InsiderTrades

Form 4 for MGNI MAGNITE, INC.

Accepted 2025-11-18 00:00:00 ET · period of report 2025-11-15 · accession 0001700262-25-000004 · 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
2025-11-18 2025-11-15 MGNI Evans Katie Seitz Pres, Ops F - Tax $14.15 -10.4K 383.7K -3% -$146.5K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-11-15 F D 10,354 $14.15 383,735 D — —