Stock listing
BOATS:CIEN Ciena Corporation Stock
US listing (BOATS) of Ciena Corporation · home listing NYSE:CIEN
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Home listing price · NYSE:CIEN
$341.95 USD -2.25 (-0.7%)
Close on Oct 20, 2026 · This listing has no price on 6ix; the price shown is the home listing's, NYSE:CIEN
- Day range
- $329.00 – $350.35 USDOct 20, 2026
- Volume
- 1.93M sharesOct 20, 2026
- Market cap
- $48.49B USDAt the close on Oct 20, 2026 · price × 141.8M shares outstanding
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| NYSE:CIEN · Home | $341.95 USD | -2.25 (-0.7%) | 1,925,264 | $336.70 | $350.35 | $329.00 | $344.20 | Close on Oct 20, 2026 |
| LSE:0HYA | $347.82 USD | +11.52 (+3.4%) | 7,771 | $337.50 | $354.45 | $328.77 | $336.30 | Close on Oct 19, 2026 |
| Frankfurt:CIE1 | €303.80 EUR | -1.60 (-0.5%) | 93 | €304.50 | €304.50 | €303.80 | €305.40 | Close on Oct 19, 2026 |
| Dusseldorf:CIE1 | €308.70 EUR | +9.10 (+3.0%) | — | €304.00 | €308.70 | €303.80 | €299.60 | Close on Oct 19, 2026 |
| Munich:CIE1 | €307.50 EUR | -11.20 (-3.5%) | — | €307.50 | €307.50 | €307.50 | €318.70 | Close on Oct 19, 2026 |
| Hamburg:CIE1 | €309.90 EUR | +8.10 (+2.7%) | — | €304.60 | €309.90 | €304.40 | €301.80 | Close on Oct 19, 2026 |
Daily closes
Last 3 months, Jul 20, 2026 – Oct 20, 2026 · NYSE:CIEN · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $341.95 | -2.25 | -0.7% | $336.70 | $350.35 | $329.00 | 1,925,264 | |
| $344.20 | +11.47 | +3.4% | $348.31 | $354.45 | $338.79 | 3,062,407 | |
| $332.73 | -23.79 | -6.7% | $350.95 | $354.60 | $330.99 | 3,194,652 | |
| $356.52 | -3.08 | -0.9% | $342.50 | $357.83 | $333.15 | 3,482,409 | |
| $359.60 | -40.80 | -10.2% | $393.88 | $393.88 | $356.78 | 3,312,400 | |
| $400.40 | -4.61 | -1.1% | $393.33 | $401.87 | $381.64 | 2,731,079 | |
| $405.01 | -44.76 | -10.0% | $443.53 | $445.95 | $400.20 | 3,318,700 | |
| $449.77 | +23.84 | +5.6% | $436.00 | $454.73 | $424.02 | 3,773,200 | |
| $425.93 | -20.52 | -4.6% | $436.15 | $443.99 | $421.11 | 3,697,700 | |
| $446.45 | +2.80 | +0.6% | $428.98 | $448.00 | $422.30 | 3,369,200 | |
| $443.65 | +53.96 | +13.8% | $393.58 | $446.37 | $392.00 | 6,396,600 | |
| $389.69 | -1.65 | -0.4% | $393.77 | $397.47 | $382.50 | 2,473,900 | |
| $391.34 | +12.20 | +3.2% | $385.00 | $395.96 | $377.03 | 2,519,400 | |
| $379.14 | +27.32 | +7.8% | $355.19 | $381.00 | $350.68 | 2,564,300 | |
| $351.82 | -3.10 | -0.9% | $354.92 | $359.98 | $340.52 | 2,656,100 | |
| $354.92 | +10.73 | +3.1% | $350.16 | $356.21 | $344.80 | 2,226,000 | |
| $344.19 | -12.72 | -3.6% | $352.42 | $356.99 | $339.33 | 1,830,200 | |
| $356.91 | -1.52 | -0.4% | $363.00 | $366.43 | $355.01 | 1,616,900 | |
| $358.43 | +2.52 | +0.7% | $350.40 | $363.46 | $346.56 | 1,418,900 | |
| $355.91 | -12.65 | -3.4% | $368.64 | $369.00 | $351.53 | 1,851,600 | |
| $368.56 | +2.60 | +0.7% | $364.31 | $376.74 | $363.14 | 2,404,800 | |
| $365.96 | +17.16 | +4.9% | $365.05 | $367.62 | $356.46 | 2,886,500 | |
| $348.80 | +4.55 | +1.3% | $355.87 | $358.00 | $338.25 | 4,863,900 | |
| $344.25 | +3.75 | +1.1% | $350.60 | $375.70 | $341.93 | 3,764,100 | |
| $340.50 | +6.17 | +1.8% | $350.09 | $375.20 | $327.50 | 3,947,500 | |
| $334.33 | +14.69 | +4.6% | $324.44 | $335.97 | $320.50 | 2,796,700 | |
| $319.64 | -29.90 | -8.6% | $326.98 | $332.32 | $318.43 | 2,210,600 | |
| $349.54 | +14.98 | +4.5% | $336.92 | $355.19 | $336.44 | 1,979,900 | |
| $334.56 | -3.44 | -1.0% | $333.00 | $348.40 | $328.36 | 2,548,400 | |
| $338.00 | -3.29 | -1.0% | $341.90 | $348.00 | $337.16 | 1,812,600 | |
| $341.29 | +20.29 | +6.3% | $327.42 | $349.78 | $325.69 | 3,223,600 | |
| $321.00 | +3.54 | +1.1% | $321.67 | $328.85 | $315.73 | 3,340,000 | |
| $317.46 | -36.70 | -10.4% | $354.49 | $358.76 | $311.60 | 7,535,400 | |
| $354.16 | -6.17 | -1.7% | $357.25 | $359.60 | $348.86 | 2,870,300 | |
| $360.33 | -22.47 | -5.9% | $376.89 | $381.60 | $356.40 | 2,259,300 | |
| $382.80 | +4.36 | +1.2% | $378.44 | $382.94 | $370.77 | 1,826,500 | |
| $378.44 | -21.41 | -5.4% | $400.42 | $400.50 | $376.64 | 1,317,800 | |
| $399.85 | -4.18 | -1.0% | $411.53 | $418.72 | $395.50 | 1,207,100 | |
| $404.03 | +16.37 | +4.2% | $387.23 | $406.44 | $387.23 | 1,189,500 | |
| $387.66 | +15.71 | +4.2% | $386.33 | $388.73 | $378.94 | 1,191,100 | |
| $371.95 | -23.84 | -6.0% | $386.26 | $386.26 | $362.48 | 1,777,300 | |
| $395.79 | +3.31 | +0.8% | $396.00 | $403.72 | $382.75 | 1,234,900 | |
| $392.48 | -6.99 | -1.7% | $400.35 | $404.35 | $389.10 | 1,453,100 | |
| $399.47 | -6.07 | -1.5% | $415.50 | $415.50 | $392.67 | 1,771,900 | |
| $405.54 | -39.64 | -8.9% | $421.59 | $427.74 | $391.77 | 3,052,300 | |
| $445.18 | +16.41 | +3.8% | $438.38 | $458.00 | $427.45 | 2,494,700 | |
| $428.77 | -14.02 | -3.2% | $441.61 | $446.15 | $422.49 | 2,519,000 | |
| $442.79 | +10.74 | +2.5% | $430.32 | $462.69 | $427.00 | 2,912,900 | |
| $432.05 | +44.52 | +11.5% | $414.51 | $446.36 | $409.24 | 3,989,300 | |
| $387.53 | -0.17 | 0.0% | $388.84 | $394.99 | $384.19 | 1,534,900 | |
| $387.70 | -24.69 | -6.0% | $420.00 | $420.00 | $387.28 | 2,021,700 | |
| $412.39 | +8.63 | +2.1% | $411.04 | $420.00 | $396.89 | 1,887,200 | |
| $403.76 | -5.07 | -1.2% | $396.05 | $419.49 | $390.56 | 1,354,100 | |
| $408.83 | -2.30 | -0.6% | $408.56 | $424.58 | $399.07 | 1,773,900 | |
| $411.13 | +20.37 | +5.2% | $419.08 | $427.00 | $405.01 | 2,069,060 | |
| $390.76 | +13.71 | +3.6% | $365.00 | $391.87 | $355.00 | 1,243,704 | |
| $377.05 | +4.98 | +1.3% | $393.98 | $401.00 | $374.38 | 1,948,400 | |
| $372.07 | +41.70 | +12.6% | $359.27 | $373.09 | $355.00 | 2,461,500 | |
| $330.37 | -20.14 | -5.7% | $349.64 | $350.80 | $323.29 | 2,633,300 | |
| $350.51 | -26.76 | -7.1% | $354.90 | $357.47 | $328.80 | 4,177,400 | |
| $377.27 | -13.69 | -3.5% | $388.19 | $388.19 | $360.00 | 1,512,500 | |
| $390.96 | -16.57 | -4.1% | $401.85 | $408.74 | $386.25 | 1,489,200 | |
| $407.53 | +10.37 | +2.6% | $394.10 | $415.80 | $394.10 | 1,803,700 | |
| $397.16 | -11.57 | -2.8% | $396.95 | $411.01 | $396.87 | 1,755,700 | |
| $408.73 | +29.96 | +7.9% | $397.70 | $412.04 | $396.55 | 2,036,400 | |
| $378.77 | +4.36 | +1.2% | $375.01 | $394.56 | $375.00 | 1,757,400 |
- Ticker
- BOATS:CIEN
- Asset type
- Stock
- Sector
- Technology
- Industry
- Networking & communications equipment
- Exchange
- BOATS
- Currency
- USD
What changed lately
Latest news release · Oct 12, 2026
Ciena Appoints Monika Fahlbusch as Chief People Officer
Latest earnings call · Sep 3, 2026
Ciena (NYSE:CIEN) Q3 2026 Earnings Call
Replay and transcript
Latest deck · Sep 16, 2026
Investor Day (September 2026)
Investor day · 17 slides
Calls
Replays
Ciena (NYSE:CIEN) Q3 2026 Earnings Call
Thu, Sep 03, 2026 · 8:30 AM ET
Watch TranscriptCiena (NYSE:CIEN) Q2 2026 Earnings Call
Thu, Jun 04, 2026 · 8:30 AM ET
Watch TranscriptCiena (NYSE:CIEN) Q1 2026 Earnings Call
Thu, Mar 05, 2026 · 8:30 AM ET
Watch Transcript
Latest news
Ciena Appoints Monika Fahlbusch as Chief People Officer
Oct 12, 2026
Closed $405.01 (-10.0%) on Oct 12, 2026
Ciena Announces Fiscal Year 2029 Financial Targets
Sep 16, 2026
Closed $340.50 (+1.8%) on Sep 16, 2026
Ciena Launches Ciena Ventures to Expand Innovation Across the AI Networking Ecosystem
Sep 14, 2026
Closed $319.64 (-8.6%) on Sep 14, 2026
Telstra and Ciena Achieve Record 1.6 Tb/s Transmission Over 1,100km
Sep 8, 2026
Closed $341.29 (+6.3%) on Sep 8, 2026
Ciena Reports Fiscal Third Quarter 2026 Financial Results
Sep 3, 2026
Closed $317.46 (-10.4%) on Sep 3, 2026
Ciena Announces Reporting Date and Web Broadcast for Fiscal Third Quarter 2026 Results
Aug 6, 2026
Closed $403.76 (-1.2%) on Aug 6, 2026
Ciena Appoints Prashant Ramesh Malkani as Vice President and Country Leader for India
Aug 6, 2026
Closed $403.76 (-1.2%) on Aug 6, 2026
e& UAE Unveils Future-Ready DWDM Network Powered by Ciena’s High-Speed Connectivity Solutions
Aug 5, 2026
Closed $408.83 (-0.6%) on Aug 5, 2026
Quantum Corridor, Ciena, and Toshiba Complete World’s First 1.6 Tb/s Quantum-Safe Optical Encryption Milestone on Live Commercial Network
Aug 4, 2026
Closed $411.13 (+5.2%) on Aug 4, 2026
Decks
Investor Day (September 2026)
Investor day · 17 slides · Sep 16, 2026
Q3 2026 Earnings Presentation
Earnings · 25 slides · Sep 3, 2026
Q3 2026 Earnings Presentation
Earnings · 26 slides · Sep 3, 2026
Investor Day (September 2026)
Investor day · 86 slides · September 2026
Ciena Corporation on 6ix
- Sector
- Technology
- News releases
- 38 in the last 12 months · 62 in all · newest Oct 12, 2026 · oldest 2025
- Calls
- 27 calls with a replay · 27 with a transcript · latest Sep 3, 2026
- Decks
- 59 decks · latest Sep 16, 2026
Where Ciena Corporation is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NYSE:CIEN · Home listing | NYSE | United States | USD |
| gettex:CIE1 | gettex | Germany | EUR |
| Tradegate:CIE1 | Tradegate | Germany | EUR |
| LS Exchange:A0LDA7 | LS Exchange | Germany | EUR |
| BMV:CIEN | BMV | Mexico | MXN |
| Xetra:CIE1 | Xetra | Germany | EUR |
| BOATS:CIEN · This page | BOATS | United States | USD |
| Lang & Schwarz:A0LDA7 | Lang & Schwarz | Germany | EUR |
| LSE:0HYA | LSE | United Kingdom | USD |
| Milan:1CIEN | Milan | Italy | EUR |
| Frankfurt:CIE1 | Frankfurt | Germany | EUR |
| BX Swiss:CIE1 | BX Swiss | Switzerland | CHF |
| EUROTLX:4CIEN | EUROTLX | Italy | EUR |
| BIVA:CIEN | BIVA | Mexico | MXN |
| Stuttgart:CIE1 | Stuttgart | Germany | EUR |
| Dusseldorf:CIE1 | Dusseldorf | Germany | EUR |
| Hanover:CIE1 | Hanover | Germany | EUR |
| Munich:CIE1 | Munich | Germany | EUR |
| Hamburg:CIE1 | Hamburg | Germany | EUR |
| SET:CIEN03 | SET | Thailand | THB |
| VIE:CIEN | Vienna | Austria | EUR |
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