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Shares outstandingAs of 2026-05-29 · filed common shares: 141.55M
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Insider ownershipDirectors and officers, from their latest Form 3/4/5 holding: 0.63%
Institutional ownership: Sign in
Short interestShare of shares outstanding, at settlement: 2.36%
Short ratioDays to cover, as published by FINRA: 1.99
Short volume (5D)Share of FINRA reporting-facility volume sold short, daily flow: 43.20%
Short volume (20D)Share of FINRA reporting-facility volume sold short, daily flow: 49.90%
Avg volume (10D)

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Source: SEC filings. Information and analytics, not investment advice.

Rev growth (fwd)

Avg volume (3 months)

Profitability

Gross marginTTM to May 26: 43.05%
Operating marginTTM to May 26: 9.18%
Net margin: —
EBITDA marginFY Nov 25: 6.95%
Return on equityNet income (TTM to May 26) ÷ average shareholders equity: 15.46%
Return on assetsNet income (TTM to May 26) ÷ average total assets: 7.49%

Growth

Revenue growth (annual YoY): 18.79%
Revenue growth (latest qtr YoY): 39.51%
Revenue growth (fwd): Sign in
Net income growth (annual YoY)FY Nov 25 vs FY Nov 24: 46.91%
Net income growth (latest qtr YoY): 2333.05%
EPS growth (fwd): Sign in
Net income growth (QoQ): 45.21%

Valuation

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P/E (fwd): Sign in
PEG: Sign in
PEG (fwd): Sign in
Price / book: Sign in
Price / sales

Price / operating cash flow

P/FCF

EV / revenue

EV / EBITDA

EPSDiluted, TTM to May 26

3.00

EPS (fwd)

Financial health

Cash & equivalentsas of May 26: $1.04B
Total cash: Sign in
Total debtBorrowings + finance and operating lease liabilities, as of May 26: $1.58B
Debt / equityas of May 26: 54.65%
Current ratioas of May 26: 2.73
Quick ratio(Cash + marketable securities + receivables) ÷ current liabilities, as of May 26: 1.72
Operating cash flowTTM to May 26: $1.03B
Free cash flowUnadjusted FCF = CFO − capex · TTM to May 26: $832.65M
TTM revenue / diluted shareDiluted, TTM to May 26: 38.26

CIEN stock Statistics — Ciena CORP filings, insiders & smart money · Instaport