X0306 4 2021-03-04 0 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 2021-03-04 4 A 0 8111 0.00 A 277951 D Class A Common Stock 2021-03-04 4 F 0 2753 8.27 D 275198 D Restricted Stock Units 0.00 2021-03-04 4 D 0 8111 0.00 D Class A Common Stock 8111 8358 D The 8,111 shares of Class A Common Stock were previously held as Restricted Stock Units ("RSUs") as previously awarded under the 2017 Incentive Compensation Plan on March 4, 2019, and converted from RSUs to Class A Common Stock as part of the annual vesting based on Mr. Moiz's continued employment with the Company. The 2,753 shares of Class A Common Stock were withheld by the Company to cover taxes associated with the vesting of 8,111 shares previously awarded under the 2017 Incentive Compensation Plan on March 4, 2019. These RSUs were granted by the Issuer to the Reporting Person under the Issuer's 2017 Incentive Compensation Plan on March 4, 2019, and are subject to vesting over three years in nearly equal installments beginning on the first anniversary of the grant date, provided that the Reporting Person remains in the service of the Issuer through the applicable vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. Chief Financial Officer ; Chief Operating Officer /s/ Shawn K. Baldwin, attorney-in-fact 2021-03-08