X0306 4 2021-10-21 1 0001723866 Select Interior Concepts, Inc. SIC 0001711261 Moiz Nadeem 400 GALLERIA PARKWAY, SUITE 1760 ATLANTA GA 30339 0 1 0 0 See Remarks Class A Common Stock 2021-10-21 4 D 0 275987 14.50 D 0 D Restricted Sock Units 2021-10-21 4 D 0 175000 14.50 D Common Stock 125000 0 D Includes time-vesting restricted stock units (RSUs) convertible into shares of Class A Common Stock. Disposed of pursuant to merger agreement between issuer and Astro Stone Intermediate holding, LLC in exchange for a cash payment equal to the per share merger consideration ($14.50). Reflects performance-based RSUs that each represented a contingent right to receive one share of Class A Common Stock based on the closing price of the Issuer's common stock exceeding specific hurdles for 20 consecutive trading days, and subject to the reporting person's continued employment with the Issuer. Chief Financial Officer; Chief Operating Officer /s/ Scott Jarvis, attorney-in-fact 2021-10-22