Meta Platforms has asked the Ninth Circuit to halt proceedings in the trial court while its appeal moves forward, a procedural step that can have outsized strategic consequences in high-stakes litigation. The filing—“Motion to Stay Underlying Proceedings”—signals that Meta believes continued district court activity would undermine the value of the appellate process or impose burdens that cannot be effectively remedied later.

At a basic level, a stay motion asks the appellate court to preserve the status quo.