Meme stock speculation propels Koss shares 25% higher on Friday
By Suzanne McGee (Reuters) – Shares of headphone maker Koss Corp. soared for the second session in a row on Friday, closing at $13.35 a share, after trading as high as $18.50 early in the day, as social media posts speculated that a post by meme stock influencer Keith Gill indicated his interest in the…