Form 4 for MGNI MAGNITE, INC.
Accepted 2025-06-26 00:00:00 ET · period of report 2025-06-24 · accession 0001415889-25-018286 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-06-26 | 2025-06-24+ | MGNI | Day David | CFO | M - OptEx | $5.28 | +71.0K | 479.5K | +17% | +$374.9K |
| DM | 2025-06-26 | 2025-06-24+ | MGNI | Day David | CFO | S - Sale+OE | $20.46 | -71.0K | 443.5K | -14% | -$1.45M |
| DM | 2025-06-26 | 2025-06-24+ | MGNI | Day David | CFO | M - OptEx | $0.00 | -71.0K | 80.8K | -47% | $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 | 2025-06-24 | M | A | 35,000 | $5.28 | 478,528 | D | — | — | |
| 2 | Common | Common Stock | 2025-06-26 | M | A | 36,000 | $5.28 | 479,528 | D | — | — | |
| 3 | Common | Common Stock | 2025-06-26 | S | D | 36,000 | $20.95 | 443,528 | D | — | — | |
| 4 | Common | Common Stock | 2025-06-24 | S | D | 35,000 | $19.95 | 443,528 | D | — | — | |
| 5 | Derivative | Employee Stock Option (Right to Buy) | 2025-06-26 | M | D | 36,000 | $0.00 | 44,784 | D | $5.28 · — to 2030-04-01 | 36,000 Common Stock | (F3) Granted as compensation for services. (F2) 25% of the stock options vested on April 1, 2021 and the remaining options shares vested in 36 equal installments each calendar month thereafter. |
| 6 | Derivative | Employee Stock Option (Right to Buy) | 2025-06-24 | M | D | 35,000 | $0.00 | 80,784 | D | $5.28 · — to 2030-04-01 | 35,000 Common Stock | (F3) Granted as compensation for services. (F2) 25% of the stock options vested on April 1, 2021 and the remaining options shares vested in 36 equal installments each calendar month thereafter. |