MAGNITE, INC. (MGNI) Insider Trading -- Recent Executive & Director Transactions

16 insiders reported 186 Form 4 transactions for MAGNITE, INC. (MGNI) over the past 18 months (most recent 2026-07-02). Recent activity: Buonasera David (CHIEF TECHNOLOGY OFFICER) Sell 9,376 shares, BARRETT MICHAEL G. (CEO) Buy 75,000 shares, BARRETT MICHAEL G. (CEO) Sell 75,000 shares, Buckley Sean Patrick (See Remarks) Sell 19,233 shares, BARRETT MICHAEL G. (CEO) Buy 178,596 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-07-02Buonasera DavidCHIEF TECHNOLOGY OFFICERSell9,376$187,520
2026-07-01BARRETT MICHAEL G.CEOBuy75,000$435,000
2026-07-01BARRETT MICHAEL G.CEOSell75,000$1.5M
2026-06-18Buckley Sean PatrickSee RemarksSell19,233$365,427
2026-06-17BARRETT MICHAEL G.CEOBuy178,596$1.0M
2026-06-17Knopper Douglas SDirectorSell37,337$675,800
2026-06-17Buonasera DavidCHIEF TECHNOLOGY OFFICERSell1,057$17,969
2026-06-17BARRETT MICHAEL G.CEOSell178,596$3.0M
2026-06-17Buonasera DavidCHIEF TECHNOLOGY OFFICERSell11,233$202,194
2026-06-17BARRETT MICHAEL G.CEOBuy100,000$580,000
2026-06-17Buonasera DavidCHIEF TECHNOLOGY OFFICERSell1,409$26,771
2026-06-17BARRETT MICHAEL G.CEOSell100,000$1.8M
2026-06-10Knopper Douglas SDirectorBuy13,798$0
2026-06-10Rossman JamesDirectorBuy13,798$0
2026-06-10Caine PaulDirectorBuy13,798$0
2026-06-10PEARSON DAVID T.DirectorBuy13,798$0
2026-06-10Lam RachelDirectorBuy13,798$0
2026-06-10Spillane Robert FDirectorBuy13,798$0
2026-06-10Harden Sarah PatriciaDirectorBuy13,798$0
2026-06-10Yu DianeDirectorBuy13,798$0
2026-06-10Knopper Douglas SDirectorSell10,766$169,349
2026-06-10PEARSON DAVID T.DirectorSell10,766$168,488
2026-06-03Buonasera DavidCHIEF TECHNOLOGY OFFICERSell1,409$21,135
2026-05-21Spillane Robert FDirectorSell10,000$133,300
2026-05-19BARRETT MICHAEL G.CEOSell10,404$133,379

Source: SEC Form 4 filings · as of 2026-07-02