只使用免费官方源：SEC Forms 3/4/5 结构化内部人申报，以及 FINRA Consolidated NMS 场外卖空成交量。 两类数据均保留来源边界，不转写成买卖建议。
SEC 已完成季度 Forms 3/4/5 结构化历史基线 + EDGAR 当前季度 Form 4 增量；个股卡片仅展示当前自然季度的非衍生证券买卖代码 P/S（公开市场或私下交易），成交金额由股数 × 每股价格计算。
官方数据说明| 2026-07-07 2026-07-09 | MGNI MAGNITE, INC. | Buckley Sean Patrick Officer · See Remarks | 卖出（S） | 19,233 | US$21.03 | US$404,469.99 | 354,281 | SEC |
| 2026-07-07 2026-07-09 | MGNI MAGNITE, INC. | Buonasera David Officer · CHIEF TECHNOLOGY OFFICER | 卖出（S） | 1,224 | US$21.00 | US$25,704.00 | 268,485 | SEC |
| 2026-07-01 2026-07-02 | MGNI MAGNITE, INC. | Buonasera David Officer · CHIEF TECHNOLOGY OFFICER | 卖出（S） | 9,376 | US$20.00 | US$187,520.00 | 269,709 | SEC |
| 2026-06-29 2026-07-01 | MGNI MAGNITE, INC. | BARRETT MICHAEL G. Director,Officer · CEO | 卖出（S） | 75,000 | US$19.50 | US$146.25万 | 403,074 | SEC |
| 2026-06-17 2026-06-18 | MGNI MAGNITE, INC. | Buckley Sean Patrick Officer · See Remarks | 卖出（S） | 19,233 | US$19.00 | US$365,427.00 | 373,514 | SEC |
| 2026-06-17 2026-06-17 | MGNI MAGNITE, INC. | Buonasera David Officer · CHIEF TECHNOLOGY OFFICER | 卖出（S） | 1,409 | US$19.00 | US$26,771.00 | 279,085 | SEC |
| 2026-06-16 2026-06-17 | MGNI MAGNITE, INC. | BARRETT MICHAEL G. Director,Officer · CEO | 卖出（S） | 100,000 | US$17.50 | US$175万 | 403,074 | SEC |
| 2026-06-16 2026-06-17 | MGNI MAGNITE, INC. | Buonasera David Officer · CHIEF TECHNOLOGY OFFICER | 卖出（S） | 11,233 | US$18.00 | US$202,194.00 | 280,494 | SEC |
| 2026-06-16 2026-06-17 | MGNI MAGNITE, INC. | Knopper Douglas S Director | 卖出（S） | 37,337 | US$18.10 | US$675,799.70 | 125,810 | SEC |
| 2026-06-15 2026-06-17 | MGNI MAGNITE, INC. | BARRETT MICHAEL G. Director,Officer · CEO | 卖出（S） | 178,596 | US$16.59 | US$296.29万 | 403,074 | SEC |
| 2026-06-15 2026-06-17 | MGNI MAGNITE, INC. | Buonasera David Officer · CHIEF TECHNOLOGY OFFICER | 卖出（S） | 1,057 | US$17.00 | US$17,969.00 | 291,727 | SEC |
| 2026-06-10 2026-06-10 | MGNI MAGNITE, INC. | PEARSON DAVID T. Director | 卖出（S） | 10,766 | US$15.65 | US$168,487.90 | 79,001 | SEC |
| 2026-06-10 2026-06-10 | MGNI MAGNITE, INC. | Knopper Douglas S Director | 卖出（S） | 10,766 | US$15.73 | US$169,349.18 | 163,147 | SEC |
| 2026-06-01 2026-06-03 | MGNI MAGNITE, INC. | Buonasera David Officer · CHIEF TECHNOLOGY OFFICER | 卖出（S） | 1,409 | US$15.00 | US$21,135.00 | 292,784 | SEC |
| 2026-05-19 2026-05-21 | MGNI MAGNITE, INC. | Spillane Robert F Director | 卖出（S） | 10,000 | US$13.33 | US$133,300.00 | 43,917 | SEC |
| 代码 | 卖空成交量 | 豁免卖空量 | 场外总成交量 | 卖空量占比 | 报告设施 |
|---|---|---|---|---|---|
| MGNI | 259,053.7447 | 0 | 508,391.1838 | 50.96% | B, Q, N |