ALLT vs ERIC vs CIEN Stock Comparison

Allot, Ericsson Lm Telephone and Ciena Prices as of Oct 28, 2026 Peers: Industry group
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ALLT Allot Ltd.
$9.15 +7.3% 1M -8.0% 1Y
Market cap
$391.78M
P/E
38.3x
Revenue (TTM)
$108.95M
Div. yield
–
Networking Equipment Technology
2 wins
ERIC Ericsson Lm Telephone Co
$11.06 +17.4% 1M +13.3% 1Y
Market cap
$37.11B
P/E
18.2x
Revenue (TTM)
$24.56B
Div. yield
-0.03%
Networking Equipment Technology
4 wins
CIEN Ciena Corp
$363.26 +5.6% 1M +98.5% 1Y
Market cap
$49.32B
P/E
75.4x
Revenue (TTM)
$6.02B
Div. yield
–
Networking Equipment Technology
5 wins

Head to Head

11 decided of 12

Ciena leads on 5 of the 12 questions below (Ciena 5, Ericsson Lm Telephone 4, Allot 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionALLTERICCIENLeader
Larger companyMarket capitalisation $391.78M $37.11B $49.32B CIEN
Cheaper on earningsLower P/E, profitable companies only 38.3x 18.2x 75.4x ERIC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 26.1x 17.0x 47.8x ERIC
Faster revenue growthRevenue growth, trailing twelve months +14.3% -38.5% +32.6% CIEN
More profitableNet margin, trailing twelve months 9.4% 8.3% 10.9% CIEN
Better return on capitalReturn on invested capital 5.4% 20.0% 12.4% ERIC
Less leveragedLower net debt / EBITDA -6.7x -0.6x 0.7x ALLT
Higher dividend yieldTrailing dividend yield 0.00% -0.03% 0.00% –
Better 1-year returnPrice return, last 12 months -8.0% +13.3% +98.5% CIEN
Better 5-year returnAnnualised price return, 5 years -9.2%/yr +0.3%/yr +46.3%/yr CIEN
Less volatileAnnualised volatility, 1 year 62.0% 36.3% 77.9% ERIC
Higher overall scoreMean of the five percentile scores vs peers 77/100 61/100 56/100 ALLT

Percentile Scorecard

ALLTERICCIEN

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

AxisALLTERICCIEN
Valuation 68 #36 of 111 88 #14 of 111 21 #88 of 111
Growth 87 #15 of 108 45 #60 of 108 94 #7 of 108
Profitability 75 #27 of 104 86 #15 of 104 84 #18 of 104
Financial Health 76 #28 of 115 39 #71 of 115 43 #66 of 115
Shareholder Returns – 46 #43 of 78 36 #50 of 78
Overall 77 61 56
  • ALLT ranked among 121 companies in Computer Hardware
  • ERIC ranked among 121 companies in Computer Hardware
  • CIEN ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodALLTERICCIENSPY
1 month +7.3%+17.4%+5.6% +0.9%
3 months +23.6%+13.0%+9.9% +5.9%
6 months +26.6%-3.3%-23.6% +8.5%
Year to date -6.9%+14.6%+55.3% +13.3%
1 year -8.0%+13.3%+98.5% +12.4%
3 years +389.3%+153.7%+785.6% +88.1%
3 years, per year +69.8%+36.4%+107.0% +23.5%
5 years -38.4%+1.7%+569.1% +68.2%
5 years, per year -9.2%+0.3%+46.3% +11.0%
10 years +74.0%+127.1%+1,761.9% +263.4%
10 years, per year +5.7%+8.5%+34.0% +13.8%

Risk

MeasureALLTERICCIENSPY
Volatility, 1Y 62.0%36.3%77.9% 12.7%
Downside volatility, 1Y 71.8%36.5%82.8% 12.7%
Beta vs S&P 500, 1Y 1.591.032.79 1.00
Return / volatility, 1Y -0.130.371.26 0.98
Max drawdown, 5Y -91.8%-65.8%-49.7% -25.4%
From 52-week high -20.4%-19.5%-42.1% -0.9%
52-week high $11.50$13.74$627.00 $779.14
52-week low $6.25$9.15$176.45 $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.

MultipleALLTERICCIEN
P/E now vs peer median 39.4xmedian 33.5x 18.1xmedian 33.5x 78.9xmedian 33.5x
P/S now vs peer median 4.1xmedian 2.8x 1.5xmedian 2.8x 8.6xmedian 2.8x
EV/EBITDA now vs peer median 36.4xmedian 19.6x 9.3xmedian 19.6x 58.1xmedian 19.6x
P/FCF now vs peer median 13.3xmedian 29.8x 9.9xmedian 29.8x 63.3xmedian 29.8x
P/B now vs peer median 3.7xmedian 2.9x 3.3xmedian 2.9x 16.9xmedian 2.9x
PEG now vs peer median 1.35median 1.10 0.42median 1.10 1.76median 1.10

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 monthsALLTERICCIEN
Revenue $108.95M $24.56B $6.02B
Gross profit $77.68M $11.51B $2.65B
Operating income $7.35M $2.90B $738.95M
Net income $10.24M $2.04B $654.41M
Free cash flow $33.47M $3.76B $814.36M
R&D $24.52M $5.22B $924.94M
EPS (diluted) $0.22 $0.61 $4.48
Cash & equivalents $13.76M $5.11B $2.45B
Total debt $3.57M $3.73B $3.23B
Shares (diluted) 46.18M 3.34B 145.97M
Enterprise value $144.03M $14.73B $42.87B

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
MetricALLTERICCIEN
P/E 39.4x 18.1x 78.9x
P/FCF 13.3x 9.9x 63.3x
P/Operating cash flow 14.3x 10.8x 48.9x
P/S 4.1x 1.5x 8.6x
P/B 3.7x 3.3x 16.9x
P/Tangible book 3.7x 3.4x 18.0x
EV/EBITDA 36.4x 9.3x 58.1x
EV/EBIT 51.1x 12.1x 70.6x
EV/Revenue 3.4x 1.4x 8.7x
EV/FCF 11.2x 9.4x 64.0x
EV/Operating cash flow 12.0x 10.2x 49.4x
PEG (3Y EPS CAGR) 1.35 0.42 1.76

Growth

14 metrics
MetricALLTERICCIEN
Revenue growth (1Y) 14.3% -38.5% 32.6%
Revenue CAGR (3Y) 1.5% -2.0% 12.5%
Gross profit growth (1Y) 16.3% 3.7% 40.6%
Gross profit CAGR (3Y) 4.0% 4.0% 13.3%
Operating income growth (1Y) 819.6% -18.4% 200.1%
Operating income CAGR (3Y) 28.8% 55.0% 29.1%
Net income growth (1Y) 605.8% -18.7% 364.5%
Net income CAGR (3Y) 30.0% 43.4% 43.5%
EPS growth (1Y) 526.3% -17.7% 359.9%
EPS CAGR (3Y) 29.2% 43.1% 44.8%
Operating cash flow growth (1Y) 168.4% 4.3% 34.5%
Operating cash flow CAGR (3Y) 41.3% 44.0% 201.2%
Free cash flow growth (1Y) 168.0% 6.1% 34.5%
Free cash flow CAGR (3Y) 43.8% 34.7% 95.4%

Profitability

14 metrics
MetricALLTERICCIEN
Gross margin 71.3% 46.8% 44.1%
EBITDA margin 9.5% 15.4% 14.9%
Operating margin 6.7% 11.8% 12.3%
Pretax margin 10.8% 11.2% 12.1%
Net margin 9.4% 8.3% 10.9%
FCF margin 30.7% 15.3% 13.5%
Operating cash flow margin 28.7% 14.0% 17.5%
Return on equity 8.7% 18.7% 22.0%
Return on assets 5.2% 6.8% 9.3%
Return on invested capital 5.4% 20.0% 12.4%
Return on capital employed 5.8% 17.8% 13.1%
Asset turnover 0.6x 0.8x 0.9x
Cash conversion (OCF / net income) 3.0x 1.7x 1.6x
Stock comp / revenue 4.9% – 3.5%

Financial Health

11 metrics
MetricALLTERICCIEN
Debt / assets 0.8% 12.4% 40.4%
Debt / equity 0.0x 0.3x 1.1x
Net debt / EBITDA -6.7x -0.6x 0.7x
Debt / FCF 0.0x 1.0x 4.0x
Liabilities / assets 41.4% 63.1% 61.8%
Equity / assets 58.6% 36.9% 38.2%
Interest coverage – – 10.6x
Current ratio 2.3x 1.2x 3.8x
Quick ratio 1.4x 0.8x 2.8x
Cash ratio 1.0x 0.4x 1.9x
Altman Z-score 2.57 – 7.46

Shareholder Returns

7 metrics
MetricALLTERICCIEN
Dividend yield – 2.8% –
Net buyback yield – -2.2% -0.9%
Shareholder yield – 0.6% -0.9%
Payout ratio (earnings) – 50.9% –
Payout ratio (FCF) – 27.7% –
Dividend growth (1Y) – -13.4% –
Dividend CAGR (3Y) – -7.7% –

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.

ConsensusALLTERICCIEN
Forward P/E 26.1xFY2026 17.0xFY2026 47.8xFY2026
EPS, next fiscal year $0.35FY2026 $0.65FY2026 $7.60FY2026
EPS growth, next FY +52.2%FY2026 -30.9%FY2026 +187.9%FY2026
EPS growth, the year after +5.7% -3.1% +64.7%
Revenue, next fiscal year $120.75MFY2026 $24.16BFY2026 $6.86BFY2026
Revenue growth, next FY +18.4%FY2026 -8.1%FY2026 +43.8%FY2026
Revenue growth, the year after +11.3% +1.0% +18.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersALLTERICCIEN
Held by institutions 82.4% 9.5% 92.9%
Institutions holding 82 388 1,220
Change in shares held, QoQ +1.0% +0.4% -1.7%
Institutions buying 49 219 729
Institutions selling 19 110 379
Buyers to sellers 2.58 1.99 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.

ALLTERICCIEN
ALLT 1.00 0.10 0.13
ERIC 0.10 1.00 0.31
CIEN 0.13 0.31 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, ALLT, ERIC and CIEN?

Ciena (CIEN) is the largest by market capitalisation: Allot (ALLT) $391.78M, Ericsson Lm Telephone (ERIC) $37.11B, Ciena (CIEN) $49.32B.

Which stock is cheaper, ALLT, ERIC and CIEN?

Ericsson Lm Telephone (ERIC) trades on the lowest price-to-earnings ratio (Allot (ALLT) 38.3x, Ericsson Lm Telephone (ERIC) 18.2x, Ciena (CIEN) 75.4x). On next year's consensus earnings, Ericsson Lm Telephone (ERIC) is cheapest (Allot (ALLT) 26.1x, Ericsson Lm Telephone (ERIC) 17.0x, Ciena (CIEN) 47.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Ciena (CIEN) grew revenue fastest over the trailing twelve months: Allot (ALLT) +14.3%, Ericsson Lm Telephone (ERIC) -38.5%, Ciena (CIEN) +32.6%.

Which company is more profitable?

Ciena (CIEN) has the highest net margin (Allot (ALLT) 9.4%, Ericsson Lm Telephone (ERIC) 8.3%, Ciena (CIEN) 10.9%). On return on invested capital, Ericsson Lm Telephone (ERIC) leads (Allot (ALLT) 5.4%, Ericsson Lm Telephone (ERIC) 20.0%, Ciena (CIEN) 12.4%).

Which stock has performed better?

Over the past year Ciena (CIEN) returned the most: Allot (ALLT) -8.0%, Ericsson Lm Telephone (ERIC) +13.3%, Ciena (CIEN) +98.5%. Over five years, Ciena (CIEN) compounded fastest (Allot (ALLT) -9.2%/yr, Ericsson Lm Telephone (ERIC) +0.3%/yr, Ciena (CIEN) +46.3%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ericsson Lm Telephone (ERIC) has been the steadiest (Allot (ALLT) 62.0%, Ericsson Lm Telephone (ERIC) 36.3%, Ciena (CIEN) 77.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ALLT, ERIC and CIEN?

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 5. 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.