8-K/A - CRBU - Equibles

UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWASHINGTON, D.C. 20549

FORM 8-K/A

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 11, 2022

Caribou Biosciences, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware	001-40631	45-3728228
(State or Other Jurisdiction<br>of Incorporation)	(Commission File Number)	(IRS Employer<br>Identification No.)
2929 7th Street, Suite 105
Berkeley, California		94710
(Address of Principal Executive Offices)		(Zip Code)
Registrant’s Telephone Number, Including Area Code: (510) 982-6030
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(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading<br>Symbol(s)	Name of each exchange on which registered
Common Stock, $0.0001 par value per share	CRBU	NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Explanatory Note

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On May 11, 2022, Caribou Biosciences, Inc. (the “Company”) filed a Current Report on Form 8-K under Item 5.02 pursuant to which it announced that the Board of Directors (the “Board”) of the Company had elected David L. Johnson, M.B.A., to the Board, effective May 11, 2022. At that time, the Board had not yet appointed Mr. Johnson to any Board committees.

In accordance with Securities and Exchange Commission rules, this amendment to the Form 8-K dated May 11, 2022 is being filed to report that on July 14, 2022, the Board appointed Mr. Johnson to the Audit Committee of the Board, effective immediately.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

			Caribou Biosciences, Inc.
Date:	July 18, 2022	By:	/s/ Rachel E. Haurwitz
			Rachel E. Haurwitz<br>President and Chief Executive Officer