Apple Inc. ($AAPL) experienced a notable surge in its stock performance, marking its best week in five years with a gain of approximately 13%. This rally included a 12.5% increase since Tuesday and a 13.3% rise over the week, contributing to an addition of more than $400 billion to its market capitalization. The stock outperformed the Nasdaq by 10% during this period, representing the largest relative outperformance in five years and one of the strongest relative returns since 2006. The recent gains also rank as the third-best two-day and nearly the best three-day rally since 2009. Analysts noted this as Apple's strongest week of the year, with historical data showing a 93% probability of gains during this period since 2010. The surge followed a visit to the White House, sparking discussions about whether Apple has regained momentum in the market.