Buckley Sean Patrick
SEC CIK 1865116 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| MGNI | MAGNITE, INC. | See Remarks | 293.1K | — | $6.68M | 45 | 2022-02-01 | 2026-08-17 |
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 |
Transactions 45
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-08-18 16:14 | 2026-08-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | See Remarks | F - Tax | $24.73 | -11.7K | 304.1K | -4% | -$289.7K |
| MT | 2026-08-18 16:14 | 2026-08-17+ | MGNI | MAGNITE, INC. | Buckley Sean Patrick | See Remarks | S - Sale | $24.48 | -11.0K | 293.1K | -4% | -$270.0K |
| DT | 2026-08-07 17:14 | 2026-08-06 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | See Remarks | M - OptEx | $13.90 | +28.7K | 383.0K | +8% | +$399.0K |
| DMT | 2026-08-07 17:14 | 2026-08-06 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | See Remarks | S - Sale+OE | $24.49 | -67.2K | 315.8K | -18% | -$1.65M |
| T | 2026-07-09 16:27 | 2026-07-07 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | See Remarks | S - Sale | $21.03 | -19.2K | 354.3K | -5% | -$404.5K |
| T | 2026-06-18 19:51 | 2026-06-17 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | See Remarks | S - Sale | $19.00 | -19.2K | 373.5K | -5% | -$365.4K |
| 2026-05-19 17:00 | 2026-05-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | F - Tax | $12.82 | -12.0K | 392.7K | -3% | -$154.1K | |
| 2026-02-18 | 2026-02-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | F - Tax | $11.70 | -26.9K | 403.0K | -6% | -$315.2K | |
| D | 2026-01-12 | 2026-01-09 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | F - Tax | $16.17 | -30.4K | 429.9K | -7% | -$491.1K |
| D | 2026-01-12 | 2026-01-09 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | M - OptEx | $0.00 | +64.1K | 460.3K | +16% | $0 |
| D | 2026-01-05 | 2026-01-01 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | A - Grant | $0.00 | +127.3K | 396.2K | +47% | $0 |
| 2025-11-26 | 2025-11-24 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $14.50 | -2,213 | 268.9K | -0.8% | -$32.1K | |
| 2025-11-18 | 2025-11-18 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $13.36 | -4,426 | 271.1K | -2% | -$59.1K | |
| 2025-11-18 | 2025-11-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | F - Tax | $14.15 | -11.6K | 275.6K | -4% | -$164.7K | |
| M | 2025-09-10 | 2025-09-08+ | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $25.09 | -40.0K | 287.2K | -12% | -$1.00M |
| M | 2025-08-20 | 2025-08-18+ | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $23.65 | -20.2K | 327.2K | -6% | -$477.8K |
| 2025-05-16 | 2025-05-16 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $15.73 | -9,692 | 347.4K | -3% | -$152.5K | |
| 2025-05-16 | 2025-05-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | F - Tax | $15.88 | -15.0K | 357.1K | -4% | -$239.0K | |
| 2025-02-21 | 2025-02-19 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $19.13 | -10.5K | 370.6K | -3% | -$201.4K | |
| 2025-02-19 | 2025-02-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | F - Tax | $20.00 | -27.4K | 381.1K | -7% | -$548.9K | |
| 2025-02-07 | 2025-02-07 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | S - Sale | $20.00 | -18.7K | 408.5K | -4% | -$373.9K | |
| D | 2025-01-13 | 2025-01-09 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Pres, Revenue | A - Grant | $0.00 | +123.5K | 427.2K | +41% | $0 |
| 2024-11-19 | 2024-11-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | F - Tax | $15.85 | -10.1K | 313.7K | -3% | -$160.6K | |
| 2024-11-19 | 2024-11-18 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $15.60 | -10.0K | 303.7K | -3% | -$156.0K | |
| M | 2024-11-13 | 2024-11-11 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $15.00 | -5,242 | 326.5K | -2% | -$78.6K |
| M | 2024-08-21 | 2024-08-19+ | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $13.02 | -5,246 | 329.1K | -2% | -$68.3K |
| 2024-08-16 | 2024-08-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | F - Tax | $12.51 | -9,646 | 334.4K | -3% | -$120.7K | |
| M | 2024-07-17 | 2024-07-15+ | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $15.00 | -39.2K | 344.0K | -10% | -$588.2K |
| 2024-06-07 | 2024-06-05 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $13.50 | -21.7K | 383.2K | -5% | -$292.3K | |
| 2024-05-29 | 2024-05-24 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $12.50 | -2,682 | 404.9K | -0.7% | -$33.5K | |
| 2024-05-17 | 2024-05-16 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | S - Sale | $12.50 | -16.9K | 407.6K | -4% | -$211.6K | |
| 2024-05-17 | 2024-05-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | F - Tax | $9.80 | -9,407 | 421.2K | -2% | -$92.2K | |
| 2024-02-16 | 2024-02-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief REVENUE Off | F - Tax | $9.74 | -24.1K | 430.6K | -5% | -$234.8K | |
| D | 2024-01-04 | 2024-01-02 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | A - Grant | $0.00 | +142.3K | 454.7K | +46% | $0 |
| 2023-11-17 | 2023-11-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | F - Tax | $7.89 | -5,078 | 312.5K | -2% | -$40.1K | |
| 2023-08-18 | 2023-08-16 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | S - Sale | $8.31 | -5,273 | 317.5K | -2% | -$43.8K | |
| 2023-06-06 | 2023-06-02 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | S - Sale | $12.99 | -12.2K | 322.8K | -4% | -$158.7K | |
| 2023-05-18 | 2023-05-16 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | S - Sale | $10.88 | -5,640 | 335.0K | -2% | -$61.4K | |
| 2023-02-17 | 2023-02-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | F - Tax | $13.27 | -15.4K | 336.2K | -4% | -$204.4K | |
| D | 2023-01-04 | 2023-01-01 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | A - Grant | $0.00 | +142.3K | 351.6K | +68% | $0 |
| 2022-11-17 | 2022-11-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | F - Tax | $11.47 | -1,632 | 209.3K | -0.8% | -$18.7K | |
| 2022-08-17 | 2022-08-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | F - Tax | $9.80 | -1,632 | 211.0K | -0.8% | -$16.0K | |
| 2022-06-03 | 2022-06-01 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | F - Tax | $10.70 | -11.2K | 212.6K | -5% | -$119.7K | |
| 2022-05-17 | 2022-05-15 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off | F - Tax | $10.59 | -6,525 | 223.8K | -3% | -$69.1K | |
| D | 2022-02-03 | 2022-02-01 | MGNI | MAGNITE, INC. | Buckley Sean Patrick | Chief Revenue Off, CTV | A - Grant | $0.00 | +121.0K | 230.3K | +111% | $0 |
Purchase Sale Sale after option exercise All abbreviations