Form 4 Tracker
MAGNITE, INC.
MGNI

44 insider filings · Latest: Aug 13, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 26, 2025Aug 26 8:52 PMDIANE YU
Proposed Sale
20,000$25.23$504.6K

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Aug 25, 2025Aug 25 8:39 PMPAUL CAINE
Proposed Sale
12,500$24.16$302.0K

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Aug 25, 2025Aug 25 8:04 PMKATHERYN EVANS
Proposed Sale
8,345$26.00$217.0K

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Aug 19, 2025Aug 19 8:35 PMADAM L SOROCA
Proposed Sale
10,579$23.47$248.3K

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Aug 19, 2025Aug 19 8:17 PMSEAN P BUCKLEY
Proposed Sale
9,315$23.42$218.2K

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Aug 18, 2025Aug 16 12:33 AMAdam Lee Soroca
Proposed Sale
10,388$23.70$246.2K

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Aug 18, 2025Aug 16 12:31 AMKatie Seitz Evans
Proposed Sale
11,391$23.70$270.0K

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Aug 18, 2025Aug 16 12:30 AMAaron Saltz
Proposed Sale
6,265$23.70$148.5K

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Aug 18, 2025Aug 16 12:27 AMDavid Buonasera
Proposed Sale
8,510$23.70$201.7K

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Aug 18, 2025Aug 16 12:26 AMBrian Gephart
Proposed Sale
3,217$23.70$76.2K

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Aug 18, 2025Aug 16 12:23 AMSean Patrick Buckley
Proposed Sale
14,461$23.70$342.7K

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Aug 18, 2025Aug 16 12:22 AMDavid Day
Proposed Sale
14,518$23.70$344.1K

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Aug 18, 2025Aug 16 12:21 AMMICHAEL G. BARRETT
Proposed Sale
39,054$23.70$925.6K

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Aug 14, 2025Aug 14 8:09 PMAARON SALTZ
Proposed Sale
13,860$23.34$323.5K

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Aug 12, 2025Aug 12 8:06 PMRACHEL LAM
Proposed Sale
15,000$22.25$333.7K

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Jul 15, 2025Jul 15 6:31 PMBARRETT MICHAEL G.
Proposed Sale
70,900$23.27$1.7M

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Jul 10, 2025Jul 10 8:30 PMPAUL CAINE
Proposed Sale
15,000$23.69$355.4K

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Jul 3, 2025Jul 3 5:11 PMADAM L SOROCA
Proposed Sale
42,584$25.00$1.1M

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Jun 30, 2025Jun 30 8:15 PMKATHERYN EVANS
Proposed Sale
24,495$23.32$571.2K

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Jun 30, 2025Jun 30 8:05 PMDAVID BUONASERA
Proposed Sale
9,289$22.00$204.4K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Aug 6, 2026Aug 7 9:14 PMSean Patrick BuckleyPresident, Revenue & Market Strategy
Option Exercise
28,703$13.9057,405(D)

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Aug 6, 2026Aug 7 9:06 PMKatie Seitz EvansPresident, Product & Operations
Option Exercise
20,000$5.160(D)

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Aug 6, 2026Aug 7 9:00 PMMichael G. BarrettDirector, CEO
Option Exercise
293,968$5.800(D)

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Jul 15, 2026Jul 17 9:00 PMMichael G. BarrettDirector, CEO
Option Exercise
38,596$5.80293,968(D)

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Jun 29, 2026Jul 1 8:49 PMMichael G. BarrettDirector, CEO
Option Exercise
75,000$5.80332,564(D)

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Jun 16, 2026Jun 17 10:44 PMMichael G. BarrettDirector, CEO
Option Exercise
100,000$5.80407,564(D)

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Jun 15, 2026Jun 17 10:44 PMMichael G. BarrettDirector, CEO
Option Exercise
178,596$5.80507,564(D)

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