Koss Corp (KOSS) stock
Close on Nov 11, 2026Market cap $31.33MP/E –Yield –
Koss Corp saw revenue fall 10.7% to $12.04M over the twelve months to Sep 30, 2026. Free cash flow was -$1.61M, down 862.2% from a year earlier. At the latest close the market valued the company at $31.33M.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $31.33M
- P/E ratio
- –
- Price to sales
- 2.60
- Price to book
- 1.05
- Dividend yield
- –
- Free cash flow yield
- -5.15%
Fundamentals
- Revenue
- $12.04M
- Net income
- -$869.36K
- EPS, diluted
- -$0.09
- Free cash flow
- -$1.61M
- Book value per share
- $3.15
- Diluted shares
- 9M
Trading
- Next earnings
- Jan 28, 2027 (estimated, after the close)
- Previous close
- $3.25
- Open
- $3.29
- Day's range
- $3.27 – $3.39
- Volume
- 10,575
- Average volume (20 days)
- 27,200
- Beta (5 years)
- 1.63
- 52-week range
- $2.93 – $5.09
- RSI (14 days)
- 44.9
- Volatility (1 year)
- 45.2%
- Relative volume
- 0.35×
- WACC
- 13.0%
Market cap history
Month-end market cap since 2011, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.
| Period | KOSS | S&P 500 | Difference | KOSS per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -13.8% | -2.4% | −11.4 pts | ||
| 3 months | -11.5% | -1.2% | −10.3 pts | ||
| Year to date | -20.0% | +12.3% | −32.3 pts | ||
| 1 year | -33.9% | +12.4% | −46.4 pts | ||
| 3 years | +21.7% | +78.8% | −57.1 pts | +6.8% | +21.4% |
| 5 years | -79.3% | +75.2% | −154.5 pts | -27.0% | +11.9% |
| 10 years | +37.9% | +311.1% | −273.2 pts | +3.3% | +15.2% |
Fifteen years at a glance
Fiscal years 2012 to 2026 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Koss filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Results
- Results
- Results
- Results
- Results
About Koss
Household Audio & Video Equipment
Koss Corporation designs, manufactures, and sells stereo headphones and related personal listening accessories, operating within the audio/video sector of the home entertainment and communication industry as a single reporting segment. Its offerings include wired and wireless headphones utilized for listening to music, communication, education, and metal detecting, alongside customized models. The company serves a diverse customer base consisting of general consumers, original equipment manufacturers, educational systems, and correctional institutions. Sales are conducted through direct-to-consumer online channels, independent commercial distributors, electronics retailers, grocery chains, national retail outlets, and audio specialty shops.
Company profile, executives and historyKoss stock: common questions
What is Koss's stock price?
KOSS closed at $3.31 on Nov 11, 2026, up 1.85% on the day. Over the past 52 weeks it traded between $2.93 and $5.09.
What is Koss's market cap?
Koss was worth $31.33M at the close on Nov 11, 2026: the share price times the diluted shares outstanding.
What is KOSS's P/E ratio?
Koss lost money over the twelve months to Sep 30, 2026 (diluted EPS -$0.09), so it has no meaningful P/E ratio.
How much revenue does Koss make?
Koss reported revenue of $12.04M for the twelve months to Sep 30, 2026, down 10.7% from a year earlier.
Does Koss pay a dividend?
No. Koss has not paid a cash dividend over the last twelve months.
When does Koss report earnings next?
Koss is expected to report Q2 FY2027 results on Jan 28, 2027, after the close. The date is estimated from its past reporting pattern until the company confirms it.
How has KOSS stock performed over the past year?
Including dividends, KOSS returned -33.9% over the past year, against +12.4% for the S&P 500.
How many KOSS shares are sold short?
0M shares were sold short at the latest FINRA report, 2.72% of the float, or 6.2 days of average trading volume.
Who are Koss's competitors?
Companies most similar to Koss by business, industry and size include SYNX, MSN, GNSS, KN, UEIC.
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