Revenue
2018
2019
2020
2021
2022
2023
2024
2025
KOSS CORP (KOSS)
Price—Loading quote
Net income
2018
2019
2020
2021
2022
2023
2024
2025
Free cash flow
2018
2019
2020
2021
2022
2023
2024
2025
Total cash / debt
CashTotal debt
2018
2019
2020
2021
2022
2023
2024
2025
Financial statements
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $12.6M | $12.3M | $13.1M | $17.7M | $19.5M | $18.3M | $21.8M | $23.5M | $24.1M | $26.0M | $24.2M | $23.8M | $35.8M | $37.9M | $41.5M |
| Gross profit | $4.8M | $4.2M | $4.5M | $6.7M | $6.7M | $5.7M | $6.8M | $6.6M | $6.9M | $8.9M | $8.4M | −$281,819 | $13.4M | $14.5M | $16.9M |
| Research & development | $213,870 | $238,086 | $288,231 | $285,244 | $410,602 | $397,360 | — | $427,009 | $213,653 | $91,259 | $0 | $1.0M | $1.4M | $1.3M | $900,000 |
| Operating expenses | — | — | — | — | — | — | — | — | — | — | $7.9M | $9.7M | $5.8M | $10.6M | $10.6M |
| Operating income | −$1.7M | −$1.9M | −$24.9M | $902,023 | −$390,492 | −$484,042 | $276,308 | −$364,158 | — | — | $512,801 | −$10.0M | $7.6M | $3.9M | $6.3M |
| EBITDAderived | — | — | — | $1.2M | −$87,876 | −$153,413 | $706,058 | $162,103 | — | — | $1.1M | −$9.3M | $8.5M | $4.6M | $6.8M |
| Net income | −$874,831 | −$950,911 | $8.3M | $1.3M | $493,594 | −$465,597 | $305,989 | −$3.4M | −$963,636 | $1.4M | $482,613 | −$5.6M | $5.4M | — | — |
| Basic EPSper diluted share | -$0.09 | -$0.10 | $0.90 | $0.14 | $0.06 | -$0.06 | $0.04 | -$0.46 | -$0.13 | $0.19 | $0.07 | -$0.75 | $0.74 | $0.40 | $0.59 |
| Diluted EPSper diluted share | -$0.09 | -$0.10 | $0.85 | $0.13 | $0.05 | -$0.06 | $0.04 | -$0.46 | -$0.13 | $0.19 | $0.07 | -$0.75 | $0.74 | $0.40 | $0.59 |
Insider buys & sells
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Dec 2, 2025Form 4 | LILLIE LENOREDirector | BuyCommon Stock | 2.5K | $4.96 | $12.4K | 2.5K |
| Jun 13, 2025Form 4 | Koss Michael J JrVP - Marketing & Product | SellCommon Stock | 24.6K | $4.78 | $117.8K | 26.0K |
| Jun 12, 2025Form 4 | KOSS JOHN C JRVice President - Sales | SellCommon Stock | 1.5K | $5.02 | $7.5K | 196.0K |
| Jun 12, 2025Form 4 | Koss Michael J JrVP - Marketing & Product | SellCommon Stock | 6.0K | $4.91 | $29.5K | 26.0K |
| Jun 11, 2025Form 4 | KOSS JOHN C JRVice President - Sales | SellCommon Stock | 23.5K | $5.65 | $132.8K | 196.0K |