CIEN vs IOTR Stock Comparison

Ciena and iOThree Prices as of Oct 26, 2026 Peers: Industry group
CIEN Ciena Corp
$336.09 -5.8% 1M +87.7% 1Y
Market cap
$49.96B
P/E
76.4x
Revenue (TTM)
$6.02B
Div. yield
–
Networking Equipment Technology
3 wins
IOTR iOThree Ltd
$2.07 +4.0% 1M -36.1% 1Y
Market cap
$5.55M
P/E
–
Revenue (TTM)
—
Div. yield
–
Networking Equipment Technology

Head to Head

3 decided of 12

Ciena leads on 3 of the 12 questions below (Ciena 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionCIENIOTRLeader
Larger companyMarket capitalisation $49.96B $5.55M CIEN
Cheaper on earningsLower P/E, profitable companies only 76.4x -4.7x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 44.2x — –
Faster revenue growthRevenue growth, trailing twelve months +32.6% — –
More profitableNet margin, trailing twelve months 10.9% — –
Better return on capitalReturn on invested capital 12.4% — –
Less leveragedLower net debt / EBITDA 0.7x — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +87.7% -36.1% CIEN
Better 5-year returnAnnualised price return, 5 years +44.4%/yr — –
Less volatileAnnualised volatility, 1 year 77.9% 146.4% CIEN
Higher overall scoreMean of the five percentile scores vs peers 55/100 — –

Percentile Scorecard

CIENIOTR

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisCIENIOTR
Valuation 19 #90 of 111 55 #51 of 111
Growth 95 #6 of 108 –
Profitability 83 #19 of 104 –
Financial Health 43 #66 of 115 49 #59 of 115
Shareholder Returns 34 #54 of 81 –
Overall 55 –
  • CIEN ranked among 121 companies in Computer Hardware
  • IOTR ranked among 121 companies in Computer Hardware

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodCIENIOTRSPY
1 month -5.8%+4.0% -0.8%
3 months -10.9%-30.1% +3.5%
6 months -33.6%-24.5% +7.0%
Year to date +43.7%-15.2% +12.2%
1 year +87.7%-36.1% +13.0%
3 years +719.3%— +86.3%
3 years, per year +101.7%— +23.1%
5 years +526.3%— +68.6%
5 years, per year +44.4%— +11.0%
10 years +1,548.3%— +258.0%
10 years, per year +32.3%— +13.6%

Risk

MeasureCIENIOTRSPY
Volatility, 1Y 77.9%146.4% 12.7%
Downside volatility, 1Y 82.8%125.8% 12.7%
Beta vs S&P 500, 1Y 2.781.42 1.00
Return / volatility, 1Y 1.13-0.25 1.02
Max drawdown, 5Y -49.7%-96.2% -25.4%
From 52-week high -46.4%-61.2% -1.8%
52-week high $627.00$5.33 $779.14
52-week low $176.45$1.56 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleCIENIOTR
P/E now vs peer median 73.0xmedian 32.0x -4.7xmedian 32.0x
P/S now vs peer median 7.9xmedian 2.8x 0.3xmedian 2.8x
EV/EBITDA now vs peer median 53.8xmedian 19.4x —median 19.4x
P/FCF now vs peer median 58.6xmedian 29.0x -1.7xmedian 29.0x
P/B now vs peer median 15.6xmedian 2.9x 1.1xmedian 2.9x
PEG now vs peer median 1.63median 1.13 —median 1.13

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsCIENIOTR
Revenue $6.02B –
Gross profit $2.65B –
Operating income $738.95M –
Net income $654.41M –
Free cash flow $814.36M –
R&D $924.94M –
EPS (diluted) $4.48 –
Cash & equivalents $2.45B $2.12M
Total debt $3.23B $376.70K
Shares (diluted) 145.97M 2.64M
Enterprise value $43.52B $1.15M

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricCIENIOTR
P/E 73.0x -4.7x
P/FCF 58.6x -1.7x
P/Operating cash flow 45.2x –
P/S 7.9x 0.3x
P/B 15.6x 1.1x
P/Tangible book 16.6x 1.2x
EV/EBITDA 53.8x –
EV/EBIT 65.3x –
EV/Revenue 8.0x –
EV/FCF 59.3x –
EV/Operating cash flow 45.8x –
PEG (3Y EPS CAGR) 1.63 –

Growth

14 metrics
MetricCIENIOTR
Revenue growth (1Y) 32.6% –
Revenue CAGR (3Y) 12.5% –
Gross profit growth (1Y) 40.6% –
Gross profit CAGR (3Y) 13.3% –
Operating income growth (1Y) 200.1% –
Operating income CAGR (3Y) 29.1% –
Net income growth (1Y) 364.5% –
Net income CAGR (3Y) 43.5% –
EPS growth (1Y) 359.9% –
EPS CAGR (3Y) 44.8% –
Operating cash flow growth (1Y) 34.5% –
Operating cash flow CAGR (3Y) 201.2% –
Free cash flow growth (1Y) 34.5% –
Free cash flow CAGR (3Y) 95.4% –

Profitability

14 metrics
MetricCIENIOTR
Gross margin 44.1% –
EBITDA margin 14.9% –
Operating margin 12.3% –
Pretax margin 12.1% –
Net margin 10.9% –
FCF margin 13.5% –
Operating cash flow margin 17.5% –
Return on equity 22.0% –
Return on assets 9.3% –
Return on invested capital 12.4% –
Return on capital employed 13.1% –
Asset turnover 0.9x –
Cash conversion (OCF / net income) 1.6x –
Stock comp / revenue 3.5% –

Financial Health

11 metrics
MetricCIENIOTR
Debt / assets 40.4% 4.4%
Debt / equity 1.1x 0.1x
Net debt / EBITDA 0.7x –
Debt / FCF 4.0x –
Liabilities / assets 61.8% 47.3%
Equity / assets 38.2% 52.7%
Interest coverage 10.6x –
Current ratio 3.8x 1.8x
Quick ratio 2.8x 1.0x
Cash ratio 1.9x 0.7x
Altman Z-score 6.99 –

Shareholder Returns

7 metrics
MetricCIENIOTR
Dividend yield – –
Net buyback yield -1.0% –
Shareholder yield -1.0% –
Payout ratio (earnings) – –
Payout ratio (FCF) – –
Dividend growth (1Y) – –
Dividend CAGR (3Y) – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusCIENIOTR
Forward P/E 44.2xFY2026 –
EPS, next fiscal year $7.60FY2026 –
EPS growth, next FY +187.9%FY2026 –
EPS growth, the year after +64.7% –
Revenue, next fiscal year $6.86BFY2026 –
Revenue growth, next FY +43.8%FY2026 –
Revenue growth, the year after +18.0% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersCIENIOTR
Held by institutions 92.9% –
Institutions holding 1,220 –
Change in shares held, QoQ -1.7% –
Institutions buying 729 –
Institutions selling 379 –
Buyers to sellers 1.92 –

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

CIENIOTR
CIEN 1.00 0.05
IOTR 0.05 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, CIEN and IOTR?

Ciena (CIEN) is the largest by market capitalisation: Ciena (CIEN) $49.96B, iOThree (IOTR) $5.55M.

Which stock has performed better?

Over the past year Ciena (CIEN) returned the most: Ciena (CIEN) +87.7%, iOThree (IOTR) -36.1%. Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ciena (CIEN) has been the steadiest (Ciena (CIEN) 77.9%, iOThree (IOTR) 146.4%). Volatility measures how widely the price swings, not the risk of the business.

Do CIEN and IOTR move together?

Their daily returns over the past year have a correlation of 0.05, a weak relationship. Holding both diversifies more than two closely linked stocks would.

Which is the better stock, CIEN and IOTR?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ciena (CIEN) leads on 3. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.