Skip to main content
logo
Ciena Corporation (CIEN)
NYSE: CIEN · Real-Time Price · USD
391.34
+12.20 (3.22%)
At close: Oct 2, 2026, 4:00 PM EDT
393.30
+1.96 (0.50%)
After-hours: Oct 2, 2026, 7:59 PM EDT

Ciena Ratios and Metrics

Millions USD. Fiscal year is Dec - Nov.

Total Valuation

Fiscal Quarter
CurrentQ3 2026Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022Q3 2022Q2 2022Q1 2022Q4 2021
Period Ending
Oct '26 Aug '26 May '26 Jan '26 Nov '25 Aug '25 May '25 Feb '25 Nov '24 Jul '24 Apr '24 Jan '24 Oct '23 Jul '23 Apr '23 Jan '23 Oct '22 Jul '22 Apr '22 Jan '22 Oct '21
Market Capitalization
55,49553,37375,68935,46926,78912,52910,35512,3849,2397,2086,7407,4476,0646,2166,8677,5747,1487,7258,39310,0298,411
Market Cap Growth (YoY)
159.31%325.98%630.92%186.41%189.96%73.82%53.64%66.29%52.35%15.96%-1.85%-1.67%-15.16%-19.53%-18.18%-24.48%-15.02%-14.15%7.28%21.53%38.37%
Enterprise Value
55,93853,55075,90935,73026,98612,77210,61712,6849,6237,3876,8737,8556,3986,4967,3397,5767,0297,2227,8709,1747,774
Last Close Price
391.34377.05535.29251.81189.9288.6372.8587.1463.9750.1646.6151.4241.0241.5846.0451.0348.2551.6055.1764.7554.29

Price Ratios

Fiscal Quarter
CurrentQ3 2026Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022Q3 2022Q2 2022Q1 2022Q4 2021
Period Ending
Oct '26 Aug '26 May '26 Jan '26 Nov '25 Aug '25 May '25 Feb '25 Nov '24 Jul '24 Apr '24 Jan '24 Oct '23 Jul '23 Apr '23 Jan '23 Oct '22 Jul '22 Apr '22 Jan '22 Oct '21
PE Ratio
87.4581.56172.69154.85217.2088.9498.81156.80110.0552.19-32.6423.8028.0933.9941.3146.7538.8719.6820.4416.82
Forward PE
37.6748.3480.9547.1550.4635.0328.8936.1225.6922.2920.8217.7214.1515.7115.8819.5229.5122.6417.2820.7817.88
PS Ratio
9.228.8713.596.925.622.762.433.062.301.791.631.711.381.471.711.971.972.092.192.712.32
PB Ratio
18.1717.4626.1712.709.824.503.734.433.282.492.342.552.132.112.362.672.642.903.023.562.79
P/TBV Ratio
23.5722.6734.8917.2413.525.694.745.654.203.183.013.262.772.733.083.533.103.423.554.193.18
P/FCF Ratio
68.1565.5490.9047.7940.2720.6935.4860.3424.45-15.0812.2697.60--19.11---27.70-18.20
P/OCF Ratio
52.6250.6173.2938.1433.2315.9722.9835.1617.96-12.7510.6436.03-149.26-26.85---22.31-15.53
PEG Ratio
0.530.741.321.081.071.000.871.061.482.671.391.180.941.051.061.301.971.511.151.301.12

EV Ratios

Fiscal Quarter
CurrentQ3 2026Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022Q3 2022Q2 2022Q1 2022Q4 2021
Period Ending
Oct '26 Aug '26 May '26 Jan '26 Nov '25 Aug '25 May '25 Feb '25 Nov '24 Jul '24 Apr '24 Jan '24 Oct '23 Jul '23 Apr '23 Jan '23 Oct '22 Jul '22 Apr '22 Jan '22 Oct '21
EV/Sales Ratio
9.298.8913.636.975.662.812.493.132.401.841.661.801.461.541.821.971.941.952.062.472.15
EV/EBITDA Ratio
54.5452.2296.6162.6359.8232.6731.1439.9029.6420.2816.3014.9712.1412.5415.6517.9217.6816.0913.7815.2112.57
EV/EBIT Ratio
65.7762.97121.7185.1186.8350.2651.3169.0050.3332.4124.3520.5416.6317.2222.2726.5127.3223.2118.1319.6115.99
EV/FCF Ratio
68.6965.7691.1748.1440.5621.1036.3761.8025.46-15.3712.93102.97--20.42---25.98-16.82

Financial Efficiency

Fiscal Quarter
CurrentQ3 2026Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022Q3 2022Q2 2022Q1 2022Q4 2021
Period Ending
Oct '26 Aug '26 May '26 Jan '26 Nov '25 Aug '25 May '25 Feb '25 Nov '24 Jul '24 Apr '24 Jan '24 Oct '23 Jul '23 Apr '23 Jan '23 Oct '22 Jul '22 Apr '22 Jan '22 Oct '21
Debt / Equity Ratio
1.081.080.550.570.600.570.570.560.580.550.560.550.580.550.560.570.440.430.410.410.27
Debt / EBITDA Ratio
3.152.311.371.662.543.445.453.294.096.047.893.152.953.242.623.122.243.802.612.721.12
Debt / FCF Ratio
4.044.041.902.142.442.625.447.694.32-3.582.6526.67--4.52---3.74-1.77
Net Debt / Equity Ratio
0.140.140.060.080.100.070.090.090.110.130.060.050.140.110.100.170.00-0.04-0.18-0.19-0.28
Net Debt / EBITDA Ratio
0.430.430.230.390.580.500.710.820.921.050.420.250.770.640.601.120.01-0.26-0.88-0.87-1.38
Net Debt / FCF Ratio
0.540.540.210.300.390.330.831.270.791.350.400.226.56-2.24-0.78-0.99-0.01-5.30-1.66-1.27-1.85
Asset Turnover
0.951.050.970.930.860.800.770.800.670.650.740.800.740.790.790.780.700.770.690.88
Inventory Turnover
3.894.344.253.843.683.303.132.883.022.202.082.242.292.162.272.262.423.094.404.436.07
Quick Ratio
2.902.901.851.921.912.242.092.392.332.512.512.862.472.502.442.342.162.362.863.292.87
Current Ratio
3.803.802.732.812.733.283.403.653.554.073.884.293.843.953.663.703.253.483.724.163.51
Return on Equity (ROE)
35.83%30.71%21.77%2.83%7.23%1.29%6.36%5.19%1.97%-2.32%6.87%12.59%4.06%8.03%10.99%8.57%1.54%5.56%6.28%13.93%
Return on Assets (ROA)
10.76%10.00%8.13%5.10%3.30%1.55%3.67%2.76%1.26%0.52%4.00%4.35%3.58%4.88%4.29%4.56%1.76%3.45%3.25%7.61%
Return on Invested Capital (ROIC)
7.42%7.10%5.18%3.89%1.87%0.52%1.68%1.45%0.74%0.37%1.90%2.94%1.17%2.26%2.28%2.98%0.99%2.36%2.29%5.06%
Return on Capital Employed (ROCE)
12.90%12.90%13.20%9.10%6.80%5.50%4.50%4.00%4.10%4.80%6.00%8.00%8.20%7.90%7.00%6.10%6.40%7.80%10.60%11.30%12.30%

Yields

Fiscal Quarter
CurrentQ3 2026Q2 2026Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023Q3 2023Q2 2023Q1 2023Q4 2022Q3 2022Q2 2022Q1 2022Q4 2021
Period Ending
Oct '26 Aug '26 May '26 Jan '26 Nov '25 Aug '25 May '25 Feb '25 Nov '24 Jul '24 Apr '24 Jan '24 Oct '23 Jul '23 Apr '23 Jan '23 Oct '22 Jul '22 Apr '22 Jan '22 Oct '21
Earnings Yield
1.18%1.23%0.58%0.65%0.46%1.12%1.01%0.64%0.91%1.92%2.28%3.06%4.20%3.56%2.94%2.42%2.14%2.57%5.08%4.89%5.95%
FCF Yield
1.47%1.53%1.10%2.09%2.48%4.83%2.82%1.66%4.09%3.95%6.63%8.15%1.03%-2.40%-5.23%-6.26%-3.62%0.29%3.61%4.09%5.49%
Buyback Yield / Dilution
-0.39%-1.02%-0.93%0.10%0.69%0.59%-0.04%-0.07%0.95%3.08%3.48%2.48%0.82%0.32%2.08%4.01%4.84%4.01%2.25%0.50%-0.08%
SEC Filings: 10-K · 10-Q