KOSS is trading 5.5% lower at $3.97, with no clear market-wide explanation or company-specific catalyst identified.

  • KOSS reached $4.20 on September 24; recent volatility followed gains on September 23 and September 24.
  • No company-specific announcement, earnings release, or filing dated September 25 was identified; Koss’s latest reported results were released August 27.
  • The Nasdaq Composite was up 0.51% and the S&P 500 was up 0.38%.