Form 4 for MGNI MAGNITE, INC.
Accepted 2025-12-19 00:00:00 ET · period of report 2025-12-17 · accession 0001725125-25-000006 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-12-19 | 2025-12-17 | MGNI | Soroca Adam Lee | Chief PRODUCT Off | M - OptEx | $4.92 | +16.7K | 342.8K | +5% | +$81.9K |
| D | 2025-12-19 | 2025-12-17 | MGNI | Soroca Adam Lee | Chief PRODUCT Off | S - Sale+OE | $17.00 | -16.7K | 326.1K | -5% | -$283.2K |
| D | 2025-12-19 | 2025-12-17 | MGNI | Soroca Adam Lee | Chief PRODUCT Off | M - OptEx | $0.00 | -16.7K | 80.0K | -17% | $0 |
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 | 2025-12-17 | M | A | 16,656 | $4.92 | 342,770 | D | — | — | |
| 2 | Common | Common Stock | 2025-12-17 | S | D | 16,656 | $17.00 | 326,114 | D | — | — | |
| 3 | Derivative | Employee Stock Option (Right to Buy) | 2025-12-17 | M | D | 16,656 | $0.00 | 80,001 | D | $4.92 · — to 2029-02-20 | 16,656 Common Stock | (F3) Granted as compensation for services. (F2) The stock options have fully vested and are immediately exercisable. |