Filing Details

Accession Number:
0001209191-21-068582
Form Type:
4
Zero Holdings:
No
Publication Time:
2021-12-08 18:06:01
Reporting Period:
2021-12-07
Accepted Time:
2021-12-08 18:06:01
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1619856 Caribou Biosciences Inc. CRBU () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1231321 G Barbara Mcclung 2929 7Th Street, Suite 105
Berkeley CA 94710
Chief Legal 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 2021-12-07 12 $2.69 342,856 No 4 P Direct
Common Stock Acquisiton 2021-12-07 6,115 $2.69 348,971 No 4 P Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Direct
No 4 P 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 2021-12-07 12 $0.00 12 $2.69
Common Stock Option to purchase Common Stock Disposition 2021-12-07 6,115 $0.00 6,115 $2.69
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
77 2028-06-11 No 4 X Direct
74,836 2029-09-30 No 4 X Direct
Footnotes
  1. These shares were acquired pursuant to the exercise of a stock option, as reported in Table II below.
  2. The exercise price for this stock option was incorrectly reported as $2.68 per share on the reporting person's Form 3 filed on July 22, 2021.
  3. The shares subject to this option have vested or will vest in equal monthly installments until the option is fully vested on June 12, 2022, subject to the reporting person's continued service to the Issuer through the applicable vesting dates.
  4. The shares subject to this option have vested or will vest in equal monthly installments until the option is fully vested on October 1, 2023, subject to the reporting person's continued service to the Issuer through the applicable vesting dates.