4//SEC Filing
Haurwitz Rachel E. 4
Accession 0001619856-23-000039
CIK 0001619856other
Filed
Mar 21, 8:00 PM ET
Accepted
Mar 22, 4:16 PM ET
Size
7.7 KB
Accession
0001619856-23-000039
Insider Transaction Report
Form 4
Haurwitz Rachel E.
DirectorPresident and CEO
Transactions
- Exercise/Conversion
Common Stock
2023-03-20$2.96/sh+10,000$29,600→ 30,000 total - Exercise/Conversion
Option to purchase Common Stock
2023-03-20−10,000→ 106,350 totalExercise: $2.96Exp: 2023-06-11→ Common Stock (10,000 underlying)
Holdings
- 3,349,395(indirect: By Trust)
Common Stock
Footnotes (2)
- [F1]Shares are held by The City Canyon Trust Dated May 31, 2021, of which the reporting person is a Co-Trustee with her spouse.
- [F2]1/4th of the shares subject to this option vested on June 12, 2019 and an additional 1/48th of the aggregate number of shares subject to the option vested on the corresponding day of each month thereafter until the option became fully vested on June 12, 2022.
Documents
Issuer
Caribou Biosciences, Inc.
CIK 0001619856
Entity typeother
Related Parties
1- filerCIK 0001670579
Filing Metadata
- Form type
- 4
- Filed
- Mar 21, 8:00 PM ET
- Accepted
- Mar 22, 4:16 PM ET
- Size
- 7.7 KB