.60
3M
-$56.08
6M
-$162.44
YTD
+$86.67
1Y
+$164.02
CIEN was +97.2% over the past year, -32.8% over six months, +35.2% year to date, -26.0% in the last week.
12 Months vs Market
CIEN
+97.2%
DIA
+12.2%
SPY
+14.7%
QQQ
+17.9%
IWM
+8.0%
Over the past 12 months CIEN returned +97.2% versus DIA (Dow) +12.2%, SPY (S&P 500) +14.7%, QQQ (Nasdaq 100) +17.9% and IWM (Russell 2000) +8.0%.
Volume & Liquidity
1.25× 3-mo avg
Today 3,181,154
3-mo avg 2.5M
1W
3.3M
1M
3.0M
3M
2.5M
6M
2.6M
YTD
2.9M
1Y
2.9M
CIEN most recently traded 3,181,154 shares against a 3-month average daily volume of 2.5M.
More News
Read More
Ciena (NYSE:CIEN): High Growth and Improving Fundamentals ↗
October 13, 2026
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October 12, 2026
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October 06, 2026
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October 12, 2026
Ciena Appoints Monika Fahlbusch as Chief People Officer
October 12, 2026
What's going on in today's pre-market session: S&P500 movers ↗
October 07, 2026
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October 06, 2026
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October 01, 2026
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October 01, 2026
Uncover the latest developments among S&P500 stocks in today's session. ↗
September 30, 2026
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September 27, 2026
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September 24, 2026
Ciena Fell 40%—Now One Analyst Sees 50% Upside ↗
September 23, 2026
Ciena Targets $14B Revenue by 2029 as Optical Demand Outruns Supply ↗
September 18, 2026
Ciena Announces Fiscal Year 2029 Financial Targets
September 16, 2026
Wondering what's happening in today's S&P500 pre-market session? ↗
September 16, 2026
Discover which S&P500 stocks are making waves on Tuesday. ↗
September 15, 2026
Frequently Asked Questions
Is Ciena Corporation Common Stock publicly traded?
Yes, Ciena Corporation Common Stock is publicly traded.
What exchange does Ciena Corporation Common Stock trade on?
Ciena Corporation Common Stock trades on the New York Stock Exchange
What is the ticker symbol for Ciena Corporation Common Stock?
The ticker symbol for Ciena Corporation Common Stock is CIEN on the New York Stock Exchange
What is the current price of Ciena Corporation Common Stock?
The current price of Ciena Corporation Common Stock is 332.73
When was Ciena Corporation Common Stock last traded?
The last trade of Ciena Corporation Common Stock was at 10/16/26 04:10 PM ET
What is the market capitalization of Ciena Corporation Common Stock?
The market capitalization of Ciena Corporation Common Stock is 51.50B
How many shares of Ciena Corporation Common Stock are outstanding?
Ciena Corporation Common Stock has 51B shares outstanding.
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