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, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Georgia (State or other jurisdiction of incorporation or organization) 58-0506554 (I.R.S. Employer Identification Number) 5335 Triangle Parkway, Peachtree Corners, Georgia ( ...