Stocks Mixed at Midday as Dow Rises on Goldman Beat, Tesla and Apple Drop

• Dow rises over 100 points at midday; Goldman Sachs pops on earnings beat • Tesla falls as Musk says job cuts coming; Apple drops on iPhone shipment declines • Nvidia climbs on bullish Wall Street call; Amazon, Microsoft inch higher • KLA, Lam Research, Heico move toward potential buy points • Wood's ARK buys battered growth names like Roku, Teledoc, 10X Genomics