Koss (KOSS) Stock Chart & Stock Price History $5.89 -0.22 (-3.60%) Closing price 05/21/2025 04:00 PM EasternExtended Trading$5.96 +0.07 (+1.10%) As of 05/21/2025 07:20 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Koss Stock Price Performance The Koss (KOSS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 11.98%, with a year-to-date return of -20.19%. In the past month, the stock has increased 31.18%, reflecting recent market activity. As of the latest close, Koss traded at $5.89 with a market cap of $55.23 million and volume of 281,351 shares. Five years ago, the stock traded at $1.14, representing a 416.67% increase over that period. At the time, it had a market cap of $8.44 million and a volume of 13,418 shares. Receive KOSS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Koss and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+9.07%1 Month Performance+31.18%3 Month Performance-1.67%Year-To-Date Performance-20.19%1 Year Performance+11.98%5 Year Performance+416.67% KOSS Stock Chart for Thursday, May, 22, 2025 KOSS Chart by TradingView Koss Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/21/2025$6.11$5.89-3.60%$6.45$5.74281,351 shs$55.23 million05/20/2025$5.29$6.11+15.50%$6.73$5.33638,861 shs$57.29 million05/19/2025$5.40$5.29-2.04%$5.67$5.2823,071 shs$49.60 million05/16/2025$5.04$5.40+7.14%$5.50$5.0340,530 shs$50.50 million05/15/2025$5.30$5.04-4.91%$5.32$5.0022,592 shs$47.13 million05/14/2025$5.37$5.30-1.30%$5.39$5.0220,976 shs$49.56 million05/13/2025$5.38$5.37-0.19%$5.68$5.2468,570 shs$50.22 million05/12/2025$4.92$5.38+9.35%$5.44$5.0145,912 shs$50.31 million05/09/2025$4.75$4.92+3.58%$4.93$4.7416,081 shs$46.01 million05/08/2025$4.65$4.75+2.11%$4.88$4.6619,796 shs$44.42 million Get the Latest News and Ratings for KOSS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Koss and its competitors with MarketBeat's FREE daily newsletter. 05/07/2025$4.53$4.65+2.69%$4.78$4.5414,983 shs$43.50 million05/06/2025$4.74$4.53-4.43%$4.74$4.5114,361 shs$42.36 million05/05/2025$4.88$4.74-2.87%$4.90$4.7424,643 shs$44.32 million05/02/2025$4.80$4.88+1.67%$5.07$4.7426,985 shs$45.63 million05/01/2025$4.74$4.80+1.27%$4.86$4.7011,379 shs$44.89 million04/30/2025$4.93$4.74-3.85%$4.89$4.5115,823 shs$44.32 million04/29/2025$4.50$4.93+9.56%$4.99$4.5459,222 shs$46.10 million04/28/2025$4.63$4.50-2.81%$4.65$4.4513,457 shs$42.08 million04/25/2025$4.60$4.63+0.65%$4.74$4.6024,875 shs$43.30 million04/24/2025$4.52$4.60+1.77%$4.74$4.5223,212 shs$43.02 million04/23/2025$4.49$4.52+0.67%$4.73$4.4921,723 shs$42.27 million04/22/2025$4.30$4.49+4.42%$4.59$4.3715,546 shs$41.99 million04/21/2025$4.60$4.30-6.52%$4.60$4.2934,004 shs$40.21 million Related Companies American Outdoor Brands Stock Chart Clarus Stock Chart Genasys Stock Chart Connexa Sports Technologies Stock Chart FST Stock Chart Singing Machine Stock Chart Fitell Stock Chart Fujian Blue Hat Interactive Entertainment Technology Stock Chart Solo Brands Stock Chart Sacks Parente Golf Stock Chart Receive KOSS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Koss and its competitors with MarketBeat's FREE daily newsletter. 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