Bitcoin holds under $90K as 3-day RSI divergence emerges; gold nears $4.5K peak

On December 23, 2025, Bitcoin traded below $90,000 into the U.S. session and was down about 1% on the day. Traders flagged resistance at the 4H 200-period SMA/EMA and a whale opened $166,822,000 in BTC shorts alongside $54,856,000 in ETH and $18,790,000 in SOL. At the same time, gold approached $4,500 per ounce and bullish divergences appeared on Bitcoin's three-day and BTC/XAU charts.