CIEN NYSE
Ciena Corporation
1W: +2.7%
1M: +2.0%
3M: +6.3%
YTD: +42.7%
1Y: +96.1%
3Y: +743.3%
5Y: +566.0%
$351.15
+15.22 (+4.53%)
Weekly Expected Move ±14.0%
$231
$275
$320
$365
$410
Credit Risk of going bust: lower than 69% of companies Debt: 0.5% of company value Bonds: $165.2M held by 117 funds, 126 bp over Treasuries → details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $0.28 (down 99.9%), Ciena Corporation would be worth roughly what it owes.
Total debt $237.2M against a stock market value of $49.80B.
Distance to default 7.46 (Merton model): prices to 2026-10-27, balance sheet 2026-08-01, debt counted $124.7M (short-term plus half of long-term), stock volatility 77.1%; Altman Z 7.26. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
If the stock fell to about $0.28 (down 99.9%), Ciena Corporation would be worth roughly what it owes.
Total debt $237.2M against a stock market value of $49.80B.
Distance to default 7.46 (Merton model): prices to 2026-10-27, balance sheet 2026-08-01, debt counted $124.7M (short-term plus half of long-term), stock volatility 77.1%; Altman Z 7.26. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
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CIEN Oct 2026 460.000 call (CIEN261009C00460000) Stock Price, News, Quote & History - Yahoo! Finance Canada
CIEN Oct 2026 372.500 put (CIEN261009P00372500) Stock Price, News, Quote & History - Yahoo! Finance Canada
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CIEN Oct 2026 315.000 put (CIEN261009P00315000) Interactive Stock Chart - Yahoo! Finance Canada
CIEN Oct 2026 485.000 call (CIEN261009C00485000) Stock Price, News, Quote & History - Yahoo! Finance Canada
CIEN Oct 2026 357.500 put (CIEN261009P00357500) interactive stock chart - Yahoo Finance UK
CIEN Jan 2028 120.000 call (CIEN280121C00120000) stock price, news, quote and history - Yahoo Finance UK
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