Advanced Drainage Systems (WMS) investor relations material

Executive summary

• Net sales rose 21% year-over-year to $1,001 million, driven by strong growth in both Stormwater and Wastewater segments and the NDS acquisition, which contributed $94.7–$95 million in sales.

• Adjusted EBITDA increased 28.8% to $358.3 million, with margin expanding by 230 basis points to 35.8%, among the highest in company history.

• Net income from continuing operations rose 22.5% to $176.6 million; diluted EPS increased 22.8% to $2.26.

• Growth was supported by diversified portfolio, disciplined price-cost management, material conversion, and operational execution.

• Favorable pricing offset inflationary pressures, with peak material inflation expected in Q2.

Financial highlights

• Stormwater sales increased 24% to $809–$809.4 million, including $94.7–$95 million from NDS; Wastewater sales rose 7.5–8% to $191.7 million.

• Gross profit improved 23.5% to $408 million, with gross margin up to 40.8% from 39.8% year-over-year.

• Free cash flow totaled $203–$203.2 million for the quarter, down from $222–$222.4 million year-over-year.

• Adjusted EBITDA margin improved to 35.8% from 33.5% year-over-year.

• Operating income rose to $254.5 million from $205.7 million; diluted EPS from continuing operations was $2.26, up from $1.84.

Outlook and guidance

• Full-year net sales expected between $3.35 billion and $3.55 billion; adjusted EBITDA guidance of $1.0–$1.05 billion.

• Capital expenditures for fiscal 2027 projected at approximately $200 million.

• Adjusted EBITDA margin projected to be between 29.6% and 29.9%, down 170 to 200 basis points from FY26.

• Management expects sufficient liquidity to meet working capital, capex, and debt obligations for at least the next twelve months.

• Normal seasonality anticipated, with Q1 benefiting from revenue pulled forward due to price increases.