InsiderTrades

Form 4 for MGNI MAGNITE, INC.

Accepted 2026-02-18 00:00:00 ET · period of report 2026-02-15 · accession 0001725125-26-000003 · 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
2026-02-18 2026-02-18 MGNI Soroca Adam Lee Chief PRODUCT Off S - Sale $12.00 -21.5K 388.4K -5% -$258.3K
2026-02-18 2026-02-15 MGNI Soroca Adam Lee Chief PRODUCT Off F - Tax $11.70 -18.9K 410.0K -4% -$221.5K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-18 S D 21,529 $12.00 388,425 D — —
2 Common Common Stock 2026-02-15 F D 18,933 $11.70 409,954 D — —