Evans Katie Seitz - 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, Evans Katie Seitz's relationship to MAGNITE, INC. (MGNI) is Officer (President, Operations), and currently has 383,735 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.
Evans Katie Seitz - Insider Non-Derivative Transactions of MGNI Common Stock
Evans Katie Seitz - 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) | 10354 | 14.15 | 383735 |
| Aug 28, 2025 | Sell -- (Common Stock) | 21509 | 25.52 | 394089 |
| Aug 26, 2025 | Sell -- (Common Stock) | 8345 | 26 | 415598 |
| Aug 19, 2025 | Sell -- (Common Stock) | 10487 | 23.85 | 423943 |
| Jul 1, 2025 | Sell -- (Common Stock) | 16137 | 24 | 434430 |
| Jul 1, 2025 | Sell -- (Common Stock) | 8358 | 22 | 450567 |
| Jul 1, 2025 | M -- (Common Stock) | 16137 | 3.61 | 458925 |
| Jun 17, 2025 | Sell -- (Common Stock) | 20000 | 18.5 | 442788 |
| Jun 17, 2025 | M -- (Common Stock) | 20000 | 3.61 | 462788 |
| Jun 6, 2025 | Sell -- (Common Stock) | 35000 | 17.36 | 442788 |
| Jun 6, 2025 | M -- (Common Stock) | 20000 | 3.61 | 477788 |
| May 16, 2025 | F -- (Common Stock) | 10860 | 15.88 | 457788 |
| Feb 16, 2025 | F -- (Common Stock) | 23481 | 20 | 468648 |
| Feb 8, 2025 | Sell -- (Common Stock) | 12520 | 20 | 492129 |
| Jan 10, 2025 | Acquisition -- (Common Stock) | 123479 | 0 | 504649 |
| Nov 16, 2024 | F -- (Common Stock) | 7483 | 15.85 | 381170 |
| Nov 12, 2024 | Sell -- (Common Stock) | 12824 | 16 | 388653 |
| Aug 16, 2024 | F -- (Common Stock) | 7483 | 12.51 | 401477 |
| Jun 14, 2024 | Sell -- (Common Stock) | 14541 | 13.77 | 408960 |
| May 16, 2024 | F -- (Common Stock) | 9448 | 9.8 | 423501 |
| Feb 16, 2024 | F -- (Common Stock) | 23105 | 9.74 | 432949 |
| Jan 3, 2024 | Acquisition -- (Common Stock) | 113821 | 0 | 456054 |
| Nov 16, 2023 | F -- (Common Stock) | 6800 | 7.89 | 342233 |
| Aug 17, 2023 | Sell -- (Common Stock) | 7038 | 8.31 | 349033 |
| Jul 12, 2023 | Sell -- (Common Stock) | 17774 | 15 | 356071 |
| Jun 13, 2023 | Sell -- (Common Stock) | 11098 | 13.43 | 373845 |
| May 17, 2023 | Sell -- (Common Stock) | 7450 | 10.88 | 384943 |
| Mar 2, 2023 | Sell -- (Common Stock) | 78155 | 10.99 | 392393 |
| Feb 16, 2023 | F -- (Common Stock) | 16067 | 13.27 | 470548 |
| Feb 15, 2023 | F -- (Common Stock) | 6819 | 11.82 | 486615 |
| Jan 2, 2023 | Acquisition -- (Common Stock) | 113821 | 0 | 493434 |
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