Koss (KOSS) Stock Chart & Stock Price History $4.33 0.00 (0.00%) Closing price 04:00 PM EasternExtended Trading$4.51 +0.19 (+4.27%) As of 07:50 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 AnalysisChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Koss Stock Price Performance 5 Day Performance-10.72%1 Month Performance-16.89%3 Month Performance-42.72%6 Month Performance-39.19%Year-To-Date Performance-41.33%1 Year Performance+69.14% 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 KOSS Stock Chart for Friday, April, 4, 2025 KOSS Chart by TradingViewRemove Ads Koss Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization04/04/2025$4.33$4.33$4.46$4.0974,134 shs$40.49 million04/03/2025$4.73$4.33-8.46%$4.64$4.3153,146 shs$40.49 million04/02/2025$4.78$4.73-1.05%$4.90$4.6629,962 shs$44.23 million04/01/2025$4.72$4.78+1.27%$4.91$4.7241,469 shs$44.70 million03/31/2025$4.85$4.72-2.68%$4.85$4.6436,396 shs$44.14 million03/28/2025$4.87$4.85-0.41%$4.93$4.7536,701 shs$45.35 million03/27/2025$5.62$4.87-13.35%$5.69$4.77102,936 shs$45.54 million03/26/2025$5.80$5.62-3.10%$5.95$5.4249,206 shs$52.55 million03/25/2025$5.82$5.80-0.34%$5.80$5.5055,888 shs$54.24 million03/24/2025$5.19$5.82+12.14%$5.88$5.1889,241 shs$54.42 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. 03/21/2025$5.07$5.19+2.37%$5.19$4.9917,708 shs$48.53 million03/20/2025$5.17$5.07-1.93%$5.26$5.0021,458 shs$47.41 million03/19/2025$4.92$5.17+5.08%$5.26$4.9950,661 shs$48.35 million03/18/2025$5.28$4.92-6.82%$5.24$4.9227,775 shs$46.01 million03/17/2025$5.00$5.28+5.60%$5.33$4.8846,722 shs$49.37 million03/14/2025$4.68$5.00+6.84%$5.00$4.6934,420 shs$46.76 million03/13/2025$4.88$4.68-4.10%$4.94$4.6536,471 shs$43.76 million03/12/2025$5.10$4.88-4.31%$5.20$4.8530,048 shs$45.63 million03/11/2025$5.13$5.10-0.58%$5.24$4.9726,781 shs$47.69 million03/10/2025$5.30$5.13-3.21%$5.35$5.0931,503 shs$47.97 million03/07/2025$5.27$5.30+0.57%$5.47$5.0715,781 shs$49.56 million03/06/2025$5.31$5.27-0.75%$5.51$5.1238,597 shs$49.28 million03/05/2025$5.21$5.31+1.92%$5.39$5.1023,014 shs$49.65 million03/04/2025$5.14$5.21+1.36%$5.35$4.8956,586 shs$48.72 million03/03/2025$5.53$5.14-7.05%$5.55$5.1136,192 shs$48.06 million Related Companies Escalade Stock Chart American Outdoor Brands Stock Chart Clarus Stock Chart Genasys Stock Chart Solo Brands Stock Chart Fitell Stock Chart FST Stock Chart Silynxcom Stock Chart Connexa Sports Technologies Stock Chart Singing Machine 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. This page (NASDAQ:KOSS) was last updated on 4/4/2025 by MarketBeat.com Staff From Our PartnersWarning: “DOGE Collapse” imminentElon Strikes Back You may already sense that the tide is turning against Elon Musk and DOGE. 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