According to Eric Balchunas, the S&P 500 closed at another all-time high, noting earlier that US equity futures were down about 55 bps and that the market has logged roughly 40 ATHs recently (source: Eric Balchunas on X, Jan 12, 2026). For crypto traders, tracking BTC and ETH alongside US equities is relevant because BTC’s correlation with the S&P 500 rose materially after 2020, indicating greater cross-asset co-movement (source: IMF blog 'Crypto Prices Move More in Sync With Stocks,' Jan 2022).