| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | President and CEO | Aug 18, 2025 | Sale | $11.62 | 2,958 | 34,360 | 70,790 | Aug 20, 2025, 04:11 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | President and CEO | May 16, 2025 | Sale | $6.76 | 3,276 | 22,156 | 70,847 | May 20, 2025, 04:58 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | President and CEO | Mar 03, 2025 | Sale | $7.00 | 3,331 | 23,307 | 74,123 | Mar 05, 2025, 05:17 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | President and CEO | Nov 18, 2024 | Sale | $11.20 | 1,664 | 18,633 | 77,454 | Nov 20, 2024, 06:04 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | EVP, Chief Sci. & Tech Officer | Aug 16, 2024 | Sale | $6.63 | 1,821 | 12,072 | 34,471 | Aug 20, 2024, 06:27 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | EVP, Chief Sci. & Tech Officer | May 16, 2024 | Sale | $0.62 | 42,899 | 26,469 | 898,498 | May 20, 2024, 08:34 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | EVP, Chief Sci. & Tech Officer | Mar 04, 2024 | Sale | $0.72 | 10,746 | 7,737 | 941,397 | Mar 06, 2024, 06:18 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | EVP, Chief Sci. & Tech Officer | Nov 16, 2023 | Sale | $0.39 | 8,856 | 3,445 | 277,143 | Nov 20, 2023, 05:31 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Nguyen Anh Co | EVP, Chief Sci. & Tech Officer | Aug 16, 2023 | Sale | $1.65 | 15,126 | 24,997 | 295,276 | Aug 18, 2023, 06:25 PM |