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CIEN · Ciena Corp

Track CIEN — free
Market Cap
$53.57B
Shares
141.55M

Price & Indicators

20d MA 50d MA 200d MA Earnings Filing Insider Congress Investor day
Close$378.44 Open$400.42 Day$376.64–400.50 52W close$93.59–627.00 Avg vol 30d2.0M Short int2.9M · 2.1% float · 1.4d Short vol37% Last earningsSep 3, 2026 DataJan 2020–Aug 2026 Filing10-Q · Jun 4

Up next

Next earnings call
Sep 3, 2026 Scheduled · in 1 wks
FQ4-26 quarter ends
~Oct 31, 2026 Est
filed Jun 4, 2026

AI Brief

TL;DR.

Bullish
    Bearish

      AI-generated from the earnings call and 8-K · may contain errors · not investment advice

      Equibles Rating

      blended score · not investment advice
      Overall
      Neutral
      SellHoldBuy
      Technical Sell Momentum Very Strong Sentiment Bullish Fundamentals Excellent Quant / Vol Very High
      Market backdrop VIX 14.4 · calm Equity put/call 0.62
      Technical
      price trend
      Sell
      50 / 200-day cross No cross
      Price vs 200-day avg +1%
      above
      Price vs 50-day avg −9%
      below
      RSI (14) 44
      neutral
      MACD trend Negative
      52-week position 53%
      mid-range
      Momentum
      relative strength
      Very Strong
      1-month return 0%
      trailing
      6-month return +19%
      trailing
      YTD return +62%
      this year
      Relative strength +5%
      vs S&P · 6-mo
      Sentiment
      smart money
      Bullish
      Trend (MA cross) No cross
      50d $416 › 200d $373 — 50d above 200d
      Institutional flow Accumulating
      +14% holders QoQ · +267 funds added
      Insider flow Flat
      No net insider activity over 90 days
      Short interest Falling
      2.06% of float · ▼ -21.3% MoM · 1.4 days cover
      Volume signal Normal
      Volume near normal
      Institution breadth Multi-yr high
      1,238 holders — near 3-yr high, broad support
      Squeeze score 44
      elevated · 0–100
      Fundamentals
      Excellent
      Revenue growth +19%
      Y/Y
      Gross margin 42%
      contracting
      EPS growth +47%
      Y/Y
      Free cash flow $665.3M
      Valuation P/E 126.2
      rich
      Buyback $1.0B
      authorized
      Balance sheet $745.3M
      net cash
      Quant / Vol
      risk profile
      Very High
      Volatility 74%
      annualized · 1-yr
      Max drawdown −47%
      past year
      ATR 7.4%
      of price · 14-day

      Blended from price, momentum, positioning, fundamentals & volatility · daily-close · not investment advice. Market backdrop is context, not part of the score.

      Guidance & track record

      Beat or met 8 of last 8
      Latest guidance · from the Earnings Call filed Apr 30, 2026
      fiscal year 2026
      Fiscal 2026 gross margin Non-GAAP Initiated 44.5% – 45%
      fiscal 2026
      Gross margin Initiated 44.5% – 45%
      Prior guidance period ended · from the 8-K filed Mar 5, 2026
      Revenue · fiscal second quarter 2026 $1.45B – $1.55B
      Revenue · Q2 FY 2026 $1.45B – $1.55B
      Adjusted Gross Margin · Q2 FY 2026 43.5% – 44.5%
      Adjusted Operating Margin · Q2 FY 2026 17.5% – 18.5%
      Adjusted Operating Expense · Q2 FY 2026 $375M – $390M
      Guided vs delivered · last 8 settled
      Revenue fiscal first quarter 2026
      guided $1.35B – $1.43B
      $1.43B In line
      Revenue fiscal fourth quarter 2025
      guided $1.24B – $1.32B
      $1.35B Beat +5.6%
      Revenue Q2
      guided $850M – $930M
      $910.83M In line
      Revenue Q1'24
      guided $980M – $1.06B
      $1.04B In line

      Guidance from company 8-Ks · delivered figures from as-reported statements · no analyst estimates involved.

      Technicals

      trend & momentum for long-term holders Sell
      2 · 3 · 1
      50 / 200-day cross
      No cross Neutral
      Price vs 200-day avg
      +1% Bullish
      Price vs 50-day avg
      −9% Bearish
      RSI (14)
      44 Neutral
      MACD trend
      Negative Bearish
      52-week position
      53% Neutral
      Market signals — smart money & positioning
      Bullish · 3 of 6
      Trend (MA cross) No cross
      50d $416 › 200d $373 — 50d above 200d
      Institutional flow Accumulating
      +14% holders QoQ · +267 funds added
      Insider flow Flat
      No net insider activity over 90 days
      Short interest Falling
      2.06% of float · ▼ -21.3% MoM · 1.4 days cover
      Volume signal Normal
      Volume near normal
      Institution breadth Multi-yr high
      1,238 holders — near 3-yr high, broad support
      Price context
      position in its 52-week range
      Range low $94 Now $378 · 53% Range high $627
      vs 200-day avg +1% vs 50-day avg -9%

      Illustrative technical + ownership context — a signal mix, not investment advice.

      Key metrics

      the company's own KPIs, from written earnings releases and filings
      Metric Latest Period YoY
      Cloud provider revenue share 46% Q2 FY 2026
      Adjusted EPS non-GAAP $1.35 Q1 FY 2026
      Adjusted Operating Expense non-GAAP $383M Q1 FY 2026
      Direct Cloud Provider as percentage of total revenue 42% Q1 FY 2026
      Direct Cloud Provider revenue YoY growth 76% Q1 FY 2026
      EMEA revenue YoY growth 27% Q1 FY 2026
      Global Services revenue YoY growth 26% Q1 FY 2026
      Non-telco as percentage of total revenue 53% Q1 FY 2026
      Shares repurchased 0.4M Q1 FY 2026
      Total shareholder return five-year CAGR 44% Q1 FY 2026

      Figures exactly as the company stated them in writing · click a metric with a to chart its history · period links open the stating document · "filing" marks figures stated in the 10-K/10-Q · YoY needs an exactly comparable prior-year period

      Versus peers

      Communication Equipment — same industry group
      Open screener →
      Company Mkt cap YTD Rev growth Y/Y P/E Short % shares
      CIEN
      Ciena Corp
      this stock
      $53.57B +61.8% +18.8% 126.2 2.1%
      CSCO
      Cisco Systems, Inc.
      $433.28B +42.7% +2.8% 36.5 1.5%
      LITE
      Lumentum Holdings Inc.
      $85.77B +142.8% +24.6% 8.1%
      MSI
      Motorola Solutions, Inc.
      $80.52B +26.8% +5.7% 38.3 1.9%
      HPE
      Hewlett Packard Enterprise Co
      $69.27B +117.8% +13.8% 48.0 4.5%

      Peers by industry group · P/E from as-reported trailing EPS · short % is of shares outstanding

      At a glance

      key data from every section
      Ownership
      Institutional Holders Accumulating
      Holders
      1,238
      % held
      98.1%
      Net QoQ
      +630.7K sh
      Top holder
      FMR LLC
      Held Float
      View
      Held by Funds
      Fund positions
      955
      View
      Short & Settlement
      Short Interest Falling
      Shares short
      2.9M
      Days to cover
      1.4d
      Change
      -789.7K sh
      View
      Short Volume
      Short vol %
      37%
      As of
      Aug 28, 2026
      Short Total
      View
      Fails to Deliver
      FTD shares
      418
      Value
      $158.3K
      As of
      Jul 21, 2026
      View
      Off-Exchange
      Off-exchange %
      47.4%
      Week of
      Jul 20, 2026
      Off-exch Lit
      View
      Smart Money
      Congressional Trades Buy
      Member
      Gilbert Cisneros
      Amount
      $1.0K–$15.0K
      Traded
      May 29, 2026
      View
      Financials
      Financials
      Revenue (FY)
      $4.8B
      Net income (FY)
      $123.3M
      EPS diluted
      $0.85
      View
      Buybacks
      Authorized
      $1.0B
      View
      Filings
      SEC Filings
      Latest
      8-K
      Filed
      Jun 11, 2026
      This year
      8
      View
      Proposed Sales
      Value
      $527.1K
      Shares
      1.2K
      Filed
      Aug 17, 2026
      View
      Earnings & Events
      Earnings Calls Upcoming
      Next call
      Sep 3, 2026
      Last call
      Jun 4, 2026
      View
      Investor Relations
      Latest news
      New Ciena Research: Service Provi…
      Published
      Aug 25, 2026
      Upcoming events
      1
      View

      Performance

      5D 20D 120D MTD YTD
      CIEN -4.4% +0.4% +18.8% +0.4% +61.8%
      SPY +0.5% +3.0% +13.4% +3.0% +12.8%
      vs SPY -4.9% -2.6% +5.4% -2.6% +49.0%

      Capital returns

      Buyback program · as of Jun 4, 2026
      Authorized
      $1.00B
      Spent (derived)
      Remaining

      Dividends per share over the trailing 365 days by ex-date · buyback figures as last reported in SEC filings ("spent" derived as authorized − remaining; when several programs run concurrently, authorized is their combined total per the newest filing) · components shown separately — trailing-year buyback spend isn't tracked, so no combined shareholder yield is derived.

      Key facts CIK 936395 CUSIP 171779309 13F (30d) 838 filings 815 filers Visit website Investor relations