| Date Filed | Type | Description |
| 06/09/2023 |
4
| Haurwitz Rachel E. (President and CEO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 10,000 options to buy
@ $2.96, valued at
$29.6k
|
|
| 03/22/2023 |
4
| Haurwitz Rachel E. (President and CEO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 10,000 options to buy
@ $2.96, valued at
$29.6k
|
|
| 02/23/2023 |
4
| Haurwitz Rachel E. (President and CEO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 510,500 options to buy
@ $6.12, valued at
$3.1M
|
|
| 02/23/2023 |
4
| Kanner Steven (Chief Scientific Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 131,000 options to buy
@ $6.12, valued at
$801.7k
|
|
| 02/23/2023 |
4
| Richardson-Heron Dara (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 02/23/2023 |
4
| Khan Ruhi Ahmad (Chief Business Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 131,000 options to buy
@ $6.12, valued at
$801.7k
|
|
| 02/23/2023 |
4
| Sacks Natalie (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 02/23/2023 |
4
| Braunstein Scott (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 02/23/2023 |
4
| GUGGENHIME ANDREW (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 02/23/2023 |
4
| MCCLUNG BARBARA G (Chief Legal Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 131,000 options to buy
@ $6.12, valued at
$801.7k
|
|
| 02/23/2023 |
4
| Rizvi Syed Ali-aamir (Chief Medical Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 131,000 options to buy
@ $6.12, valued at
$801.7k
|
|
| 02/23/2023 |
4
| Zheng Ran (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 02/23/2023 |
4
| Whiting Nancy (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 02/23/2023 |
4
| O'Byrne Jason (CFO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 131,000 options to buy
@ $6.12, valued at
$801.7k
|
|
| 02/23/2023 |
4
| JOHNSON DAVID LEE (Director) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 21,500 options to buy
@ $6.12, valued at
$131.6k
|
|
| 01/20/2023 |
4
| Rizvi Syed Ali-aamir (Chief Medical Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Sold 5,627 shares
@ $6.31, valued at
$35.5k
|
|
| 12/02/2022 |
4
| Kanner Steven (Chief Scientific Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 21,401 options to buy
@ $2.69, valued at
$57.6k
|
|
| 10/07/2022 |
4
| Fischesser Ryan (VP of Finance and Controller) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Sold 10,000 shares
@ $10.7958, valued at
$108k
Exercised 2,839 options to buy
@ $2.69, valued at
$7.6k
Exercised 2,839 options to buy
@ $4.11, valued at
$11.7k
|
|
| 09/16/2022 |
4
| MCCLUNG BARBARA G (Chief Legal Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 77 options to buy
@ $2.69, valued at
$207.1
Exercised 27,518 options to buy
@ $2.69, valued at
$74k
|
|
| 08/26/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 08/24/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 08/24/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 05/18/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 05/17/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 05/12/2022 |
3
| Form 3 - Initial statement of beneficial ownership of securities: |
| 05/10/2022 |
4
| Haurwitz Rachel E. (President and CEO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 10,000 shares
@ $2.96, valued at
$29.6k
Exercised 10,000 options to buy
@ $0 |
|
| 05/10/2022 |
4/A
| Haurwitz Rachel E. (President and CEO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 10,000 shares
@ $2.96, valued at
$29.6k
Exercised 10,000 options to buy
@ $0 |
|
| 05/06/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 03/17/2022 |
4
| Fischesser Ryan (VP of Finance and Controller) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 1,136 shares
@ $2.69, valued at
$3.1k
Exercised 1,136 options to buy
@ $0
Exercised 1,138 options to buy
@ $4.11, valued at
$4.7k
|
|
| 03/07/2022 |
4
| Kanner Steven (Chief Scientific Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 9,171 shares
@ $2.69, valued at
$24.7k
Exercised 9,171 options to buy
@ $0
Exercised 1,549 options to buy
@ $4.11, valued at
$6.4k
|
|
| 02/08/2022 |
4
| O'Byrne Jason (CFO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 24,336 options to buy
@ $4.11, valued at
$100k
|
|
| 01/27/2022 |
4
| Haurwitz Rachel E. (President and CEO) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Exercised 10,000 shares
@ $2.96, valued at
$29.6k
Exercised 10,000 options to buy
@ $0 |
|
| 01/25/2022 |
4
| Rizvi Syed Ali-aamir (Chief Medical Officer) has filed a Form 4 on Caribou Biosciences, Inc.|
Txns:
| Granted 60,000 shares
@ $0
Granted 161,250 options to buy
@ $10.64, valued at
$1.7M
|
|
| 01/24/2022 |
3
| Rizvi Syed Ali-aamir (Chief Medical Officer) has filed a Form 3 on Caribou Biosciences, Inc. |
|