337.50 USD
↗ 2.94 (0.88%)PRE MARKET (AS OF 08:00 AM EDT)
CIEN is currently priced at $337.50. The stock presents a mixed profile: our models indicate a Buy for underlying fundamentals, while technical indicators flash a Strong Sell. Notable factors include a robust Altman Z-Score, exceptional Return on Equity (21.4%) and a bullish Golden Cross on the moving averages. Valuation-wise, the stock is priced at a premium — multiples like P/E and EV/EBITDA sit above sector averages.
Technical & fundamental data as of Sep 10, 2026.
Open?$334.23
High?$340.01
Low?$334.23
Prev. Close?$334.56
Volume?6.7K
Avg. Volume?2.3M
VWAP?$336.93
Rel. Volume?0.00x
Bid / Ask
Bid?$337.00 × 40
Ask?$337.81 × 80
Spread?$0.81
Midpoint?$337.41
Valuation & Ratios
Market Cap?47.4B
Shares Out?141.8M
Float?140.7M
Float %?99.5%
P/E Ratio?72.50
P/B Ratio?15.52
EPS?$4.61
Dividend?0.00%
Ex-Dividend?N/A
News
Profile
Ciena is a leader in high-speed optical connectivity, providing systems, components, and automation software for telecom providers and enterprises, such as data centers, to enable long-distance connectivity. The company operates through four primary business segments: networking platforms, platform software and services, Blue Planet automation software, and global services. While telecom carriers remain important customers, cloud providers and hyperscalers now drive a significant portion of the business. To meet the demands of AI data centers, customers are adopting Ciena's WaveLogic 6 platform, the first to support 1.6 terabits-per-second capacity.
Themes
Employees
9.1K
Market Cap
47.9B
Industry
TELEPHONE & TELEGRAPH APPARATUS
Website
Listed
1997-02-07
Address
7035 RIDGE ROAD
HANOVER, MD 21076
Phone: (410) 865-8500
HANOVER, MD 21076
Phone: (410) 865-8500
Technical OutlookStrong Sell
Strong SellNeutralStrong Buy
Long-Term (Tide)?▼ Bearish(-2/3)
Medium-Term (Wave)?▼ Bearish(-3/3)
Short-Term (Ripple)?▼ Bearish(-1/3)
MA Alignment?Mixed
Full Technical Analysis →Fundamental OutlookBuy
Strong SellNeutralStrong Buy
F-Score?77
Z-Score?100
Momentum?98
Short Sent.?79
Piotroski F-Score?6/9Mixed
Altman Z-Score?6.96Safe
Confidence?80%High
Short InterestLow
Short % of Float?2.38%Low
Short Interest?3.3M
Days to Cover?2.0
Free Float140.7M
Avg Daily Volume1.7M
Settlement Date2026-08-31
Financial Health
Current Ratio?3.80Strong
Quick Ratio?3.17Strong
Cash Ratio?1.76Strong
Debt/Equity?1.06Moderate
ValuationRICHLY VALUEDvs 7 peers + S&P 500
Score33/100
P/E?72.5PRICEY▾
Peers43
S&P6
P/B?15.52HIGH▾
Peers50
S&P11
P/S?7.88HIGH▾
Peers63
S&P14
P/FCF?58.3PRICEY▾
Peers86
S&P8
EV/EBITDA?57.3HIGH▾
Peers25
S&P3
EV/Sales?8.01HIGH▾
Peers63
S&P17
Returns & Efficiency
ROE?21.4%STRONG▾
Peers71
S&P69
ROA?8.2%STRONG▾
Peers57
S&P67
Cash Flow & Enterprise
FCF?$814.4M
Enterprise Value?$48.2B
Fundamentals ratios updated end of day