Koss Corporation
KOSSNASDAQTechnology● Active
$4.09
+$0.11(+2.76%)
Market Cap$38717731
P/E Ratio—
52W High$8.59
52W Low$3.5
Koss Corporation（KOSS）股票价格历史
关键价位里程碑、OHLCV 表、年度回报、同业与 What If。
koss · 日线历史（复权）· FMP · 截至 2026年6月8日
5-Year High5Y
$29.15
Jun 9, 2021
-86.0% from here
5-Year Low5Y
$2.27
Apr 17, 2024
+80.2% from low
IPO Priceadj.
$0.5278
Mar 17, 1980
+674.9% since IPO
1 Year Ago
$6.04
Jun 9, 2025
-32.3% in 1Y
5 Years Ago
$26.32
Jun 9, 2021
-84.5% in 5Y
10 Years Ago
$2.09
Jun 9, 2016
+95.7% in 10Y
Historical Price Data · KOSS
| Date↓ | Open↕ | High↕ | Low↕ | Close↕ | Close (Unadj.) ⓘ | Volume↕ | Change %↕ |
|---|---|---|---|---|---|---|---|
| Jun 8, 2026 | $3.98 | $4.10 | $3.92 | $4.09 | $4.09 | 23K | +2.76% |
| Jun 5, 2026 | $4.04 | $4.08 | $3.92 | $3.98 | $3.98 | 20K | -1.49% |
| Jun 4, 2026 | $3.99 | $4.10 | $3.99 | $4.07 | $4.07 | 15K | +2.01% |
| Jun 3, 2026 | $4.07 | $4.08 | $3.99 | $4.04 | $4.04 | 16K | -0.74% |
| Jun 2, 2026 | $4.16 | $4.25 | $4.05 | $4.07 | $4.07 | 28K | -2.16% |
| Jun 1, 2026 | $4.08 | $4.24 | $3.98 | $4.23 | $4.23 | 38K | +3.68% |
| May 29, 2026 | $4.02 | $4.16 | $4.02 | $4.08 | $4.08 | 14K | +1.49% |
| May 28, 2026 | $4.06 | $4.15 | $4.03 | $4.08 | $4.08 | 13K | +0.49% |
| May 27, 2026 | $4.14 | $4.20 | $4.02 | $4.02 | $4.02 | 20K | -2.90% |
| May 26, 2026 | $3.97 | $4.26 | $3.97 | $4.19 | $4.19 | 49K | +5.54% |
| May 22, 2026 | $4.15 | $4.18 | $3.97 | $3.97 | $3.97 | 36K | -4.34% |
| May 21, 2026 | $4.00 | $4.12 | $3.87 | $4.12 | $4.12 | 18K | +3.00% |
| May 20, 2026 | $3.92 | $4.10 | $3.86 | $4.00 | $4.00 | 18K | +2.04% |
| May 19, 2026 | $3.97 | $3.99 | $3.88 | $3.93 | $3.93 | 12K | -1.01% |
| May 18, 2026 | $3.96 | $4.03 | $3.86 | $3.96 | $3.96 | 14K | +0.00% |
| May 15, 2026 | $3.89 | $4.11 | $3.82 | $3.86 | $3.86 | 27K | -0.77% |
| May 14, 2026 | $3.81 | $3.95 | $3.81 | $3.87 | $3.87 | 14K | +1.57% |
| May 13, 2026 | $3.85 | $3.93 | $3.79 | $3.80 | $3.80 | 23K | -1.30% |
| May 12, 2026 | $3.85 | $3.94 | $3.75 | $3.94 | $3.94 | 35K | +2.34% |
| May 11, 2026 | $4.13 | $4.13 | $3.75 | $3.90 | $3.90 | 82K | -5.57% |
Showing 1–20 of 1,255 records
Annual Stock Price Performance · KOSS
Jan 1 → Dec 31 · 6 years2026-1.7%$4.16 → $4.09
-1.7%
2025-44.7%$7.48 → $4.14
-44.7%
2024+119.6%$3.36 → $7.38
+119.6%
2023-32.5%$4.96 → $3.35
-32.5%
2022-54.7%$10.93 → $4.95
-54.7%
2021-61.7%$27.88 → $10.68
-61.7%
Best Year2024 · +119.6%
Worst Year2021 · -61.7%
Positive Years1 / 6
Avg Annual Return-12.6%
6Y Total Return-85.3%
6Y CAGR~-27.4% / yr
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Mkt Cap $554.2BWhat If You Invested in KOSS?
If you invested $1,000 in KOSS 10 years ago — how much would it be worth today?
INVESTED$1,000
→TODAY WORTH$1,957
Total Return+95.7%
CAGR~+6.9% / yr
Profit+$957
Based on Jun 9, 2016 · $2.09Split & dividend adjustedNo fees assumed
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关于价格历史与 OHLCV 数据
Koss Corporation（KOSS）所属板块为 Technology，主要交易场所为 NASDAQ。本页行情快照中的最近价为 $4.09。下方的图表与 OHLCV 表可查看历史开高低收与成交量。
年度表现条、同行业相似公司，以及 What If 假设计算器，便于在同一页面对比中长期收益。价格在注明处为拆股等调整后的日线数据；本页内容仅供信息参考，不构成投资建议。
数据：FMP 日线收盘 · 注明处为拆股等调整价 · 不构成投资建议
常见问题
KOSS 价格历史 · 5 个问题日线数据来自市场数据商（Financial Modeling Prep）。拆股等公司行为可能体现在复权序列中；重要决策请以券商或官方披露为准。
KOSS 历史股价FMP 日线复权 OHLCV