"According to the lawsuit, the defendant studios, including Pixar, Lucasfilm, and Blue Sky, schemed to avoid high wages for artists by discussing and agreeing to compensation ranges for employees – that is, pay for employees would not go above certain, agreed-upon levels, so that the studios could limit their payroll expenses." https://www.cartoonbrew.com/disney/federal-judge-dismisses-a...

Very similar to what Jobs did with other tech companies to drive down wages for engineers.

It was multiple studios, not Pixar alone. http://www.animationlawsuit.com/faqs.aspx

Catmull helmed an industry wide wage fixing campaign