$BTC $BTC, the ticker symbol for Bitcoin, represents the world’s first and most valuable cryptocurrency. Launched in 2009 by the mysterious Satoshi Nakamoto, Bitcoin is a decentralized digital currency that operates without a central authority. It runs on blockchain technology, offering transparency, security, and a capped supply of 21 million coins—making it a hedge against inflation. $BTC has evolved from a niche asset into a global financial phenomenon, attracting retail and institutional investors alike. Often dubbed "digital gold," Bitcoin is central to the crypto ecosystem and a symbol of financial freedom in the digital age.