UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) [X] ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 26, 2020 OR Pennsylvania (State or other jurisdiction of incorporation or organization) 1000 S. Second Street P. O. Box 471 Sunbury, Pennsylvania (Address of principal executive offices) For the transition period from _to Commission File Number 1-5039 24-0755415 (I.R.S. Employ ...