Magnite's top three insider shareholders as of April 28, 2026 are Katie Seitz Evans (President, Operations, 508.04K shares), David Day (Chief Financial Officer, 507.46K shares), Michael G. Barrett (Ceo, 412.16K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Katie Seitz Evans | President, Operations | 508,044 | 0 | 18 Feb, 2026 |
| David Day | Chief Financial Officer | 507,459 | 0 | 18 Feb, 2026 |
| Michael G. Barrett | Ceo | 412,162 | 0 | 18 Feb, 2026 |
| Sean Patrick Buckley | President, Revenue | 402,999 | 0 | 18 Feb, 2026 |
| Adam Lee Soroca | Chief Product Officer | 388,425 | 0 | 18 Feb, 2026 |
| David Buonasera | Chief Technology Officer | 302,095 | 0 | 18 Feb, 2026 |
| Aaron Saltz | Chief Legal Officer | 275,643 | 0 | 18 Feb, 2026 |
| Rachel Lam | - | 226,822 | 0 | 14 Aug, 2025 |
| James Allen Dove | Chief Technology Officer | 191,071 | 0 | 17 Aug, 2022 |
| Douglas S Knopper | - | 160,115 | 0 | 06 Jun, 2025 |
| Paul Caine | - | 153,603 | 0 | 28 Oct, 2025 |
| Sarah Patricia Harden | - | 149,939 | 0 | 06 Jun, 2025 |
| Brian Gephart | Chief Accounting Officer | 122,385 | 0 | 18 Feb, 2026 |
| Robert J Frankenberg | - | 119,090 | 0 | 16 Jun, 2023 |
| Lisa L Troe | - | 114,218 | 0 | 12 Jun, 2023 |
| David T. Pearson | - | 75,969 | 0 | 06 Jun, 2025 |
| Diane Yu | - | 67,481 | 0 | 27 Aug, 2025 |
| Robert F Spillane | - | 53,917 | 0 | 21 Nov, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 15 Feb, 2026 | Katie Seitz Evans | Common Stock | D | 27,428 | $11.70 | 508,044 | D | F |
| 15 Feb, 2026 | David Buonasera | Common Stock | D | 17,137 | $11.70 | 302,095 | D | F |
| 15 Feb, 2026 | Adam Lee Soroca | Common Stock | D | 18,933 | $11.70 | 409,954 | D | F |
| 15 Feb, 2026 | Brian Gephart | Common Stock | D | 6,149 | $11.70 | 122,385 | D | F |
| 15 Feb, 2026 | Aaron Saltz | Common Stock | D | 12,761 | $11.70 | 275,643 | D | F |
| 15 Feb, 2026 | Michael G. Barrett | Common Stock | D | 23,549 | $11.70 | 412,162 | D | F |
| 15 Feb, 2026 | Sean Patrick Buckley | Common Stock | D | 26,942 | $11.70 | 402,999 | D | F |
| 15 Feb, 2026 | David Day | Common Stock | D | 30,617 | $11.70 | 507,459 | D | F |
| 18 Feb, 2026 | Adam Lee Soroca | Common Stock | D | 21,529 | $12.00 | 388,425 | D | S |
| 09 Jan, 2026 | Aaron Saltz | Common Stock | A | 28,215 | $0.00 | 303,430 | D | M |
| 09 Jan, 2026 | Adam Lee Soroca | Common Stock | A | 51,300 | $0.00 | 454,217 | D | M |
| 09 Jan, 2026 | Sean Patrick Buckley | Common Stock | A | 64,125 | $0.00 | 460,310 | D | M |
| 09 Jan, 2026 | David Buonasera | Common Stock | A | 22,935 | $0.00 | 331,562 | D | M |
| 09 Jan, 2026 | Katie Seitz Evans | Common Stock | A | 51,300 | $0.00 | 562,308 | D | M |
| 09 Jan, 2026 | Michael G. Barrett | Common Stock | A | 213,750 | $0.00 | 545,453 | D | M |
| 09 Jan, 2026 | David Day | Common Stock | A | 72,675 | $0.00 | 573,245 | D | M |
| 09 Jan, 2026 | Sean Patrick Buckley | Common Stock | D | 30,369 | $16.17 | 429,941 | D | F |
| 09 Jan, 2026 | Michael G. Barrett | Common Stock | D | 109,742 | $16.17 | 435,711 | D | F |
| 09 Jan, 2026 | Aaron Saltz | Common Stock | D | 15,026 | $16.17 | 288,404 | D | F |
| 09 Jan, 2026 | Katie Seitz Evans | Common Stock | D | 26,836 | $16.17 | 535,472 | D | F |