Bitcoin
Bitcoin Breaks Historic September Trend with 42.7% Third-Quarter Gain
Bitcoin marked its second-best third quarter on record after posting consecutive monthly gains through July, August, and September, defying a 13-year seasonal pattern.
Bitcoin closed July, August, and September in positive territory, delivering a 42.71% return across the third quarter of 2026 and halting a streak of three consecutive negative quarters. According to CoinGlass data, the asset climbed 7.36% in July, 24.95% in August, and 6.33% in September, with BTC trading at $83,702 at the end of the period.
The performance disrupted a long-standing historical trend. Since 2013, every positive August had been followed by a negative September, a month that historically averaged a 2.41% decline. The quarter's momentum was heavily driven by a single-week jump of $14,775 in mid-August, coinciding with the US Treasury expanding its bond buybacks and a surge in spot ETF inflows.
The third quarter of 2026 ranks as Bitcoin's second-best Q3 on record, trailing only the 80.41% surge in 2017. Despite the rebound, Bitcoin remains down roughly 4% from its 2026 opening price of $87,498 and approximately 34% below its all-time high near $126,000, following sharp contractions in late 2025 and the first half of 2026.
Market sentiment experienced a parallel recovery over the quarter. The Crypto Fear and Greed Index, which had dropped to 5 in February and spent 106 consecutive days in fear territory through mid-August, rose to 74 later that month and finished September at 71.
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