X0306 4 2020-11-02 0000062996 MASCO CORP /DE/ MAS 0001305641 Parfet Donald R APJOHN GROUP LLC 350 E. MICHIGAN AVENUE KALAMAZOO MI 49007 1 Common Stock 2020-11-02 4 S 0 3783.0000 54.4367 D 31494.0000 D Common Stock 80.0000 I By Trust The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.435 to $54.450, inclusive. The reporting person undertakes to provide to Masco Corporation, any security holder of Masco Corporation, 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 (1) to this Form 4. Yvette M. VanRiper by Power of Attorney 2020-11-03