X0407 4 2023-05-17 0 0001604028 ADVANCED DRAINAGE SYSTEMS, INC. WMS 0001756972 HARVEY DARIN S. C/O ADVANCED DRAINAGE SYSTEMS, INC. 4640 TRUEMAN BOULEVARD HILLIARD OH 43026 0 1 0 0 EVP, Supply Chain & Logistics 0 Common Stock 2023-05-17 4 A 0 8661 0.00 A 13261 D Common Stock 2023-05-17 4 F 0 2595 88.67 D 10666 D Common Stock 2023-05-17 4 F 0 33 88.67 D 10633 D Common Stock 15237.5203 I By KSOP Reflects grant of performance-based units, originally granted pursuant to the Issuer's 2017 Omnibus Incentive Plan, earned after the Issuer determined that certain performance goals for the performance period ended March 31, 2023 had been met. Total includes dividend equivalents in the amount of 107 shares, which dividend equivalents are settled in common stock. Represents shares withheld to satisfy Reporting Person's tax obligations in connection with the vesting of shares of restricted common stock of the Issuer. Represents current allocation under KSOP. /s/ Darin S. Harvey, by Kevin C. Talley as attorney-in-fact 2023-05-19