MAGNITE, INC.
MGNI
65 insider filings · Latest: Oct 12, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 12, 2026 | Oct 14 8:30 PM | Paul CaineDirector | Sale | 12,500 | $25.29 | $316.1K | 124,901(D) | View → |
| Sep 17, 2026 | Sep 18 8:06 PM | Paul CaineDirector | Sale | 7,500 | $26.50 | $198.8K | 137,401(D) | View → |
| Sep 17, 2026 | Sep 18 8:05 PM | Douglas S KnopperDirector | Sale | 37,337 | $26.28 | $981.2K | 51,136(D) | View → |
| Sep 17, 2026 | Sep 17 8:57 PM | PAUL CAINE | Proposed Sale | 20,000 | $23.78 | $475.6K | — | View → |
| Sep 17, 2026 | Sep 17 8:35 PM | Douglas S. Knopper & Abigail L. Knopper TTEES of the Knopper Joint Mgmt Trust 11/15/13 | Proposed Sale | 37,337 | $23.78 | $887.9K | — | View → |
| Sep 14, 2026 | Sep 16 8:23 PM | David BuonaseraCHIEF TECHNOLOGY OFFICER | Sale | 1,165 | $24.00 | $28.0K | 245,155(D) | View → |
| Sep 14, 2026 | Sep 16 8:20 PM | Robert F SpillaneDirector | Sale | 10,363 | $23.76 | $246.2K | 57,715(D) | View → |
| Sep 14, 2026 | Sep 14 9:50 PM | ROBERT SPILLANE | Proposed Sale | 10,363 | $23.76 | $246.2K | — | View → |
| Sep 14, 2026 | Sep 14 8:45 PM | DAVID BUONASERA | Proposed Sale | 1,165 | $23.77 | $27.7K | — | View → |
| Sep 11, 2026 | Sep 11 8:19 PM | Katie Seitz EvansPresident, Product & Operations | Sale | 13,997 | $24.00 | $335.9K | 441,800(D) | View → |
| Sep 10, 2026 | Sep 11 8:15 PM | Aaron SaltzCHIEF LEGAL OFFICER | Sale | 40,000 | $23.41 | $936.4K | 224,389(D) | View → |
| Sep 10, 2026 | Sep 11 8:11 PM | Paul CaineDirector | Sale | 5,000 | $23.53 | $117.7K | 144,901(D) | View → |
| Sep 11, 2026 | Sep 11 8:08 PM | KATHERYN EVANS | Proposed Sale | 13,997 | $24.00 | $335.9K | — | View → |
| Sep 9, 2026 | Sep 10 8:39 PM | Katie Seitz EvansPresident, Product & Operations | Sale | 11,100 | $23.46 | $260.4K | 455,797(D) | View → |
| Sep 8, 2026 | Sep 10 8:39 PM | Katie Seitz EvansPresident, Product & Operations | Sale | 32,285 | $23.63 | $762.9K | 466,897(D) | View → |
| Sep 10, 2026 | Sep 10 8:36 PM | PAUL CAINE | Proposed Sale | 10,000 | $23.58 | $235.8K | — | View → |
| Sep 10, 2026 | Sep 10 8:36 PM | AARON SALTZ | Proposed Sale | 60,000 | $23.58 | $1.4M | — | View → |
| Sep 9, 2026 | Sep 9 8:53 PM | KATHERYN EVANS | Proposed Sale | 11,100 | $23.46 | $260.4K | — | View → |
| Sep 8, 2026 | Sep 8 8:09 PM | KATHERYN EVANS | Proposed Sale | 32,285 | $23.63 | $762.9K | — | View → |
| Sep 2, 2026 | Sep 3 8:56 PM | David BuonaseraCHIEF TECHNOLOGY OFFICER | Sale | 1,043 | $25.00 | $26.1K | 246,320(D) | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Sep 14, 2026 | Sep 16 8:20 PM | Robert F SpillaneDirector | Option Exercise | 10,363 | $5.17 | 0(D) | View → |
| Sep 8, 2026 | Sep 10 8:39 PM | Katie Seitz EvansPresident, Product & Operations | Option Exercise | 13,546 | $5.16 | 0(D) | View → |
| 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 → |