The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Koppikar Utpal since 2018.
This trader's CIK number is 1742696.
At the time of last reporting, Koppikar Utpal was the Chief Financial Officer of Atara Biotherapeutics, Inc.. (stock ticker symbol ATRA).
Also see all insider trading activities at Atara Biotherapeutics, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2023 | CCCC | 5,667 | $31,735 | 0 | $0 | 0 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2023 | ATRA | 0 | $0 | 9,356 | $38,489 | 0 | $0 |
| 2022 | ATRA | 0 | $0 | 29,889 | $193,817 | 0 | $0 |
| 2021 | ATRA | 0 | $0 | 21,651 | $327,853 | 0 | $0 |
| 2020 | ATRA | 0 | $0 | 11,925 | $145,163 | 0 | $0 |
| 2018 | ATRA | 2,000 | $73,600 | 0 | $0 | 0 | $0 |
1. C4 Therapeutics, Inc. (CCCC)
2. Atara Biotherapeutics, Inc. (ATRA)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2023-02-08 | CCCC | Buy | 5,667 | 5.60 | 31,735 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2023-03-02 | ATRA | Sale | 6,871 | 3.63 | 24,921 |
| 2023-02-07 | ATRA | Sale | 2,485 | 5.46 | 13,568 |
| 2022-11-16 | ATRA | Sale | 6,255 | 4.49 | 28,091 |
| 2022-08-16 | ATRA | Sale | 5,940 | 5.04 | 29,907 |
| 2022-06-08 | ATRA | Sale | 5,853 | 5.63 | 32,952 |
| 2022-05-17 | ATRA | Sale | 5,582 | 5.32 | 29,679 |
| 2022-03-01 | ATRA | Sale | 3,763 | 9.86 | 37,091 |
| 2022-02-07 | ATRA | Sale | 2,496 | 14.46 | 36,097 |
| 2021-11-16 | ATRA | Sale | 3,655 | 17.12 | 62,562 |
| 2021-08-17 | ATRA | Sale | 3,579 | 12.53 | 44,852 |
| 2021-06-08 | ATRA | Sale | 5,820 | 14.06 | 81,829 |
| 2021-05-18 | ATRA | Sale | 3,616 | 14.55 | 52,612 |
| 2021-03-26 | ATRA | Sale | 1,761 | 14.58 | 25,675 |
| 2021-03-02 | ATRA | Sale | 1,461 | 16.74 | 24,457 |
| 2021-02-08 | ATRA | Sale | 1,759 | 20.39 | 35,866 |
| 2020-11-17 | ATRA | Sale | 1,469 | 19.77 | 29,048 |
| 2020-08-18 | ATRA | Sale | 1,496 | 12.09 | 18,086 |
| 2020-06-09 | ATRA | Sale | 3,924 | 10.18 | 39,946 |
| 2020-05-18 | ATRA | Sale | 1,428 | 11.22 | 16,022 |
| 2020-03-27 | ATRA | Sale | 1,827 | 9.17 | 16,753 |
| 2020-02-06 | ATRA | Sale | 1,781 | 14.21 | 25,308 |
| 2018-07-27 | ATRA | Buy | 2,000 | 36.80 | 73,600 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Koppikar Utpal (Chief Financial Officer of Atara Biotherapeutics, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.