Form 4 Tracker
MAGNITE, INC.
MGNI

44 insider filings · Latest: Aug 13, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 30, 2025Jun 30 8:02 PMDAVID DAY
Proposed Sale
21,682$22.00$477.0K

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Jun 30, 2025Jun 30 8:01 PMAARON SALTZ
Proposed Sale
17,574$22.00$386.6K

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Jun 26, 2025Jun 26 8:10 PMDAVID DAY
Proposed Sale
36,000$20.95$754.2K

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Jun 24, 2025Jun 25 6:38 PMBARRETT MICHAEL G.
Proposed Sale
300,000$20.00$6.0M

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Jun 24, 2025Jun 24 8:44 PMPAUL CAINE
Proposed Sale
5,000$18.89$94.5K

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Jun 24, 2025Jun 24 8:36 PMDAVID DAY
Proposed Sale
35,000$19.95$698.3K

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Jun 24, 2025Jun 24 8:10 PMADAM SOROCA
Proposed Sale
44,519$20.00$890.4K

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Jun 18, 2025Jun 23 9:16 PMBARRETT MICHAEL G.
Proposed Sale
30,000$19.00$570.0K

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Jun 18, 2025Jun 18 8:56 PMDAVID DAY
Proposed Sale
38,146$18.95$722.9K

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Jun 18, 2025Jun 18 8:25 PMJAMES S ROSSMAN
Proposed Sale
137,007$18.78$2.6M

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Jun 16, 2025Jun 17 4:04 PMBARRETT MICHAEL G.
Proposed Sale
45,000$17.76$799.0K

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Jun 16, 2025Jun 16 9:26 PMKATHERYN EVANS
Proposed Sale
20,000$18.50$370.0K

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Jun 16, 2025Jun 16 8:14 PMAARON SALTZ
Proposed Sale
16,788$17.50$293.8K

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Jun 10, 2025Jun 10 8:03 PMROBERT SPILLANE
Proposed Sale
15,000$17.57$263.6K

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Jun 6, 2025Jun 6 8:28 PMADAM SOROCA
Proposed Sale
8,328$17.70$147.4K

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Jun 6, 2025Jun 6 8:04 PMDAVID PEARSON
Proposed Sale
11,512$17.60$202.6K

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Jun 5, 2025Jun 5 8:37 PMKATHERYN EVANS
Proposed Sale
35,000$17.36$607.7K

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Jun 4, 2025Jun 4 9:33 PMAARON SALTZ
Proposed Sale
15,330$16.71$256.1K

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May 27, 2025May 27 8:13 PMDAVID BUONASERA
Proposed Sale
8,742$16.00$139.9K

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May 23, 2025May 23 8:09 PMDAVID BUONASERA
Proposed Sale
3,653$15.03$54.9K

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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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