Meta's decision to showcase eBay listings on Facebook Marketplace is far from an admission of guilt. "While we disagree with and continue to appeal the European Commission’s decision on Facebook Marketplace, we are working quickly and constructively to build a solution which addresses the points raised," Meta stated in its announcement.

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;