BARRETT MICHAEL G. - Insider Non-Derivative Transactions at MAGNITE, INC. (MGNI) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Nov 15, 2025, BARRETT MICHAEL G.'s relationship to MAGNITE, INC. (MGNI) is Director,Officer (CEO), and currently has 237,659 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.
BARRETT MICHAEL G. - Insider Non-Derivative Transactions of MGNI Common Stock
BARRETT MICHAEL G. - Insider Non-Derivative Transactions at MGNI
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Nov 16, 2025 | F -- (Common Stock) | 12198 | 14.15 | 237659 |
| Aug 19, 2025 | Sell -- (Common Stock) | 35951 | 23.85 | 249857 |
| Jul 16, 2025 | Sell -- (Common Stock) | 70900 | 23.27 | 285808 |
| Jun 25, 2025 | Sell -- (Common Stock) | 300000 | 20.01 | 356708 |
| Jun 19, 2025 | Sell -- (Common Stock) | 30000 | 19 | 656708 |
| Jun 17, 2025 | Sell -- (Common Stock) | 45000 | 17.76 | 686708 |
| May 16, 2025 | F -- (Common Stock) | 13086 | 15.88 | 731708 |
| Feb 16, 2025 | F -- (Common Stock) | 26499 | 20 | 743217 |
| Feb 6, 2025 | F -- (Common Stock) | 55675 | 17.97 | 769716 |
| Feb 6, 2025 | M -- (Common Stock) | 108360 | 0 | 825391 |
| Jan 10, 2025 | Acquisition -- (Common Stock) | 82117 | 0 | 717031 |
| Dec 5, 2024 | Sell -- (Common Stock) | 147996 | 17.52 | 634914 |
| Nov 26, 2024 | Sell -- (Common Stock) | 27004 | 17.63 | 782910 |
| Nov 16, 2024 | Sell -- (Common Stock) | 100000 | 16.14 | 809914 |
| Nov 16, 2024 | F -- (Common Stock) | 9638 | 15.85 | 909914 |
| Nov 12, 2024 | Sell -- (Common Stock) | 25000 | 15 | 919552 |
| Aug 16, 2024 | Sell -- (Common Stock) | 75000 | 12.63 | 944552 |
| Aug 16, 2024 | F -- (Common Stock) | 32941 | 12.51 | 1019552 |
| Jul 16, 2024 | Sell -- (Common Stock) | 100000 | 15 | 1052493 |
| May 16, 2024 | Sell -- (Common Stock) | 75000 | 9.02 | 1152493 |
| May 16, 2024 | F -- (Common Stock) | 10441 | 9.8 | 1224221 |
| Mar 16, 2024 | Sell -- (Common Stock) | 75000 | 11.21 | 1234662 |
| Feb 16, 2024 | F -- (Common Stock) | 20400 | 9.74 | 1309392 |
| Jan 3, 2024 | Acquisition -- (Common Stock) | 121951 | 0 | 1329792 |
| Nov 16, 2023 | F -- (Common Stock) | 11362 | 7.89 | 1207841 |
| Nov 16, 2023 | Sell -- (Common Stock) | 75000 | 7.8 | 1219203 |
| Aug 17, 2023 | Sell -- (Common Stock) | 35869 | 8.31 | 1294203 |
| Aug 16, 2023 | Sell -- (Common Stock) | 75000 | 8.52 | 1330072 |
| Jul 12, 2023 | Sell -- (Common Stock) | 25000 | 15.02 | 1405072 |
| Jun 1, 2023 | Sell -- (Common Stock) | 75000 | 11.69 | 1430072 |
| May 17, 2023 | Sell -- (Common Stock) | 24679 | 10.88 | 1505072 |
| Apr 5, 2023 | F -- (Common Stock) | 69743 | 9.05 | 1527780 |
| Apr 5, 2023 | M -- (Common Stock) | 138014 | 0 | 1597523 |
| Mar 16, 2023 | Sell -- (Common Stock) | 75000 | 8.39 | 1459509 |
| Feb 16, 2023 | F -- (Common Stock) | 17678 | 13.27 | 1534509 |
| Jan 2, 2023 | Acquisition -- (Common Stock) | 121951 | 0 | 1552187 |
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