UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF FORM 10-Q 1934. ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the quarterly period ended March 31, 2022 OR For the transition period from to Commission file number 001-11290 NATIONAL RETAIL PROPERTIES, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporat ...