Bitcoin: Posts 42.71% Q3 Gain, Best Since 2017

Bitcoin delivered its strongest Q3 since 2017 with a 42.71% advance, marking the second-best Q3 performance in its history and the best quarterly result since Q4 2024. The move lifted BTC 29.8% from August 19 levels after the Treasury ramped up long-term bond buybacks. U.S. spot Bitcoin ETFs posted net inflows for three consecutive months totaling $6.34 billion, including a $2.4 billion weekly surge that ranks as the largest since October 2025.

Price action on the 4h chart shows BTC at $84316.03 testing upper Bollinger Band resistance at $84394.33 while the RSI(14) sits neutral at 55.34. The MACD golden cross keeps the broader structure bullish above the EMA50 support at $83570.42 and the deeper EMA200 floor at $79772.07, with price still contained inside the bands between $82756.52 and $84394.33.