Market Extra: Will the stock-market charge higher? Or will 2023 rally end in disaster? These factors that could determine your portfolio’s fate.

Are U.S. stock-market investors getting dangerously complacent? Or is the expectation-defying 2023 rally due to continue?

The answers to these questions could ultimately depend on a few key factors, like whether megacap technology stocks can continue driving the main indexes higher, or whether traders’ expectations have left U.S. stocks vulnerable for a surprise sucker punch as the Nasdaq Composite COMP flirts with a 20% rise from its fourth-quarter low.

See:…