Charles Schwab's Kevin Horner says the S&P 500 (SPX) is holding above 7,625 support with a potential pullback to 7,500 if it breaks. He sees Coinbase (COIN) building a bull flag off Bitcoin strength, with a move through 210 opening room to 230. He also flags Alphabet (GOOGL) tightening into a consolidation pattern, with a break above 335 signaling upside.