Strong recent gains in Alphabet stock, fueled by AI-driven search and advertising momentum that added tens of billions to co-founders' fortunes this year, have positioned Larry Page as the market's clear frontrunner for second-richest person by year-end at 66.5% implied probability. Traders see his roughly $280-300 billion net worth, consistently ranking him #2 behind Elon Musk across Forbes and Bloomberg indexes, as difficult to overtake given stable tech valuations. Sergey Brin follows at 33.6% due to his similar but slightly smaller stake, while Jeff Bezos, Steve Ballmer, Warren Buffett, and Jensen Huang trail amid more volatile Amazon, Microsoft-linked, Berkshire, and Nvidia trajectories. Market-implied odds reflect skin-in-the-game consensus on equity performance through December, with any major tech selloff or surge as the key swing factor.