Form 4: Magnite Insider Sells Shares Under 10b5-1 Plan
Insider Transaction Report
Magnite, Inc. reports a Form 4 filing detailing a transaction by Sean Patrick Buckley, President of Revenue & Market Strategy, involving the sale of common stock under a pre-arranged 10b5-1 trading plan.
Summary
- Sean Patrick Buckley, President of Revenue & Market Strategy at Magnite, Inc., reported a transaction on June 17, 2026.
- The transaction involved the disposition of 19,233 shares of common stock.
- The sale was executed at a price of $19 per share.
- This transaction was conducted under a Rule 10b5-1 trading plan adopted by Mr. Buckley on September 10, 2025.
- Following this transaction, Mr. Buckley beneficially owns 373,514 shares of common stock directly.
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as a neutral event, as the transaction was conducted under a pre-established Rule 10b5-1 plan, mitigating concerns about opportunistic insider selling.
Negatives
- Insider selling of company stock can sometimes be perceived negatively by the market, although this sale was conducted under a pre-established trading plan.
Risks
- The Rule 10b5-1 plan is designed to mitigate insider trading concerns, but the sale itself represents a reduction in direct beneficial ownership by a key executive.
Future Outlook
The filing itself does not contain forward-looking statements or guidance. The transaction was executed under a pre-existing trading plan.
Industry Context
StockSavvy.ai notes that insider transactions, particularly sales under Rule 10b5-1 plans, are common in the ad-tech industry as executives manage their personal portfolios. Such plans allow for predetermined sales without raising immediate insider trading concerns.
Stakeholder Impact
- Shareholders: The sale, being part of a pre-arranged plan, is unlikely to cause significant immediate concern, but continued insider selling could be monitored.
Key Dates
| Date | Description |
|---|---|
| 09/10/2025 | Date Rule 10b5-1 trading plan was adopted by Sean Patrick Buckley. |
| 06/17/2026 | Date of the reported stock disposition transaction. |
| 06/18/2026 | Date the Form 4 filing was signed. |
Keywords
Magnite, MGNI, Form 4, Insider Trading, 10b5-1 Plan, Stock Sale, Sean Patrick Buckley, Executive Transactions, Beneficial Ownership
Disclaimer:The information provided here is for general informational purposes only and does not constitute financial advice, recommendation, or endorsement of any kind. It may contain errors or omissions. You should not rely on this information to make financial decisions. Always seek the advice of a qualified financial professional before making any investment or financial decisions. Use of this information is at your own risk.