Form 4 for MGNI MAGNITE, INC.
Accepted 2026-08-07 17:10:56 ET · period of report 2026-08-06 · accession 0001350876-26-000003 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-08-07 17:10 | 2026-08-06 | MGNI | Knopper Douglas S | Dir | S - Sale | $22.72 | -37.3K | 88.5K | -30% | -$848.3K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-08-06 | S | D | 37,337 | $22.72 | 88,473 | D | — | — | (F1) The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025. |