Magnite is trading 4.34% up at $24.57 after no clearly disclosed company-specific catalyst emerged for September 11, 2026.

  • Recent coverage highlighted strong CTV growth and potential benefits from Google antitrust remedies.
  • Magnite announced its first agentic EMEA campaign, but reporting does not explicitly connect either development to the pre-market move.
  • U.S. futures are modestly higher, offering limited broader-market support.