KOSS vs GPRO vs ISPR Stock Comparison

Koss, GoPro and Ispire Technology Prices as of Oct 26, 2026 Peers: Industry group
KOSS Koss Corp
$3.38 -15.5% 1M -34.9% 1Y
Market cap
$32.51M
P/E
–
Revenue (TTM)
$13.02M
Div. yield
–
Consumer Electronics Consumer Discretionary
6 wins
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
2 wins
ISPR Ispire Technology Inc.
$1.35 0.0% 1M -43.0% 1Y
Market cap
$77.08M
P/E
–
Revenue (TTM)
$96.01M
Div. yield
–
Consumer Electronics Consumer Discretionary

Head to Head

8 decided of 12

Koss leads on 6 of the 12 questions below (Koss 6, GoPro 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionKOSSGPROISPRLeader
Larger companyMarket capitalisation $32.51M $168.10M $77.08M GPRO
Cheaper on earningsLower P/E, profitable companies only -83.0x -1.1x -2.3x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — — –
Faster revenue growthRevenue growth, trailing twelve months +3.1% -23.8% -24.7% KOSS
More profitableNet margin, trailing twelve months -3.0% -27.6% -34.6% KOSS
Better return on capitalReturn on invested capital — -160.2% — –
Less leveragedLower net debt / EBITDA — -0.5x 0.6x GPRO
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -34.9% -51.4% -43.0% KOSS
Better 5-year returnAnnualised price return, 5 years -26.7%/yr -34.5%/yr — KOSS
Less volatileAnnualised volatility, 1 year 45.4% 113.0% 110.2% KOSS
Higher overall scoreMean of the five percentile scores vs peers 42/100 10/100 16/100 KOSS

Percentile Scorecard

KOSSGPROISPR

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

AxisKOSSGPROISPR
Valuation 29 #30 of 42 15 #36 of 42 10 #38 of 42
Growth 54 #20 of 42 10 #38 of 42 24 #32 of 42
Profitability 31 #28 of 40 13 #35 of 40 8 #37 of 40
Financial Health 83 #8 of 43 7 #40 of 43 21 #34 of 43
Shareholder Returns 11 #25 of 28 7 #26 of 28 –
Overall 42 10 16
  • KOSS ranked among 45 companies in Household Durables
  • GPRO ranked among 45 companies in Household Durables
  • ISPR ranked among 45 companies in Household Durables

Price Performance

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

Returns

PeriodKOSSGPROISPRSPY
1 month -15.5%-20.2%0.0% -0.8%
3 months -7.7%+49.3%-16.7% +3.5%
6 months -22.3%-25.4%-2.2% +7.0%
Year to date -18.4%-27.0%-51.8% +12.2%
1 year -34.9%-51.4%-43.0% +13.0%
3 years +24.3%-57.6%-82.8% +86.3%
3 years, per year +7.5%-24.9%-44.4% +23.1%
5 years -78.9%-88.0%— +68.6%
5 years, per year -26.7%-34.5%— +11.0%
10 years +6.0%-92.7%— +258.0%
10 years, per year +0.6%-23.0%— +13.6%

Risk

MeasureKOSSGPROISPRSPY
Volatility, 1Y 45.4%113.0%110.2% 12.7%
Downside volatility, 1Y 41.8%96.0%103.0% 12.7%
Beta vs S&P 500, 1Y 1.222.520.31 1.00
Return / volatility, 1Y -0.77-0.46-0.39 1.02
Max drawdown, 5Y -86.1%-95.9%-93.3% -25.4%
From 52-week high -33.6%-51.4%-63.3% -1.8%
52-week high $5.09$2.12$3.68 $779.14
52-week low $3.38$0.58$1.10 $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.

MultipleKOSSGPROISPR
P/E now vs peer median -81.7xmedian 16.1x -1.1xmedian 16.1x -2.3xmedian 16.1x
P/S now vs peer median 2.5xmedian 0.7x 0.3xmedian 0.7x 0.8xmedian 0.7x
EV/EBITDA now vs peer median -10.1xmedian 12.1x -2.0xmedian 12.1x -1.9xmedian 12.1x
P/FCF now vs peer median 260.7xmedian 11.9x -7.3xmedian 11.9x -89.1xmedian 11.9x
P/B now vs peer median 1.1xmedian 1.2x -5.8xmedian 1.2x -2.7xmedian 1.2x
PEG now vs peer median 3.03median 0.64 0.01median 0.64 0.03median 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 monthsKOSSGPROISPR
Revenue $13.02M $569.05M $96.01M
Gross profit $5.45M $157.32M $12.30M
Operating income -$1.51M -$120.35M -$32.59M
Net income -$391.46K -$157.00M -$33.20M
Free cash flow $122.72K -$23.28M -$875.37K
R&D – $124.82M –
EPS (diluted) $-0.04 $-0.92 $-0.58
Cash & equivalents $3.02M – $19.33M
Total debt – $81.70M $805.36K
Shares (diluted) 9.46M 171.23M 57.31M
Enterprise value -$38.11M $140.84M -$509.55K

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
MetricKOSSGPROISPR
P/E -81.7x -1.1x -2.3x
P/FCF 260.7x -7.3x -89.1x
P/Operating cash flow 72.9x -8.6x -136.9x
P/S 2.5x 0.3x 0.8x
P/B 1.1x -5.8x -2.7x
P/Tangible book 1.1x -5.8x -2.5x
EV/EBITDA -10.1x -2.0x -1.9x
EV/EBIT -8.0x -1.9x -1.8x
EV/Revenue 0.9x 0.4x 0.6x
EV/FCF 99.2x -9.6x -67.9x
EV/Operating cash flow 27.7x -11.4x -104.4x
PEG (3Y EPS CAGR) 3.03 0.01 0.03

Growth

14 metrics
MetricKOSSGPROISPR
Revenue growth (1Y) 3.1% -23.8% -24.7%
Revenue CAGR (3Y) -0.2% -18.3% -6.0%
Gross profit growth (1Y) 14.2% -39.3% -45.7%
Gross profit CAGR (3Y) 6.9% -23.3% -16.3%
Operating income growth (1Y) 12.9% -13.2% 13.9%
Operating income CAGR (3Y) 60.7% -49.3% -93.9%
Net income growth (1Y) 55.3% -44.7% 15.4%
Net income CAGR (3Y) -27.0% -81.1% -77.3%
EPS growth (1Y) 55.7% -33.3% 16.1%
EPS CAGR (3Y) -27.0% -75.0% -69.3%
Operating cash flow growth (1Y) 304.4% 74.1% 92.3%
Operating cash flow CAGR (3Y) -65.5% -31.4% 59.3%
Free cash flow growth (1Y) 117.4% 70.9% 89.7%
Free cash flow CAGR (3Y) -77.4% -25.5% 54.8%

Profitability

14 metrics
MetricKOSSGPROISPR
Gross margin 41.9% 27.6% 12.8%
EBITDA margin -9.3% -19.3% -32.6%
Operating margin -11.6% -21.1% -33.9%
Pretax margin -2.9% -27.3% -33.4%
Net margin -3.0% -27.6% -34.6%
FCF margin 0.9% -4.1% -0.9%
Operating cash flow margin 3.4% -3.5% -0.6%
Return on equity -1.3% – –
Return on assets -1.1% -40.3% -47.4%
Return on invested capital – -160.2% –
Return on capital employed -4.4% – -128.0%
Asset turnover 0.4x 1.5x 1.4x
Cash conversion (OCF / net income) -1.1x 0.1x 0.0x
Stock comp / revenue 0.2% 2.8% 3.6%

Financial Health

11 metrics
MetricKOSSGPROISPR
Debt / assets – 20.5% 1.3%
Debt / equity – -2.8x 0.0x
Net debt / EBITDA – -0.5x 0.6x
Debt / FCF – -3.5x -0.9x
Liabilities / assets 17.7% 107.4% 145.5%
Equity / assets 82.3% -7.4% -45.5%
Interest coverage -714.8x – -87.1x
Current ratio 14.0x 0.6x 1.0x
Quick ratio 11.3x 0.2x 0.9x
Cash ratio 10.6x 0.1x 0.4x
Altman Z-score 4.59 -3.01 -1.43

Shareholder Returns

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

ConsensusKOSSGPROISPR
EPS, next fiscal year – $-0.75FY2026 $-0.09FY2027
Revenue, next fiscal year – $572.94MFY2026 $106.54MFY2027
Revenue growth, next FY – -12.1%FY2026 +11.0%FY2027
Revenue growth, the year after – +22.2% +11.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersKOSSGPROISPR
Held by institutions 5.3% 35.3% 7.3%
Institutions holding 23 142 48
Change in shares held, QoQ +4.6% +41.9% -14.0%
Institutions buying 7 85 29
Institutions selling 5 23 18
Buyers to sellers 1.40 3.70 1.61

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.

KOSSGPROISPR
KOSS 1.00 0.19 0.11
GPRO 0.19 1.00 0.05
ISPR 0.11 0.05 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, KOSS, GPRO and ISPR?

GoPro (GPRO) is the largest by market capitalisation: Koss (KOSS) $32.51M, GoPro (GPRO) $168.10M, Ispire Technology (ISPR) $77.08M.

Which company is growing faster?

Koss (KOSS) grew revenue fastest over the trailing twelve months: Koss (KOSS) +3.1%, GoPro (GPRO) -23.8%, Ispire Technology (ISPR) -24.7%.

Which company is more profitable?

Koss (KOSS) has the highest net margin (Koss (KOSS) -3.0%, GoPro (GPRO) -27.6%, Ispire Technology (ISPR) -34.6%).

Which stock has performed better?

Over the past year Koss (KOSS) returned the most: Koss (KOSS) -34.9%, GoPro (GPRO) -51.4%, Ispire Technology (ISPR) -43.0%. Over five years, Koss (KOSS) compounded fastest (Koss (KOSS) -26.7%/yr, GoPro (GPRO) -34.5%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Koss (KOSS) has been the steadiest (Koss (KOSS) 45.4%, GoPro (GPRO) 113.0%, Ispire Technology (ISPR) 110.2%). Volatility measures how widely the price swings, not the risk of the business.

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

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