Bitcoin closed Q3 2026 up 43%, its strongest third quarter in 9 years, signaling entry into a bull market. Analysts debate whether price cycles will follow historical patterns or surprise to the upside, with key support and resistance levels at $84,000 and potential targets ranging from $98,000 to $500,000+. The broader crypto market capitalization reached $2.85 trillion, with altcoins gaining $319 billion in three months.