FSLY vs FFIV vs XNET Stock Comparison

Fastly, F5 and Xunlei Prices as of Oct 26, 2026 Peers: Industry group
FSLY Fastly, Inc.
$25.61 +2.6% 1M +207.4% 1Y
Market cap
$4.21B
P/E
–
Revenue (TTM)
$687.17M
Div. yield
–
Content Delivery Networks Technology
1 win
FFIV F5, Inc.
$461.60 +4.2% 1M +54.7% 1Y
Market cap
$26.55B
P/E
36.5x
Revenue (TTM)
$3.31B
Div. yield
–
Cybersecurity Software Technology
5 wins
XNET Xunlei Ltd
$3.84 -23.4% 1M -58.7% 1Y
Market cap
$241.68M
P/E
–
Revenue (TTM)
$424.54M
Div. yield
–
Content Delivery Networks Technology
2 wins

Head to Head

8 decided of 12

F5 leads on 5 of the 12 questions below (F5 5, Xunlei 2, Fastly 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionFSLYFFIVXNETLeader
Larger companyMarket capitalisation $4.21B $26.55B $241.68M FFIV
Cheaper on earningsLower P/E, profitable companies only -51.9x 36.5x -3.4x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 52.3x 28.4x — FFIV
Faster revenue growthRevenue growth, trailing twelve months +20.4% +9.4% +40.4% XNET
More profitableNet margin, trailing twelve months -11.8% 22.0% -16.9% FFIV
Better return on capitalReturn on invested capital -6.1% — — –
Less leveragedLower net debt / EBITDA -3.3x — — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +207.4% +54.7% -58.7% FSLY
Better 5-year returnAnnualised price return, 5 years -11.9%/yr +16.4%/yr +5.9%/yr FFIV
Less volatileAnnualised volatility, 1 year 118.6% 35.1% 52.8% FFIV
Higher overall scoreMean of the five percentile scores vs peers 67/100 64/100 74/100 XNET

Percentile Scorecard

FSLYFFIVXNET

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

AxisFSLYFFIVXNET
Valuation 49 #20 of 38 75 #32 of 124 100 #1 of 38
Growth 94 #3 of 36 40 #68 of 113 46 #20 of 36
Profitability 49 #18 of 34 94 #8 of 110 64 #13 of 34
Financial Health 81 #8 of 38 52 #63 of 129 87 #6 of 38
Shareholder Returns 60 #9 of 21 59 #28 of 67 –
Overall 67 64 74
  • FSLY ranked among 39 companies in Cloud Computing
  • FFIV ranked among 137 companies in Infrastructure Software
  • XNET ranked among 39 companies in Cloud Computing

Price Performance

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

Returns

PeriodFSLYFFIVXNETSPY
1 month +2.6%+4.2%-23.4% -0.8%
3 months +27.8%+13.1%-33.7% +3.5%
6 months -0.7%+55.0%-39.9% +7.0%
Year to date +151.6%+80.8%-45.8% +12.2%
1 year +207.4%+54.7%-58.7% +13.0%
3 years +81.4%+208.2%+161.2% +86.3%
3 years, per year +22.0%+45.6%+37.8% +23.1%
5 years -46.9%+113.7%+32.9% +68.6%
5 years, per year -11.9%+16.4%+5.9% +11.0%
10 years —+286.1%-26.0% +258.0%
10 years, per year —+14.5%-3.0% +13.6%

Risk

MeasureFSLYFFIVXNETSPY
Volatility, 1Y 118.6%35.1%52.8% 12.7%
Downside volatility, 1Y 108.1%34.6%57.4% 12.7%
Beta vs S&P 500, 1Y 1.421.081.77 1.00
Return / volatility, 1Y 1.751.56-1.11 1.02
Max drawdown, 5Y -90.8%-47.4%-68.7% -25.4%
From 52-week high -23.6%-3.8%-59.1% -1.8%
52-week high $33.50$479.83$9.40 $779.14
52-week low $7.96$223.99$3.83 $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.

MultipleFSLYFFIVXNET
P/E now vs peer median -49.8xmedian 29.6x 36.0xmedian 38.1x -3.3xmedian 29.6x
P/S now vs peer median 5.9xmedian 4.2x 7.9xmedian 4.3x 0.6xmedian 4.2x
EV/EBITDA now vs peer median 988.3xmedian 24.2x 27.1xmedian 35.4x —median 24.2x
P/FCF now vs peer median 80.4xmedian 15.1x 27.1xmedian 27.1x —median 15.1x
P/B now vs peer median 4.1xmedian 3.9x 6.8xmedian 3.4x —median 3.9x
PEG now vs peer median -1.88median 0.38 1.13median 1.27 0.04median 0.38

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 monthsFSLYFFIVXNET
Revenue $687.17M $3.31B $424.54M
Gross profit $422.42M $2.71B $230.55M
Operating income -$82.21M $812.13M $5.67M
Net income -$81.10M $726.51M $146.48M
Free cash flow $50.68M $969.60M –
R&D $167.06M $593.25M $82.00M
EPS (diluted) $-0.51 $12.62 $-1.13
Cash & equivalents $89.80M $1.61B $125.83M
Total debt $323.96M – $270.21M
Shares (diluted) 157.60M 57.55M 63.29M
Enterprise value $2.84B $20.96B -$641.10M

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
MetricFSLYFFIVXNET
P/E -49.8x 36.0x -3.3x
P/FCF 80.4x 27.1x –
P/Operating cash flow 34.1x 25.0x –
P/S 5.9x 7.9x 0.6x
P/B 4.1x 6.8x –
P/Tangible book 4.2x 6.8x –
EV/EBITDA 988.3x 27.1x –
EV/EBIT -49.4x 30.3x 3.7x
EV/Revenue 5.9x 7.4x 0.0x
EV/FCF 80.1x 25.4x –
EV/Operating cash flow 34.0x 23.5x –
PEG (3Y EPS CAGR) -1.88 1.13 0.04

Growth

14 metrics
MetricFSLYFFIVXNET
Revenue growth (1Y) 20.4% 9.4% 40.4%
Revenue CAGR (3Y) 13.6% 5.7% 3.0%
Gross profit growth (1Y) 37.3% 10.5% 35.5%
Gross profit CAGR (3Y) 20.8% 7.1% 13.4%
Operating income growth (1Y) 45.2% 8.1% 126.5%
Operating income CAGR (3Y) 27.0% 25.8% -7.0%
Net income growth (1Y) 45.0% 8.9% -79.7%
Net income CAGR (3Y) 21.2% 29.8% 108.8%
EPS growth (1Y) 49.2% 10.7% -110.0%
EPS CAGR (3Y) 26.5% 31.9% -88.7%
Operating cash flow growth (1Y) 124.3% 6.2% –
Operating cash flow CAGR (3Y) 91.8% 19.3% –
Free cash flow growth (1Y) 49.6% 1.5% –
Free cash flow CAGR (3Y) 47.1% 19.3% –

Profitability

14 metrics
MetricFSLYFFIVXNET
Gross margin 61.5% 81.9% 54.3%
EBITDA margin 0.6% 27.5% –
Operating margin -12.0% 24.5% 1.3%
Pretax margin -12.2% 25.8% -20.6%
Net margin -11.8% 22.0% -16.9%
FCF margin 7.4% 29.3% –
Operating cash flow margin 17.4% 31.7% –
Return on equity -8.3% 19.4% –
Return on assets -5.4% 10.9% 11.3%
Return on invested capital -6.1% – –
Return on capital employed -6.0% 16.6% 0.5%
Asset turnover 0.5x 0.5x 0.3x
Cash conversion (OCF / net income) -1.5x 1.4x –
Stock comp / revenue 19.7% 7.6% –

Financial Health

11 metrics
MetricFSLYFFIVXNET
Debt / assets 21.5% – 4.8%
Debt / equity 0.3x – –
Net debt / EBITDA -3.3x – –
Debt / FCF 6.4x – –
Liabilities / assets 34.1% 43.5% 16.9%
Equity / assets 65.9% 56.5% –
Interest coverage -6.3x – 2.8x
Current ratio 3.4x 1.7x 2.0x
Quick ratio 3.2x 1.5x 1.9x
Cash ratio 2.4x 0.9x 1.7x
Altman Z-score 4.24 7.16 1.88

Shareholder Returns

7 metrics
MetricFSLYFFIVXNET
Dividend yield – – –
Net buyback yield -0.2% 0.6% –
Shareholder yield -0.2% 0.6% –
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.

ConsensusFSLYFFIVXNET
Forward P/E 52.3xFY2026 28.4xFY2026 –
EPS, next fiscal year $0.49FY2026 $16.24FY2026 –
EPS growth, next FY +276.9%FY2026 +2.7%FY2026 –
EPS growth, the year after +22.4% +5.0% –
Revenue, next fiscal year $724.28MFY2026 $3.52BFY2026 –
Revenue growth, next FY +16.1%FY2026 +13.8%FY2026 –
Revenue growth, the year after +13.0% +6.4% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersFSLYFFIVXNET
Held by institutions 94.0% 96.6% 11.0%
Institutions holding 283 831 52
Change in shares held, QoQ +7.5% -2.6% -8.7%
Institutions buying 156 483 35
Institutions selling 89 240 14
Buyers to sellers 1.75 2.01 2.50

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.

FSLYFFIVXNET
FSLY 1.00 0.19 0.12
FFIV 0.19 1.00 0.22
XNET 0.12 0.22 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, FSLY, FFIV and XNET?

F5 (FFIV) is the largest by market capitalisation: Fastly (FSLY) $4.21B, F5 (FFIV) $26.55B, Xunlei (XNET) $241.68M.

Which company is growing faster?

Xunlei (XNET) grew revenue fastest over the trailing twelve months: Fastly (FSLY) +20.4%, F5 (FFIV) +9.4%, Xunlei (XNET) +40.4%.

Which company is more profitable?

F5 (FFIV) has the highest net margin (Fastly (FSLY) -11.8%, F5 (FFIV) 22.0%, Xunlei (XNET) -16.9%).

Which stock has performed better?

Over the past year Fastly (FSLY) returned the most: Fastly (FSLY) +207.4%, F5 (FFIV) +54.7%, Xunlei (XNET) -58.7%. Over five years, F5 (FFIV) compounded fastest (Fastly (FSLY) -11.9%/yr, F5 (FFIV) +16.4%/yr, Xunlei (XNET) +5.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, F5 (FFIV) has been the steadiest (Fastly (FSLY) 118.6%, F5 (FFIV) 35.1%, Xunlei (XNET) 52.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, FSLY, FFIV and XNET?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, F5 (FFIV) 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.