Form 4 Filing for Brian W. King

Brian W. King, Executive Vice President of ADVANCED DRAINAGE SYSTEMS, INC. (WMS), reported a disposition of 230 shares of common stock on May 22, 2026. The shares were sold at a price of $133.00 per share. This transaction was made to cover tax obligations related to the vesting of restricted stock. Following this transaction, Mr. King directly owns 20,736 shares. Additionally, he indirectly holds 1,778.1777 shares through the KSOP plan, which includes shares acquired via the Employee Stock Purchase Plan.