California judge rejects bid for new trial in youth social media “addiction” case involving Google and Meta

A California judge has denied a request for a new trial in a lawsuit brought over alleged youth harm from social media use, according to a market update published Tuesday by Yahoo Finance.

The ruling targets efforts by Google and Meta Platforms, two of the biggest companies in the online advertising and social-media ecosystem. The decision means the parties do not get a fresh jury attempt at this stage, even as they continue to contest the case’s claims.

The Yahoo Finance report frames the latest development as part of the ongoing back-and-forth around the scope of liability and trial conduct in the matter, which centers on allegations that platforms contribute to addictive or harmful patterns among children and teens.

Google is identified in the update with a response that was included in a later portion of the article. The report’s framing indicates the company was reacting to the court’s refusal to restart the case, rather than introducing new substantive facts in the update itself.

Beyond the immediate procedural impact, the case sits in a broader policy and regulatory climate in which lawmakers, regulators, and advocacy groups have pushed for greater responsibility from social platforms, particularly regarding child safety. Companies in the sector have argued that their products are not designed to harm users and that the legal theory at issue overreaches.

Still, many of the specifics that typically matter to investors and watchers of the litigation are not laid out in the Yahoo Finance update itself. The report does not provide, in the text available here, details such as the prior trial’s damages figures or the exact legal grounds the judge used to deny a new trial, nor does it describe whether the parties will appeal or pursue other next steps. As a result, it is difficult to assess from this update alone whether the decision indicates an adverse direction on core liability questions or is narrower and more procedural.

For Alphabet and Meta, what to watch next is the litigation calendar and the legal posture after the denial. If the parties seek appellate review, the framing of any appeal could shift the balance of risk over time. Separately, continued public scrutiny of youth impacts remains a live issue for platforms, which affects not only litigation strategy but also product policy, moderation practices, and marketing decisions. Until more court documents or detailed company statements are available, the market will likely treat Tuesday’s update primarily as a timing and process announcement rather than a final determination on the merits.