Exhibit 32.1
Certificate Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002
I, Stephan B. Tanda, president and chief executive officer of AptarGroup, Inc., certify that (i) the Quarterly Report on Form 10-Q of AptarGroup, Inc. for the quarter ended September 30, 2021 (the “Form 10-Q”) fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and (ii) the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of AptarGroup, Inc.
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| By: | /s/ STEPHAN B. TANDA |
| | Stephan B. Tanda |
| | President and Chief Executive Officer |
| | |
| | October 29, 2021 |