The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Kanner Steven since 2021.
This trader's CIK number is 1871131.
At the time of last reporting, Kanner Steven was the Chief Scientific Officer of Caribou Biosciences, Inc.. (stock ticker symbol CRBU).
Also see all insider trading activities at Caribou Biosciences, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | CRBU | 0 | $0 | 3,564 | $4,811 | 0 | $0 |
| 2024 | CRBU | 0 | $0 | 0 | $0 | 30,577 | $82,252 |
| 2022 | CRBU | 0 | $0 | 0 | $0 | 149,343 | $376,597 |
| 2021 | CRBU | 114,860 | $241,550 | 0 | $0 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-02-21 | CRBU | Sale | 3,564 | 1.35 | 4,811 |
| 2024-02-06 | CRBU | Option Ex | 30,577 | 2.69 | 82,252 |
| 2022-12-02 | CRBU | Option Ex | 21,401 | 2.69 | 57,568 |
| 2022-12-02 | CRBU | Option Ex | 21,401 | 2.69 | 57,568 |
| 2022-12-02 | CRBU | Option Ex | 21,401 | 2.69 | 57,568 |
| 2022-05-13 | CRBU | Option Ex | 74,420 | 2.25 | 167,445 |
| 2022-03-04 | CRBU | Option Ex | 10,720 | 3.40 | 36,448 |
| 2021-10-12 | CRBU | Buy | 114,860 | 2.10 | 241,550 |
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 Kanner Steven (Chief Scientific Officer of Caribou Biosciences, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.