Go Pro
→ It’s not about Greenland (From Porter & Company) (Ad)tc pixel Free KOSS Stock Alerts

Koss (KOSS) Stock Chart & Stock Price History

Koss logo
$3.44 -0.12 (-3.37%)
Closing price 03:59 PM Eastern
Extended Trading
$3.51 +0.07 (+2.15%)
As of 06:29 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 Massive. Learn more.
Compare

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 decreased 43.61%, with a year-to-date return of -16.91%. In the past month, the stock has decreased 8.51%, reflecting recent market activity.

As of the latest close, Koss traded at $3.44 with a market cap of $32.56 million and volume of 17,797 shares. Five years ago, the stock traded at $17.93, representing a 80.81% decrease over that period. At the time, it had a market cap of $152.71 million and a volume of 303,536 shares.

Receive KOSS Stock News and Ratings via Email

Sign-up to receive the latest news and ratings for Koss and its competitors with MarketBeat's FREE daily newsletter.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
5 Day
Performance
-8.27%
1 Month
Performance
-8.51%
3 Month
Performance
-14.00%
Year-To-Date
Performance
-16.91%
1 Year
Performance
-43.61%
5 Year
Performance
-80.81%

KOSS Stock Chart for Thursday, August, 20, 2026

KOSS Chart by TradingView

Koss Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
08/20/2026$3.56$3.44
-3.37%		$3.66$3.4417,797 shs$32.56 million
08/19/2026$3.58$3.56
-0.56%		$3.63$3.569,778 shs$33.71 million
08/18/2026$3.70$3.58
-3.24%		$3.71$3.5222,085 shs$33.90 million
08/17/2026$3.75$3.70
-1.33%		$3.78$3.688,600 shs$35.02 million
08/14/2026$3.67$3.75
+2.18%		$3.75$3.7019,237 shs$35.50 million
08/13/2026$3.65$3.67
+0.55%		$3.73$3.6513,343 shs$34.76 million
08/12/2026$3.74$3.65
-2.41%		$3.76$3.655,728 shs$34.57 million
08/11/2026$3.78$3.74
-1.06%		$3.78$3.7011,132 shs$35.40 million
08/10/2026$3.72$3.78
+1.61%		$3.83$3.736,778 shs$35.80 million
08/07/2026$3.73$3.72
-0.27%		$3.78$3.647,539 shs$35.23 million
08/06/2026$3.73$3.73$3.77$3.687,274 shs$35.32 million
08/05/2026$3.70$3.73
+0.81%		$3.78$3.6915,842 shs$35.31 million
08/04/2026$3.73$3.70
-0.80%		$3.75$3.7016,862 shs$35.04 million
08/03/2026$3.68$3.73
+1.36%		$3.79$3.6847,333 shs$35.32 million
07/31/2026$3.68$3.68$3.81$3.6812,555 shs$34.85 million
07/30/2026$3.63$3.68
+1.38%		$3.79$3.6612,166 shs$34.84 million
07/29/2026$3.72$3.63
-2.42%		$3.74$3.6320,083 shs$34.38 million
07/28/2026$3.66$3.72
+1.64%		$3.80$3.6615,510 shs$35.23 million
07/27/2026$3.75$3.66
-2.40%		$3.77$3.6613,920 shs$34.65 million
07/24/2026$3.76$3.75
-0.27%		$3.84$3.6518,741 shs$35.50 million
07/23/2026$3.86$3.76
-2.59%		$3.86$3.7112,815 shs$35.61 million
07/22/2026$3.80$3.86
+1.58%		$3.86$3.7314,038 shs$36.55 million
07/21/2026$3.76$3.80
+1.06%		$3.83$3.7317,734 shs$35.97 million
07/20/2026$3.80$3.76
-1.05%		$3.86$3.7411,953 shs$35.61 million
Related Companies

This page (NASDAQ:KOSS) was last updated on 8/20/2026 by MarketBeat.com Staff.
From Our Partners
The retirement stock I'd buy before Nvidia today
In 2014, Marc Chaikin pointed readers toward Nvidia. Now the 60-year Wall Street veteran and creator of the Ch...
Chaikin Analytics | Sponsoredtc pixel
Why major institutions are piling into this digital asset now
BlackRock, JPMorgan, Goldman Sachs, and Fidelity are reportedly accumulating a scarce blockchain asset - one t...
Awesomely | Sponsoredtc pixel
They didn't warn anyone in 1971. This time someone is warning you.
On August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...
Reagan Gold Group | Sponsoredtc pixel
Look at this $5 stock’s address
A small public company trading under $5 a share operates inside the secure perimeter of Kennedy Space Center, ...
Freedom Financial | Sponsoredtc pixel
One Ticker Tied to a Major White House Move You Should Know
Larry Benedict made 274 million dollars for his clients by spotting major market moves before they happened. ...
Brownstone Research | Sponsoredtc pixel
23,281 stocks. Only ONE survived.
One American energy producer just cleared a screen of 23281 stocks for elite operating profits, double-digit r...
Monument Traders Alliance | Sponsoredtc pixel
Someone just dumped the biggest gold fund.
Investors pulled 2.9 billion dollars from the world's largest gold fund in a single day this March, pushing to...
Behind the Markets | Sponsoredtc pixel
My top 3 AI picks for the next decade
Alexander Green bought Apple in 1996, recommended Nvidia at a split-adjusted 66 cents in 2004, and picked up A...
The Oxford Club | Sponsoredtc pixel