Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2024-08-16 Sale | 2024-08-20 6:27 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 1,158 | $6.6293 | $7,677 | 26,827 (Direct) | View |
| 2024-05-16 Sale | 2024-05-20 8:33 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 32,401 | $0.617 | $19,991 | 695,120 (Direct) | View |
| 2024-03-04 Sale | 2024-03-06 6:18 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 10,044 | $0.72 | $7,232 | 727,521 (Direct) | View |
| 2023-11-16 Sale | 2023-11-20 5:30 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 8,307 | $0.389 | $3,231 | 257,084 (Direct) | View |
| 2023-08-16 Sale | 2023-08-18 6:25 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 8,672 | $1.6524 | $14,330 | 265,391 (Direct) | View |
| 2023-05-16 Sale | 2023-05-18 8:17 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 8,389 | $2.0371 | $17,089 | 270,945 (Direct) | View |
| 2023-03-02 Sale | 2023-03-06 6:48 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 4,221 | $3.627 | $15,310 | 279,334 (Direct) | View |
| 2022-11-16 Sale | 2022-11-18 8:13 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 3,612 | $4.49 | $16,218 | 127,586 (Direct) | View |
| 2022-08-16 Sale | 2022-08-18 6:21 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 3,430 | $5.0347 | $17,269 | 131,198 (Direct) | View |
| 2022-05-17 Sale | 2022-05-19 5:20 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 3,223 | $5.3163 | $17,134 | 133,735 (Direct) | View |
| 2022-03-01 Sale | 2022-03-03 7:02 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 2,577 | $9.8566 | $25,400 | 234,356 (Direct) | View |
| 2021-11-16 Sale | 2021-11-18 5:53 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 2,124 | $17.12 | $36,356 | 87,540 (Direct) | View |
| 2021-08-17 Sale | 2021-08-19 7:35 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 2,080 | $12.53 | $26,067 | 89,664 (Direct) | View |
| 2021-05-18 Sale | 2021-05-20 4:32 pm | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 5,681 | $14.55 | $82,659 | 91,744 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2024-01-08 Option Award | 2024-01-09 4:40 pm | N/A N/A | Atara Biotherapeutics Inc. | ATRA | Murugan Amar EVP, Chief Legal Officer | 475,000 | $0 | 737,565 (Direct) | View |
| 2023-03-01 Option Award | 2023-03-03 5:15 pm | N/A 2033-02-28 | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 504,968 | $0 | 633,148 (Direct) | View |
| 2022-03-01 Option Award | 2022-03-03 7:02 pm | N/A 2032-02-28 | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 149,212 | $0 | 234,356 (Direct) | View |
| 2021-03-01 Option Award | 2021-03-03 5:16 pm | N/A 2031-02-28 | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 104,784 | $0 | 160,453 (Direct) | View |
| 2020-04-20 Option Award | 2020-04-21 4:17 pm | N/A 2030-04-19 | Atara Biotherapeutics Inc. | ATRA | Murugan Amar SVP, GC & Secretary | 165,000 | $0 | 165,000 (Direct) | View |