Bay shares experienced a significant boost, soaring 12% on Wednesday, following Meta’s announcement to expand Facebook Marketplace by allowing some eBay listings to appear on the platform. This strategic move aims to extend eBay’s reach and provide a seamless experience for buyers and sellers.

Meta said Wednesday that it will allow some Facebook users to view eBay listings on its Marketplace service, as it tries out a possible way to resolve European Union charges of anticompetitive behavior that the bloc leveled last year.

EBay’s stock price rose nearly 10% on Wednesday—one of its largest single-day increases in years—boosting the company’s market cap by about $3 billion to $33 billion. But the e-commerce company couldn’t credit a stellar earnings report or new product release for the sudden investor appetite;

Meta — whose platforms boast over 3 billion users worldwide — did not offer specifics on where in the state it plans to move the team.

Meta CEO Mark Zuckerberg recently announced major changes to the company’s content moderation policies ahead of Donald Trump’s second term as president. The company will end its third-party fact-checking program and rely on users to flag misleading or false information,

With Republicans back in control of both chambers of Congress and calling for new regulation of Big Tech, the Meta CEO is realigning with Trump.

Meta CEO Mark Zuckerberg banned Donald Trump from Facebook and Instagram, saying the risks of allowing him on the platforms were “simply too great” after Trump repeatedly used the sites to broadcast election lies and cheer on the January 6 mob.