Table of Contents United States Securities and Exchange Commission Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO COMMISSION FILE NUMBER 1-11846 AptarGroup, Inc. DELAWARE 36-3853103 265 EXCHANGE DRIVE, SUITE 100, CRYSTAL LAKE, ILLINOIS 60014 815-477-0424 Securities R ...