Ciena (CIEN) Debt Ratio (2012 - 2026)
Ciena (CIEN) posted Debt Ratio of 0.4 for Q3 2026, up 59.31% on a QoQ basis from 0.25 in Q2 2026, and up 50.95% year-over-year from 0.27 in Q3 2025.
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Analysis
Ciena (CIEN) Debt Ratio (2012 - 2026) Analysis & Trends
Ciena has reported Debt Ratio for 15 years, with the latest figure at 0.4 in Q3 2026.
- On a quarterly basis, Debt Ratio rose 50.95% year-over-year to 0.4 in Q3 2026; TTM through Aug 2026 was 0.4, a 50.95% increase from a year earlier, with the FY2025 full-year figure at 0.26, down 4.37% from the prior year.
- Debt Ratio was 0.4 for Q3 2026 at Ciena, up from 0.25 in the prior quarter.
- The five-year high for Debt Ratio was 0.4 in Q3 2026, with the low at 0.0 in Q2 2022.
- Average Debt Ratio over 5 years is 0.23, with a median of 0.27 recorded in 2023.
- The sharpest annual moves came in 2022 and 2023: Debt Ratio slipped 14.56% in 2022, then soared 19339.5% in 2023.
- Over 5 years, Debt Ratio stood at 0.21 in 2022, then soared by 31.78% to 0.28 in 2023, then retreated by 1.37% to 0.27 in 2024, then dropped by 4.37% to 0.26 in 2025, then jumped by 54.23% to 0.4 in 2026.
- The last three Debt Ratio figures came in at 0.4 (Q3 2026), 0.25 (Q2 2026), and 0.26 (Q1 2026), per Business Quant data.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Debt Ratio (Qtr) |
|---|---|---|---|---|---|
| 1 | Apple | 4,923.51 Bn | 4,861.11 Bn | 54.77 Bn | 0.25 |
| 2 | Cisco Systems | 419.97 Bn | 404.45 Bn | 11.06 Bn | 0.26 |
| 3 | Dell Technologies | 351.63 Bn | 340.06 Bn | 9.83 Bn | 0.34 |
| 4 | Sandisk | 265.22 Bn | 260.46 Bn | 7.58 Bn | - |
| 5 | Arista Networks | 256.62 Bn | 243.27 Bn | 1.91 Bn | - |
| 6 | Seagate Technology Holdings | 209.52 Bn | 207.82 Bn | 1.90 Bn | 0.36 |
| 7 | Western Digital | 171.00 Bn | 169.42 Bn | 2.03 Bn | 0.15 |
| 8 | Sony | 142.68 Bn | 123.26 Bn | 6.53 Bn | 0.08 |
| 9 | Lumentum Holdings | 83.02 Bn | 80.28 Bn | 477.30 Mn | 0.22 |
| 10 | Ciena | 50.48 Bn | 47.85 Bn | 759.27 Mn | 0.40 |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Aug 1, 2026 | 0.40 |
| May 2, 2026 | 0.25 |
| Jan 31, 2026 | 0.26 |
| Nov 1, 2025 | 0.26 |
| Aug 2, 2025 | 0.27 |
| May 3, 2025 | 0.27 |
| Feb 1, 2025 | 0.28 |
| Nov 2, 2024 | 0.27 |
| Jul 27, 2024 | 0.28 |
| Apr 27, 2024 | 0.28 |
| Jan 27, 2024 | 0.28 |
| Oct 28, 2023 | 0.28 |
| Jul 29, 2023 | 0.27 |
| Apr 29, 2023 | 0.27 |
| Jan 28, 2023 | 0.27 |
| Oct 29, 2022 | 0.21 |
| Jul 30, 2022 | 0.00 |
| Apr 30, 2022 | 0.00 |
| Jan 29, 2022 | 0.00 |
| Oct 30, 2021 | 0.14 |
API Access
Ciena Debt Ratio API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=debt-ratio&ticker=CIEN&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "debt-ratio", "ticker": "CIEN", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=debt-ratio&ticker=CIEN&period=max&api_key=YOUR_API_KEY");
const data = await res.json();