Magnite (MGNI) Director Paul Caine Sells 7,500 Shares

What Happened
Paul Caine, a director of Magnite, sold 7,500 shares on 2026-09-17 at $26.50 per share, generating proceeds of $198,750. The transaction was a sale (not a purchase) and was executed under a pre-established trading arrangement.

Key Details

• Transaction date: 2026-09-17; Price: $26.50 per share; Total proceeds: $198,750.
• Transaction type: Sale (open-market/private sale as reported).
• Footnote: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Caine on August 20, 2025.
• Filing: Report period 2026-09-17, filed 2026-09-18 — appears timely based on the provided dates.
• Shares owned after transaction: Not specified in the provided summary.

Context
A 10b5-1 plan allows insiders to sell shares according to a pre-set schedule and is commonly used to avoid timing issues; such planned sales are typically considered routine and do not by themselves indicate insider sentiment. This report documents a sale, which is less informative about bullish conviction than a purchase would be.