GPRO vs KOSS vs SONO Stock Comparison

GoPro, Koss and Sonos Prices as of Oct 26, 2026 Peers: Industry group
GPRO GoPro, Inc.
$1.03 -20.2% 1M -51.4% 1Y
Market cap
$168.10M
P/E
–
Revenue (TTM)
$569.05M
Div. yield
–
Consumer Electronics Consumer Discretionary
KOSS Koss Corp
$3.38 -15.5% 1M -34.9% 1Y
Market cap
$32.27M
P/E
–
Revenue (TTM)
$13.02M
Div. yield
–
Consumer Electronics Consumer Discretionary
1 win
SONO Sonos Inc
$17.59 -3.2% 1M +1.1% 1Y
Market cap
$2.11B
P/E
37.1x
Revenue (TTM)
$1.49B
Div. yield
–
Consumer Electronics Consumer Discretionary
6 wins

Head to Head

7 decided of 12

Sonos leads on 6 of the 12 questions below (Sonos 6, Koss 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionGPROKOSSSONOLeader
Larger companyMarket capitalisation $168.10M $32.27M $2.11B SONO
Cheaper on earningsLower P/E, profitable companies only -1.1x -82.4x 37.1x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — 28.8x –
Faster revenue growthRevenue growth, trailing twelve months -23.8% +3.1% +5.6% SONO
More profitableNet margin, trailing twelve months -27.6% -3.0% 3.8% SONO
Better return on capitalReturn on invested capital -160.2% — — –
Less leveragedLower net debt / EBITDA -0.5x — — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -51.4% -34.9% +1.1% SONO
Better 5-year returnAnnualised price return, 5 years -34.5%/yr -26.7%/yr -10.9%/yr SONO
Less volatileAnnualised volatility, 1 year 113.0% 45.4% 47.5% KOSS
Higher overall scoreMean of the five percentile scores vs peers 10/100 42/100 71/100 SONO

Percentile Scorecard

GPROKOSSSONO

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

AxisGPROKOSSSONO
Valuation 15 #36 of 42 29 #30 of 42 37 #27 of 42
Growth 10 #38 of 42 54 #20 of 42 95 #3 of 42
Profitability 13 #35 of 40 31 #28 of 40 85 #7 of 40
Financial Health 7 #40 of 43 83 #8 of 43 62 #17 of 43
Shareholder Returns 7 #26 of 28 11 #25 of 28 78 #7 of 28
Overall 10 42 71
  • GPRO ranked among 45 companies in Household Durables
  • KOSS ranked among 45 companies in Household Durables
  • SONO ranked among 45 companies in Household Durables

Price Performance

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

Returns

PeriodGPROKOSSSONOSPY
1 month -20.2%-15.5%-3.2% -0.8%
3 months +49.3%-7.7%+12.3% +3.5%
6 months -25.4%-22.3%+20.2% +7.0%
Year to date -27.0%-18.4%+0.2% +12.2%
1 year -51.4%-34.9%+1.1% +13.0%
3 years -57.6%+24.3%+78.4% +86.3%
3 years, per year -24.9%+7.5%+21.3% +23.1%
5 years -88.0%-78.9%-43.8% +68.6%
5 years, per year -34.5%-26.7%-10.9% +11.0%
10 years -92.7%+6.0%— +258.0%
10 years, per year -23.0%+0.6%— +13.6%

Risk

MeasureGPROKOSSSONOSPY
Volatility, 1Y 113.0%45.4%47.5% 12.7%
Downside volatility, 1Y 96.0%41.8%50.1% 12.7%
Beta vs S&P 500, 1Y 2.521.220.99 1.00
Return / volatility, 1Y -0.46-0.770.02 1.02
Max drawdown, 5Y -95.9%-86.1%-78.0% -25.4%
From 52-week high -51.4%-33.6%-8.2% -1.8%
52-week high $2.12$5.09$19.16 $779.14
52-week low $0.58$3.38$12.70 $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.

MultipleGPROKOSSSONO
P/E now vs peer median -1.1xmedian 16.1x -81.7xmedian 16.1x 36.8xmedian 16.1x
P/S now vs peer median 0.3xmedian 0.7x 2.5xmedian 0.7x 1.4xmedian 0.7x
EV/EBITDA now vs peer median -2.0xmedian 12.1x -10.1xmedian 12.1x 15.6xmedian 12.1x
P/FCF now vs peer median -7.3xmedian 11.9x 260.7xmedian 11.9x 16.6xmedian 11.9x
P/B now vs peer median -5.8xmedian 1.2x 1.1xmedian 1.2x 5.2xmedian 1.2x
PEG now vs peer median 0.01median 0.64 3.03median 0.64 0.73median 0.64

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 monthsGPROKOSSSONO
Revenue $569.05M $13.02M $1.49B
Gross profit $157.32M $5.45M $693.21M
Operating income -$120.35M -$1.51M $65.97M
Net income -$157.00M -$391.46K $56.91M
Free cash flow -$23.28M $122.72K $125.15M
R&D $124.82M – $253.73M
EPS (diluted) $-0.92 $-0.04 $0.47
Cash & equivalents – $3.02M $206.89M
Total debt $81.70M – –
Shares (diluted) 171.23M 9.46M 120.98M
Enterprise value $140.84M -$38.34M $1.01B

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
MetricGPROKOSSSONO
P/E -1.1x -81.7x 36.8x
P/FCF -7.3x 260.7x 16.6x
P/Operating cash flow -8.6x 72.9x 14.1x
P/S 0.3x 2.5x 1.4x
P/B -5.8x 1.1x 5.2x
P/Tangible book -5.8x 1.1x 6.1x
EV/EBITDA -2.0x -10.1x 15.6x
EV/EBIT -1.9x -8.0x 27.6x
EV/Revenue 0.4x 0.9x 1.2x
EV/FCF -9.6x 99.2x 14.5x
EV/Operating cash flow -11.4x 27.7x 12.4x
PEG (3Y EPS CAGR) 0.01 3.03 0.73

Growth

14 metrics
MetricGPROKOSSSONO
Revenue growth (1Y) -23.8% 3.1% 5.6%
Revenue CAGR (3Y) -18.3% -0.2% -3.7%
Gross profit growth (1Y) -39.3% 14.2% 14.1%
Gross profit CAGR (3Y) -23.3% 6.9% -0.9%
Operating income growth (1Y) -13.2% 12.9% 177.2%
Operating income CAGR (3Y) -49.3% 60.7% 48.3%
Net income growth (1Y) -44.7% 55.3% 174.5%
Net income CAGR (3Y) -81.1% -27.0% 49.2%
EPS growth (1Y) -33.3% 55.7% 174.2%
EPS CAGR (3Y) -75.0% -27.0% 50.4%
Operating cash flow growth (1Y) 74.1% 304.4% 52.9%
Operating cash flow CAGR (3Y) -31.4% -65.5% 97.7%
Free cash flow growth (1Y) 70.9% 117.4% 119.5%
Free cash flow CAGR (3Y) -25.5% -77.4% 50.9%

Profitability

14 metrics
MetricGPROKOSSSONO
Gross margin 27.6% 41.9% 46.5%
EBITDA margin -19.3% -9.3% 7.8%
Operating margin -21.1% -11.6% 4.4%
Pretax margin -27.3% -2.9% 4.8%
Net margin -27.6% -3.0% 3.8%
FCF margin -4.1% 0.9% 8.4%
Operating cash flow margin -3.5% 3.4% 9.9%
Return on equity – -1.3% 14.4%
Return on assets -40.3% -1.1% 6.6%
Return on invested capital -160.2% – –
Return on capital employed – -4.4% 13.4%
Asset turnover 1.5x 0.4x 1.7x
Cash conversion (OCF / net income) 0.1x -1.1x 2.6x
Stock comp / revenue 2.8% 0.2% 4.2%

Financial Health

11 metrics
MetricGPROKOSSSONO
Debt / assets 20.5% – –
Debt / equity -2.8x – –
Net debt / EBITDA -0.5x – –
Debt / FCF -3.5x – –
Liabilities / assets 107.4% 17.7% 54.3%
Equity / assets -7.4% 82.3% 45.7%
Interest coverage – -714.8x 143.7x
Current ratio 0.6x 14.0x 1.6x
Quick ratio 0.2x 11.3x 1.0x
Cash ratio 0.1x 10.6x 0.7x
Altman Z-score -3.01 4.59 4.82

Shareholder Returns

7 metrics
MetricGPROKOSSSONO
Dividend yield – – –
Net buyback yield -1.6% -0.5% 4.4%
Shareholder yield -1.6% -0.5% 4.4%
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.

ConsensusGPROKOSSSONO
Forward P/E – – 28.8xFY2026
EPS, next fiscal year $-0.75FY2026 – $0.61FY2026
EPS growth, the year after – – -59.0%
Revenue, next fiscal year $572.94MFY2026 – $1.57BFY2026
Revenue growth, next FY -12.1%FY2026 – +9.1%FY2026
Revenue growth, the year after +22.2% – +8.2%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersGPROKOSSSONO
Held by institutions 35.3% 5.3% 100.0%
Institutions holding 142 23 306
Change in shares held, QoQ +41.9% +4.6% +0.8%
Institutions buying 85 7 151
Institutions selling 23 5 105
Buyers to sellers 3.70 1.40 1.44

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.

GPROKOSSSONO
GPRO 1.00 0.19 0.21
KOSS 0.19 1.00 0.12
SONO 0.21 0.12 1.00

Add a Peer

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Frequently Asked Questions

Which is bigger, GPRO, KOSS and SONO?

Sonos (SONO) is the largest by market capitalisation: GoPro (GPRO) $168.10M, Koss (KOSS) $32.27M, Sonos (SONO) $2.11B.

Which company is growing faster?

Sonos (SONO) grew revenue fastest over the trailing twelve months: GoPro (GPRO) -23.8%, Koss (KOSS) +3.1%, Sonos (SONO) +5.6%.

Which company is more profitable?

Sonos (SONO) has the highest net margin (GoPro (GPRO) -27.6%, Koss (KOSS) -3.0%, Sonos (SONO) 3.8%).

Which stock has performed better?

Over the past year Sonos (SONO) returned the most: GoPro (GPRO) -51.4%, Koss (KOSS) -34.9%, Sonos (SONO) +1.1%. Over five years, Sonos (SONO) compounded fastest (GoPro (GPRO) -34.5%/yr, Koss (KOSS) -26.7%/yr, Sonos (SONO) -10.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Koss (KOSS) has been the steadiest (GoPro (GPRO) 113.0%, Koss (KOSS) 45.4%, Sonos (SONO) 47.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, GPRO, KOSS and SONO?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Sonos (SONO) leads on 6. 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.