| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For MGNI | |||||
| 2026-08-13 | Day, David | CHIEF FINANCIAL OFFICER | Sold | 26258 | $0.00 |
| 2026-08-10 | Caine, Paul | Director | Sold | 5000 | $24.35 |
| 2026-08-10 | Lam, Rachel | Director | Sold | 10000 | $24.16 |
| 2026-08-10 | Gephart, Brian | CHIEF ACCOUNTING OFFICER | Sold | 12479 | $24.68 |
| 2026-08-06 | Barrett, Michael G. | Director, CEO | Sold | 293968 | $0.00 |
| 2026-08-06 | Buonasera, David | CHIEF TECHNOLOGY OFFICER | Sold | 2602 | $24.00 |
| 2026-08-06 | Buonasera, David | CHIEF TECHNOLOGY OFFICER | Sold | 4176 | $22.81 |
| 2026-08-06 | Barrett, Michael G. | Director, CEO | Purchased | 293968 | $5.80 |
| 2026-08-06 | Barrett, Michael G. | Director, CEO | Sold | 293968 | $22.72 |
| 2026-08-06 | Knopper, Douglas S | Director | Sold | 37337 | $22.72 |
| 2026-08-06 | Buckley, Sean Patrick | See Remarks | Sold | 28703 | $0.00 |
| 2026-08-06 | Buckley, Sean Patrick | See Remarks | Sold | 19237 | $23.00 |
| 2026-08-06 | Buckley, Sean Patrick | See Remarks | Sold | 47942 | $25.09 |
| 2026-08-06 | Buckley, Sean Patrick | See Remarks | Purchased | 28703 | $13.90 |
| 2026-08-06 | Evans, Katie Seitz | See Remarks | Purchased | 20000 | $5.16 |
| 2026-08-06 | Buonasera, David | CHIEF TECHNOLOGY OFFICER | Sold | 871 | $25.00 |
| 2026-08-06 | Evans, Katie Seitz | See Remarks | Sold | 20000 | $24.00 |
| 2026-08-06 | Evans, Katie Seitz | See Remarks | Sold | 20000 | $0.00 |
| 2026-07-15 | Barrett, Michael G. | Director, CEO | Purchased | 38596 | $5.80 |
| 2026-07-15 | Barrett, Michael G. | Director, CEO | Sold | 38596 | $0.00 |