EX-32.1 8 bcel-20211231xex32d1.htm EX-32.1

Exhibit 32.1


Pursuant to the requirement set forth in Rule 13a-14(b) of the Securities Exchange Act of 1934, as amended, (the “Exchange Act”) and Section 1350 of Chapter 63 of Title 18 of the United States Code (18 U.S.C. §1350), John A. Orwin, Chief Executive Officer of Atreca, Inc. (the “Company”), and Herbert Cross, Chief Financial Officer of the Company, each hereby certifies that, to the best of his knowledge:

1.The Company’s Annual Report on Form 10-K for the year ended December 31, 2021, to which this Certification is attached as Exhibit 32.1 (the “Annual Report on Form 10-K”), fully complies with the requirements of Section 13(a) or Section 15(d) of the Exchange Act; and
2.The information contained in the Annual Report on Form 10-K fairly presents, in all material respects, the financial condition and results of operations of the Company.

Dated: March 3, 2022

/s/ JOHN A. ORWIN​ ​

John A. Orwin

(Principal Executive Officer)

Chief Executive Officer


Herbert Cross

Chief Financial Officer

(Principal Financial and Accounting Officer)

This Certification accompanies the Annual Report on Form 10-K to which it relates, is not deemed filed with the Securities and Exchange Commission and is not to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act (whether made before or after the date of the Annual Report on Form 10-K), irrespective of any general incorporation language contained in such filing.