Alphabet

Polymarket prediction markets saw a surge in new bets on which company will be the world's largest by market cap at year-end 2026, with over $4 million wagered across markets for NVIDIA, Microsoft, Amazon, Saudi Aramco, Tesla, Alphabet, Apple, and SpaceX. The activity suggests traders see significant uncertainty in tech and energy sector valuations heading into the final half of 2026.

Polymarket prediction markets confirmed on June 30 that NVIDIA has become the world's largest company by market capitalization, surpassing Microsoft, Apple, Alphabet, Amazon, and Saudi Aramco. The outcome reflects NVIDIA's dominant position in AI chip manufacturing and broader market leadership.