Koss Corporation (KOSS) Stock Price History
Historical prices from 1980 to 2026
- 1M
- -4.2%
- 3M
- +4.0%
- YTD
- -9.7%
- 1Y
- -25.8%
- 3Y
- +3.0%
- 5Y
- -27.9%
Loading 10-year price history...
KOSS Historical Performance
KOSS Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- +24.6%
- 2003 annual price return
- +11.4%
- 2004 annual price return
- -5.7%
- 2005 annual price return
- +34.3%
- 2006 annual price return
- -8.8%
- 2007 annual price return
- -24.3%
- 2008 annual price return
- -47.6%
- 2009 annual price return
- +17.7%
- 2010 annual price return
- -9.3%
- 2011 annual price return
- -5.7%
- 2012 annual price return
- -7.2%
- 2013 annual price return
- +2.0%
- 2014 annual price return
- -65.0%
- 2015 annual price return
- +10.5%
- 2016 annual price return
- +15.2%
- 2017 annual price return
- +34.9%
- 2018 annual price return
- -12.0%
- 2019 annual price return
- -21.4%
- 2020 annual price return
- +127.8%
- 2021 annual price return
- +234.8%
- 2022 annual price return
- -58.2%
- 2023 annual price return
- -32.2%
- 2024 annual price return
- +114.5%
- 2025 annual price return
- -44.2%
- 2026 annual price return
- -4.8%
KOSS Stock Price Trajectory (1980–2026)
As of July 8, 2026, Koss Corporation (KOSS) trades at $3.92, representing a -25.8% return over the past year. The stock has delivered a -80.6% total return over five years (-27.9% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $127.45 on January 28, 2021. From this peak, KOSS has corrected -96.9%, currently trading 11% below its 200-day moving average, suggesting potential weakness.
When compared to Technology sector peers SONO (+30.7% 1Y), LOGI (+5.3% 1Y), and GPRO (-7.2% 1Y), KOSS has underperformed the peer group average. Compare KOSS vs SONO →
KOSS Historical Price Data · from 1980
Rows 1–50 of 11,671| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-07-07 | 4.09 | 4.09 | 3.92 | 3.92 | 23K | -4.16% |
| 2026-07-06 | 4.03 | 4.13 | 3.89 | 4.09 | 46K | +3.02% |
| 2026-07-02 | 3.95 | 4.02 | 3.86 | 3.97 | 5K | +1.79% |
| 2026-07-01 | 4.00 | 4.08 | 3.90 | 3.90 | 25K | -2.74% |
| 2026-06-30 | 3.95 | 4.15 | 3.95 | 4.01 | 12K | +0.50% |
| 2026-06-29 | 3.98 | 3.99 | 3.95 | 3.99 | 6K | 0.00% |
| 2026-06-26 | 3.97 | 3.99 | 3.90 | 3.99 | 25K | +1.01% |
| 2026-06-25 | 3.94 | 4.00 | 3.81 | 3.95 | 27K | -1.50% |
| 2026-06-24 | 3.99 | 4.05 | 3.93 | 4.01 | 16K | +0.75% |
| 2026-06-23 | 3.93 | 3.99 | 3.85 | 3.98 | 17K | -1.00% |
| 2026-06-22 | 3.96 | 4.02 | 3.87 | 4.02 | 18K | -0.25% |
| 2026-06-18 | 4.05 | 4.12 | 3.96 | 4.03 | 45K | +2.03% |
| 2026-06-17 | 4.02 | 4.04 | 3.92 | 3.95 | 19K | -0.75% |
| 2026-06-16 | 3.85 | 4.04 | 3.85 | 3.98 | 20K | +4.74% |
| 2026-06-15 | 3.96 | 4.03 | 3.80 | 3.80 | 35K | -2.81% |
| 2026-06-12 | 3.96 | 4.01 | 3.91 | 3.91 | 15K | -2.49% |
| 2026-06-11 | 3.94 | 4.02 | 3.91 | 4.01 | 20K | +2.56% |
| 2026-06-10 | 3.98 | 4.04 | 3.91 | 3.91 | 39K | -1.76% |
| 2026-06-09 | 4.06 | 4.15 | 3.98 | 3.98 | 25K | -2.69% |
| 2026-06-08 | 3.96 | 4.10 | 3.92 | 4.09 | 23K | +2.76% |
| 2026-06-05 | 4.04 | 4.08 | 3.92 | 3.98 | 19K | -2.09% |
| 2026-06-04 | 4.02 | 4.10 | 3.99 | 4.07 | 15K | +0.62% |
| 2026-06-03 | 3.99 | 4.08 | 3.99 | 4.04 | 16K | -0.74% |
| 2026-06-02 | 4.13 | 4.15 | 4.05 | 4.07 | 27K | -3.78% |
| 2026-06-01 | 4.01 | 4.24 | 4.00 | 4.23 | 34K | +3.68% |
| 2026-05-29 | 4.08 | 4.15 | 4.02 | 4.08 | 14K | +0.12% |
| 2026-05-28 | 4.06 | 4.15 | 4.03 | 4.08 | 12K | +1.37% |
| 2026-05-27 | 4.14 | 4.20 | 4.02 | 4.02 | 20K | -4.06% |
| 2026-05-26 | 3.97 | 4.26 | 3.97 | 4.19 | 48K | +5.54% |
| 2026-05-22 | 4.15 | 4.18 | 3.97 | 3.97 | 36K | -3.64% |
| 2026-05-21 | 3.95 | 4.18 | 3.87 | 4.12 | 18K | +3.00% |
| 2026-05-20 | 3.98 | 4.10 | 3.86 | 4.00 | 17K | +1.91% |
| 2026-05-19 | 3.90 | 3.97 | 3.90 | 3.92 | 12K | -0.76% |
| 2026-05-18 | 3.96 | 4.03 | 3.86 | 3.96 | 14K | +2.46% |
| 2026-05-15 | 3.89 | 4.11 | 3.82 | 3.86 | 27K | -0.26% |
| 2026-05-14 | 3.81 | 3.99 | 3.81 | 3.87 | 13K | +1.84% |
| 2026-05-13 | 3.88 | 3.93 | 3.79 | 3.80 | 21K | -3.43% |
| 2026-05-12 | 3.85 | 3.94 | 3.83 | 3.94 | 35K | +0.90% |
| 2026-05-11 | 4.13 | 4.13 | 3.80 | 3.90 | 80K | -6.25% |
| 2026-05-08 | 4.24 | 4.25 | 4.13 | 4.16 | 21K | -0.53% |
| 2026-05-07 | 4.21 | 4.22 | 4.18 | 4.18 | 12K | -2.74% |
| 2026-05-06 | 4.36 | 4.45 | 4.30 | 4.30 | 14K | -2.38% |
| 2026-05-05 | 4.28 | 4.41 | 4.20 | 4.41 | 30K | +4.38% |
| 2026-05-04 | 4.42 | 4.57 | 4.20 | 4.22 | 32K | -3.21% |
| 2026-05-01 | 4.22 | 4.43 | 4.15 | 4.36 | 16K | +0.69% |
| 2026-04-30 | 4.19 | 4.33 | 4.11 | 4.33 | 10K | +3.59% |
| 2026-04-29 | 4.15 | 4.30 | 4.06 | 4.18 | 23K | -2.79% |
| 2026-04-28 | 4.12 | 4.37 | 4.12 | 4.30 | 8K | -1.15% |
| 2026-04-27 | 4.38 | 4.41 | 4.13 | 4.35 | 12K | -1.58% |
| 2026-04-24 | 4.54 | 4.55 | 4.26 | 4.42 | 28K | -1.34% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
KOSS — Frequently Asked Questions
Quick answers to the most common questions about buying KOSS stock.
How has KOSS stock performed recently?
KOSS declined -25.8% over the past year, below its 5-year annualized CAGR of -27.9%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is KOSS's all-time high price?
Koss Corporation reached $127.45 on 2021-01-28. The 52-week high is $8.59. Current 1-year return of -25.8% places the stock further from historical peaks.
Where can I download KOSS historical price data?
This page provides KOSS daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1980-2026, downloadable in CSV format.