Atara Biotherapeutics, Inc.（ATRA）内部人交易：高管与董事近期交易
过去 18 个月，共有 17 位内部人为 Atara Biotherapeutics, Inc.（ATRA）报告了 61 笔 Form 4 交易（最近一笔 2026-09-04）。
| 日期 | 内部人 | 职务 | 类型 | 股数 | 市值 |
|---|---|---|---|---|---|
| 2026-09-04 | Cherry Brian N | 董事 | 买入 | 104,166 | $999,994 |
| 2026-08-26 | Nguyen AnhCo | President and CEO | 卖出 | 5,062 | $40,883 |
| 2026-07-24 | Redmile Group, LLC | 董事 | 买入 | 195,211 | $0 |
| 2026-07-24 | Green Jeremy | 董事 | 买入 | 195,211 | $0 |
| 2026-07-24 | Redmile Group, LLC | 董事 | 卖出 | 60 | $0 |
| 2026-07-24 | Green Jeremy | 董事 | 卖出 | 60 | $0 |
| 2026-06-15 | Cherry Brian N | 董事 | 买入 | 24,000 | $0 |
| 2026-06-11 | HEIDEN WILLIAM K | 董事 | 买入 | 12,000 | $0 |
| 2026-06-11 | Fust Matthew K | 董事 | 买入 | 12,000 | $0 |
| 2026-06-11 | Ciongoli Gregory Austin | 董事 | 买入 | 12,000 | $0 |
| 2026-05-20 | Nguyen AnhCo | President and CEO | 卖出 | 5,241 | $47,850 |
| 2026-05-20 | Grant-Huerta Yanina | Chief Accounting Officer | 卖出 | 2,414 | $22,040 |
| 2026-05-11 | Huang James | 董事 | 卖出 | 313,446 | $3.2M |
| 2026-05-11 | Panacea Innovation Ltd | 10% 以上股东 | 卖出 | 313,446 | $3.2M |
| 2026-05-11 | EcoR1 Capital, LLC | 10% 以上股东 | 买入 | 507,407 | $4.7M |
| 2026-03-19 | Huang James | 董事 | 买入 | 259,163 | $0 |
| 2026-03-19 | Panacea Innovation Ltd | 10% 以上股东 | 买入 | 259,163 | $0 |
| 2026-03-19 | Huang James | 董事 | 卖出 | 5 | $26 |
| 2026-03-19 | Panacea Innovation Ltd | 10% 以上股东 | 卖出 | 5 | $26 |
| 2026-03-11 | Nguyen AnhCo | President and CEO | 买入 | 81,100 | $0 |
| 2026-03-11 | Grant-Huerta Yanina | Chief Accounting Officer | 买入 | 20,300 | $0 |
| 2026-03-04 | Grant-Huerta Yanina | Chief Accounting Officer | 卖出 | 24 | $122 |
| 2026-03-04 | Grant-Huerta Yanina | Chief Accounting Officer | 卖出 | 1,603 | $8,143 |
| 2026-03-04 | Grant-Huerta Yanina | Chief Accounting Officer | 卖出 | 377 | $1,915 |
| 2026-03-04 | Grant-Huerta Yanina | Chief Accounting Officer | 卖出 | 100 | $508 |
来源：SEC Form 4 申报文件 · 截至 2026-09-04