MAGNITE, INC.
MGNI
44 insider filings · Latest: Aug 13, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 14, 2026 | Aug 14 8:45 PM | PAUL CAINE | Proposed Sale | 2,500 | $24.58 | $61.5K | — | View → |
| Aug 10, 2026 | Aug 12 8:54 PM | Brian GephartCHIEF ACCOUNTING OFFICER | Sale | 12,479 | $24.68 | $308.0K | 106,117(D) | View → |
| Aug 10, 2026 | Aug 12 8:51 PM | Rachel LamDirector | Sale | 10,000 | $24.16 | $241.6K | 230,620(D) | View → |
| Aug 10, 2026 | Aug 12 8:49 PM | Paul CaineDirector | Sale | 5,000 | $24.35 | $121.8K | 157,401(D) | View → |
| Aug 10, 2026 | Aug 10 8:21 PM | RACHEL LAM | Proposed Sale | 10,000 | $24.16 | $241.6K | — | View → |
| Aug 10, 2026 | Aug 10 8:16 PM | BRIAN GEPHART | Proposed Sale | 12,479 | $24.68 | $308.0K | — | View → |
| Aug 6, 2026 | Aug 7 9:14 PM | Sean Patrick BuckleyPresident, Revenue & Market Strategy | Sale | 67,179 | $24.49 | $1.6M | 315,805(D) | View → |
| Aug 6, 2026 | Aug 7 9:10 PM | Douglas S KnopperDirector | Sale | 37,337 | $22.72 | $848.3K | 88,473(D) | View → |
| Aug 6, 2026 | Aug 7 9:09 PM | David BuonaseraCHIEF TECHNOLOGY OFFICER | Sale | 7,649 | $23.46 | $179.5K | 260,836(D) | View → |
| Aug 6, 2026 | Aug 7 9:06 PM | Katie Seitz EvansPresident, Product & Operations | Sale | 20,000 | $24.00 | $480.0K | 496,840(D) | View → |
| Aug 6, 2026 | Aug 7 9:00 PM | Michael G. BarrettDirector, CEO | Sale | 293,968 | $22.72 | $6.7M | 403,074(D) | View → |
| Aug 6, 2026 | Aug 6 8:25 PM | SEAN BUCKLEY | Proposed Sale | 67,179 | $20.67 | $1.4M | — | View → |
| Aug 6, 2026 | Aug 6 8:24 PM | DOUGLAS KNOPPER | Proposed Sale | 19,128 | $20.67 | $395.4K | — | View → |
| Aug 6, 2026 | Aug 6 8:24 PM | KATHERYN EVANS | Proposed Sale | 20,000 | $24.00 | $480.0K | — | View → |
| Aug 6, 2026 | Aug 6 8:24 PM | Douglas S. Knopper & Abigail L. Knopper TTEES of the Knopper Joint Mgmt Trust 11/15/13 | Proposed Sale | 18,209 | $20.67 | $376.4K | — | View → |
| Aug 6, 2026 | Aug 6 8:22 PM | DAVID BUONASERA | Proposed Sale | 7,649 | $23.46 | $179.5K | — | View → |
| Aug 6, 2026 | Aug 6 8:01 PM | MICHAEL G BARRETT | Proposed Sale | 293,968 | $22.72 | $6.7M | — | View → |
| Jul 15, 2026 | Jul 17 9:00 PM | Michael G. BarrettDirector, CEO | Sale | 38,596 | $20.35 | $785.4K | 403,074(D) | View → |
| Jul 15, 2026 | Jul 15 8:20 PM | MICHAEL G BARRETT | Proposed Sale | 38,596 | $20.35 | $785.5K | — | View → |
| Jul 10, 2026 | Jul 14 9:50 PM | Paul CaineDirector | Sale | 5,000 | $20.64 | $103.2K | 162,401(D) | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Aug 6, 2026 | Aug 7 9:14 PM | Sean Patrick BuckleyPresident, Revenue & Market Strategy | Option Exercise | 28,703 | $13.90 | 57,405(D) | View → |
| Aug 6, 2026 | Aug 7 9:06 PM | Katie Seitz EvansPresident, Product & Operations | Option Exercise | 20,000 | $5.16 | 0(D) | View → |
| Aug 6, 2026 | Aug 7 9:00 PM | Michael G. BarrettDirector, CEO | Option Exercise | 293,968 | $5.80 | 0(D) | View → |
| Jul 15, 2026 | Jul 17 9:00 PM | Michael G. BarrettDirector, CEO | Option Exercise | 38,596 | $5.80 | 293,968(D) | View → |
| Jun 29, 2026 | Jul 1 8:49 PM | Michael G. BarrettDirector, CEO | Option Exercise | 75,000 | $5.80 | 332,564(D) | View → |
| Jun 16, 2026 | Jun 17 10:44 PM | Michael G. BarrettDirector, CEO | Option Exercise | 100,000 | $5.80 | 407,564(D) | View → |
| Jun 15, 2026 | Jun 17 10:44 PM | Michael G. BarrettDirector, CEO | Option Exercise | 178,596 | $5.80 | 507,564(D) | View → |