InsiderTrades

Form 4 for MGNI MAGNITE, INC.

Accepted 2025-05-28 00:00:00 ET · period of report 2025-05-23 · accession 0001415889-25-014739 · 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
M 2025-05-28 2025-05-23+ MGNI Buonasera David CTO S - Sale $15.71 -12.4K 267.4K -4% -$194.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-05-27 S D 8,742 $16.00 258,702 D — —
2 Common Common Stock 2025-05-23 S D 3,653 $15.03 267,444 D — —