Buckley Sean Patrick - Insider Non-Derivative Transactions at MAGNITE, INC. (MGNI) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Nov 24, 2025, Buckley Sean Patrick's relationship to MAGNITE, INC. (MGNI) is Officer (President, Revenue), and currently has 268,912 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other MGNI insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Buckley Sean Patrick - Insider Non-Derivative Transactions of MGNI Common Stock
Buckley Sean Patrick - Insider Non-Derivative Transactions at MGNI
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Nov 25, 2025 | Sell -- (Common Stock) | 2213 | 14.5 | 268912 |
| Nov 19, 2025 | Sell -- (Common Stock) | 4426 | 13.36 | 271125 |
| Nov 16, 2025 | F -- (Common Stock) | 11642 | 14.15 | 275551 |
| Sep 10, 2025 | Sell -- (Common Stock) | 20000 | 24.61 | 287193 |
| Sep 9, 2025 | Sell -- (Common Stock) | 20000 | 25.56 | 307193 |
| Aug 20, 2025 | Sell -- (Common Stock) | 9315 | 23.42 | 327193 |
| Aug 19, 2025 | Sell -- (Common Stock) | 10886 | 23.85 | 336508 |
| May 17, 2025 | Sell -- (Common Stock) | 9692 | 15.73 | 347394 |
| May 16, 2025 | F -- (Common Stock) | 15049 | 15.88 | 357086 |
| Feb 20, 2025 | Sell -- (Common Stock) | 10527 | 19.13 | 370558 |
| Feb 16, 2025 | F -- (Common Stock) | 27444 | 20 | 381085 |
| Feb 8, 2025 | Sell -- (Common Stock) | 18693 | 20 | 408529 |
| Jan 10, 2025 | Acquisition -- (Common Stock) | 123479 | 0 | 427222 |
| Nov 19, 2024 | Sell -- (Common Stock) | 10001 | 15.6 | 303743 |
| Nov 16, 2024 | F -- (Common Stock) | 10133 | 15.85 | 313744 |
| Nov 12, 2024 | Sell -- (Common Stock) | 2619 | 15.5 | 323877 |
| Nov 12, 2024 | Sell -- (Common Stock) | 2623 | 14.5 | 326496 |
| Aug 21, 2024 | Sell -- (Common Stock) | 2623 | 13.5 | 329119 |
| Aug 20, 2024 | Sell -- (Common Stock) | 2623 | 12.53 | 331742 |
| Aug 16, 2024 | F -- (Common Stock) | 9646 | 12.51 | 334365 |
| Jul 17, 2024 | Sell -- (Common Stock) | 19604 | 15.5 | 344011 |
| Jul 16, 2024 | Sell -- (Common Stock) | 19607 | 14.5 | 363615 |
| Jun 6, 2024 | Sell -- (Common Stock) | 21653 | 13.5 | 383222 |
| May 25, 2024 | Sell -- (Common Stock) | 2682 | 12.5 | 404875 |
| May 17, 2024 | Sell -- (Common Stock) | 16925 | 12.5 | 407557 |
| May 16, 2024 | F -- (Common Stock) | 9407 | 9.8 | 421210 |
| Feb 16, 2024 | F -- (Common Stock) | 24110 | 9.74 | 430617 |
| Jan 3, 2024 | Acquisition -- (Common Stock) | 142276 | 0 | 454727 |
| Nov 16, 2023 | F -- (Common Stock) | 5078 | 7.89 | 312451 |
| Aug 17, 2023 | Sell -- (Common Stock) | 5273 | 8.31 | 317529 |
| Jun 3, 2023 | Sell -- (Common Stock) | 12219 | 12.99 | 322802 |
| May 17, 2023 | Sell -- (Common Stock) | 5640 | 10.88 | 335021 |
| Feb 16, 2023 | F -- (Common Stock) | 15401 | 13.27 | 336205 |
| Jan 2, 2023 | Acquisition -- (Common Stock) | 142276 | 0 | 351606 |
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