Trade Summary

2 days ago, Knopper Douglas S, serving as Dir at MAGNITE, INC. (MGNI), sold 37,337 shares at $18.10 per share, for a total transaction value of $675,799.70. Following this transaction, Knopper Douglas S now holds 125,810 shares of MGNI.

This sale represents a 22.89% decrease in Knopper Douglas S's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Tuesday, June 16, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, June 17, 2026 at 6:48 PM ET, 1 day after the trade was made.

MAGNITE, INC. operates in the COMMUNICATION SERVICES sector, specifically within the ADVERTISING AGENCIES industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.