European Regulators Probe Google and Meta Ad Pact. Wall Street Isn't Too Worried.

Alphabet’s Google and Meta Platforms are being investigated by antitrust regulators from the European Union and U.K., looking at whether the companies tried to restrict competition in digital advertising. Wall Street doesn’t seem too worried.

The European Commission and the U.K.’s Competition and Markets Authority each said they were investigating an agreement between the companies, known as Jedi Blue.

“Many...