X0306 4 2021-11-08 0000773141 M.D.C. HOLDINGS, INC. MDC 0001467648 Siegel David 4350 S. MONACO ST. SUITE 500 DENVER CO 80237 1 0 0 0 Common Stock $.01 Par Value 2021-11-08 4 S 0 7441 51.10 D 9091 D Common Stock $.01 Par Value 13928 I By: The Siegel Family Trust The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $51.08 to $51.17, inclusive. The reporting person undertakes to provide M.D.C. Holdings, Inc., any security holder of M.D.C. Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. David Siegel 2021-11-09