Filing Details

Accession Number:
0001209191-22-047748
Form Type:
4
Zero Holdings:
No
Publication Time:
2022-08-26 17:42:30
Reporting Period:
2022-08-25
Accepted Time:
2022-08-26 17:42:30
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1619856 Caribou Biosciences Inc. CRBU Biological Products, (No Disgnostic Substances) (2836) 453728228
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1871131 Steven Kanner C/O Caribou Biosciences, Inc.
2929 7Th Street, Suite 105
Berkeley CA 94710
Chief Scientific Officer No Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2022-08-25 43,248 $2.69 345,307 No 4 M Direct
Common Stock Disposition 2022-08-25 43,248 $11.22 302,059 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Option to purchase Common Stock Disposition 2022-08-25 43,248 $0.00 43,248 $2.69
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
73,601 2029-09-30 No 4 M Direct
Footnotes
  1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 24, 2022.
  2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.88 to $11.37, inclusive. The reporting person undertakes to provide to Caribou Biosciences, Inc., any security holder of Caribou Biosciences, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (2) to this Form 4.
  3. 1/4th of the shares subject to this option vested on October 1, 2020 and an additional 1/48th of the aggregate number of shares subject to the option have vested or will vest on the corresponding day of each month thereafter, subject to the reporting person's continued services to the Issuer through the applicable vesting dates.