Mark Ruffalo's social media attack on Paramount's incoming ownership structure has triggered a sharp corporate rebuke, with the studio calling the actor's rhetoric antisemitic and warning it violates the company's values.

On Friday, Ruffalo, known for roles in the Marvel Cinematic Universe and films like "Spotlight" and "Poor Things," posted criticism targeting David and Larry Ellison in connection with Paramount's ongoing ownership transition. The actor characterized the Ellisons' influence as "powering some of the most destructive and inhuman forces in the world." Paramount responded swiftly through a spokesperson, stating the company is "troubled when antisemitic tropes are invoked" and emphasized that Paramount "does not tolerate prejudice of any kind."

The statement from the David Ellison-controlled studio did not elaborate on specific antisemitic language or imagery in Ruffalo's post, but the accusation represents an escalation in tensions surrounding Paramount's corporate restructuring. David Ellison, son of Oracle founder Larry Ellison, closed his acquisition of National Amusements' controlling stake in Paramount in 2023, positioning himself as the studio's principal power broker. That shift reshaped the media landscape by placing one of Hollywood's oldest and most established studios under new leadership.

Ruffalo has built a public profile as an outspoken progressive activist, frequently using his platform to critique corporate power structures and geopolitical issues. His comments about the Ellisons appear to fit that pattern, though Paramount's accusation of antisemitic language suggests his phrasing crossed lines the studio deemed unacceptable. The specifics of what triggered the antisemitism charge remain unclear from the studio's brief statement, but such allegations carry weight in the entertainment industry and broader discourse.

This clash underscores growing tension between A-list talent and corporate ownership in Hollywood. Actors increasingly leverage social media to comment on studio decisions, executive leadership, and business practices. Studios, meanwhile, have shown willingness to publicly defend themselves and their leadership against perceived attacks. The situation reflects broader cultural conversations about corporate accountability, activist rhetoric, and how language gets deployed in debates about power and influence.

For Paramount, the statement represents a defensive posture at a moment when the studio continues navigating post-acquisition integration under Ellison's watch. The company has undergone significant restructuring, including layoffs and strategic realignments across its television and film divisions. Public disputes with bankable stars like Ruffalo add unwanted friction to an already complex transition period.

Ruffalo's subsequent response or clarification remains to be seen. The actor has not withdrawn or apologized for his remarks as of reporting time. The incident highlights how quickly social media controversies can escalate between Hollywood talent and corporate entities, and how accusations of antisemitism function as particularly potent rhetorical weapons in entertainment industry disputes. Whether this erupts into prolonged conflict or fades as a brief flashpoint depends partly on whether Ruffalo engages further with Paramount's counter-attack or pivots away from the issue.