Grayscale, a major crypto market player, celebrates its 10th anniversary with a rebranding initiative. Their flagship product, Grayscale Bitcoin Trust (GBTC), has surged 130% in 2023, trading at $18.9. Grayscale holds nearly 623,000 BTC worth $16.3 billion. They won a legal battle against the SEC in August 2023, coinciding with a Bitcoin price surge.