January 21, 2026, BTC overall shows a deep correction combined with a weak rebound, with the core drivers being geopolitical/macro risks suppression and insufficient bullish confidence:
Core price data (USD)
- Intraday low: 87,800–87,950, high: 90,100–90,700, close near 88,900–89,100, 24-hour decline of about 2%–3%
- Key levels: losing the 90,000 psychological threshold, below 87,500–88,000 as a vital support line, above 90,000 as the primary resistance
Trend stages and drivers
1. Morning acceleration downward: impacted by US-EU tariffs, Japanese bond market fluctuations, and other risk shocks
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