Gephart Brian
SEC CIK 1778484 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| MGNI | MAGNITE, INC. | CAO | 102.3K | — | $1.60M | 30 | 2021-07-01 | 2026-08-15 |
Most active insiders at MGNI, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | BARRETT MICHAEL G. | CEO, Dir | — | $13.64M |
| 2 | Buckley Sean Patrick | See Remarks | — | $2.78M |
| 3 | Knopper Douglas S | Dir | — | $2.67M |
| 4 | Evans Katie Seitz | See Remarks | — | $1.84M |
| 5 | Harden Sarah Patricia | Dir | — | $1.15M |
| 6 | Saltz Aaron | CLO | — | $936.4K |
| 7 | Buonasera David | CTO | — | $840.6K |
| 8 | Caine Paul | Dir | — | $828.9K |
| 9 | Soroca Adam Lee | Chief PRODUCT Off | — | $685.1K |
| 10 | Spillane Robert F | Dir | — | $557.3K |
| 11 | Gephart Brian | CAO | — | $308.0K |
Transactions 30
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-18 16:20 | 2026-08-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $24.73 | -3,789 | 102.3K | -4% | -$93.7K | |
| 2026-08-12 16:54 | 2026-08-10 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $24.68 | -12.5K | 106.1K | -11% | -$308.0K | |
| 2026-05-19 17:00 | 2026-05-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $12.82 | -3,789 | 118.6K | -3% | -$48.6K | |
| 2026-02-18 | 2026-02-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $11.70 | -6,149 | 122.4K | -5% | -$71.9K | |
| 2026-01-05 | 2026-01-01 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | A - Grant | $0.00 | +39.2K | 128.5K | +44% | $0 | |
| 2025-11-18 | 2025-11-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $14.15 | -3,549 | 89.3K | -4% | -$50.2K | |
| 2025-09-05 | 2025-09-04 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $24.71 | -27.7K | 92.9K | -23% | -$683.8K | |
| 2025-08-20 | 2025-08-18 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $23.85 | -2,961 | 120.6K | -2% | -$70.6K | |
| 2025-05-16 | 2025-05-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $15.88 | -3,045 | 123.5K | -2% | -$48.4K | |
| 2025-05-14 | 2025-05-12 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $16.16 | -6,334 | 126.6K | -5% | -$102.4K | |
| 2025-03-05 | 2025-03-03 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $16.00 | -6,250 | 132.9K | -4% | -$100.0K | |
| 2025-02-19 | 2025-02-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $20.00 | -6,749 | 139.2K | -5% | -$135.0K | |
| 2025-01-06 | 2025-01-02 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | A - Grant | $0.00 | +33.1K | 145.9K | +29% | $0 | |
| 2024-11-19 | 2024-11-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $15.85 | -2,031 | 115.0K | -2% | -$32.2K | |
| 2024-11-19 | 2024-11-18 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $15.60 | -2,156 | 112.8K | -2% | -$33.6K | |
| 2024-11-13 | 2024-11-11 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $15.00 | -2,156 | 117.0K | -2% | -$32.3K | |
| 2024-08-16 | 2024-08-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $12.51 | -2,031 | 119.1K | -2% | -$25.4K | |
| 2024-07-17 | 2024-07-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $15.00 | -16.2K | 121.2K | -12% | -$242.5K | |
| 2024-05-17 | 2024-05-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $9.80 | -2,004 | 137.3K | -1% | -$19.6K | |
| 2024-02-16 | 2024-02-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $9.74 | -5,650 | 139.3K | -4% | -$55.0K | |
| 2024-01-04 | 2024-01-02 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | A - Grant | $0.00 | +50.7K | 145.0K | +54% | $0 | |
| 2023-11-17 | 2023-11-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $7.89 | -1,100 | 94.3K | -1% | -$8,679 | |
| 2023-08-18 | 2023-08-16 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $8.31 | -1,141 | 95.4K | -1% | -$9,482 | |
| 2023-05-18 | 2023-05-16 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | S - Sale | $10.88 | -1,237 | 96.6K | -1% | -$13.5K | |
| 2023-02-17 | 2023-02-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $13.27 | -3,850 | 97.8K | -4% | -$51.1K | |
| 2023-01-04 | 2023-01-01 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | A - Grant | $0.00 | +45.2K | 101.7K | +80% | $0 | |
| 2022-11-17 | 2022-11-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $11.47 | -366 | 56.5K | -0.6% | -$4,198 | |
| 2022-08-17 | 2022-08-15 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | F - Tax | $9.80 | -1,712 | 56.8K | -3% | -$16.8K | |
| 2022-02-03 | 2022-02-01 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | A - Grant | $0.00 | +38.0K | 56.3K | +208% | $0 | |
| D | 2021-07-02 | 2021-07-01 | MGNI | MAGNITE, INC. | Gephart Brian | CAO | A - Grant | $0.00 | +18.3K | 18.3K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations