X0202 SCHEDULE 13G 0000765443 XXXXXXXX LIVE Class A Common Stock 06/30/2026 0001561032 National Healthcare Properties, Inc. 42226B501 540 Madison Avenue 27th Floor New York NY 10022 Rule 13d-1(b) Duff & Phelps Investment Management Co. IL 1204183.00 651496.00 3478948.00 651496.00 4130444.00 N 9.3 IA National Healthcare Properties, Inc. 540 Madison Avenue, 27th Floor, New York, NY 10022 Duff & Phelps Investment Management Co. 10 South Wacker Drive, 19th Floor, Chicago, IL 60606 ILLINOIS N IA 4,130,444 9.3 1,204,183 651,496 3,478,948 651,496 Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. Duff & Phelps Investment Management Co. /s/ Kathleen Hegyi 08/07/2026