New Delhi, Sept. 7 -- Elon Musk, the world's richest man, could get even richer-potentially becoming a trillionaire-after Tesla announced a 10-year compensation package for the electric vehicle company's "unique" CEO. The "super ambitious" incentive plan could make him the world's first trillionaire if Musk accepts the deal and achieves aggressive growth targets.

The reward is entirely in Tesla stock, not cash. Musk could receive 423.7 million new Tesla shares, currently worth about $143.5 billion. To claim the full package, Tesla's stock would need to grow from $1.1 trillion today to $8.5 trillion in 10 years-over eight times its current value and nearly double the value of Nvidia, today's most valuable company. Among the goals, Tesla's...