Michael G. Barrett sold $6.7M of Magnite, Inc. (MGNI) stock

Michael G. Barrett, CEO of Magnite, Inc. (MGNI), sold 293,968 shares of MGNI stock worth $6.7M, per an SEC Form 4 filed Aug 7, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Aug 6, 2026, 1 day before it was made public.

MGNI has moved +2.0% since the trade date, from $24.32 to $24.80 (Sep 22, 2026 close).