Apple became the world’s most valuable public company in 2011, surpassing ExxonMobil.
Apple briefly overtook ExxonMobil by market capitalization in August 2011, amid strong investor demand for Apple shares and a decline in ExxonMobil’s stock price. The change marked a symbolic shift from an oil-centered market hierarchy toward one led by consumer technology.
Apple’s rise was powered largely by the iPhone, whose first generation launched in 2007. The iPad, introduced in 2010, added another fast-growing product category, while the Mac and iPod strengthened Apple’s hardware ecosystem. Investors also valued the company’s cash generation and global brand.
The leadership changed more than once afterward, and daily rankings depend on share prices. That makes a date-specific record more precise than saying Apple permanently held the top position from 2011 onward. ExxonMobil remained one of the world’s largest corporations, but market capitalization measures investor value, not oil reserves, production volume, or annual revenue.