UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2020 or ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For transition period from to Commission File Number: 001-39473 LENSAR, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) ...