Littelfuse(LFUS) - 2020 Q4 - Annual Report

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 (Mark one) for the fiscal year ended December 26, 2020 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 0-20388 LITTELFUSE, INC. (Exact name of registrant as specified in its charter) Delaware 36-3795742 (State or other jur ...