---
schema_version: "secwatch.filing_event.v1"
accession: "0001604028-24-000029"
form_type: "8-K"
ticker: "WMS"
cik: "0001604028"
company_name: "ADVANCED DRAINAGE SYSTEMS, INC."
filed_at: "2024-08-08T23:59:59+00:00"
generated_at: "2026-05-31T10:56:31.006978+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# ADS reports fiscal Q1 net sales up 4.8%, but net income down 6.7%; declares 14% higher dividend

## Summary
- Net sales $815.3M (+4.8% YoY); net income $162.3M (-6.7%); diluted EPS $2.06 (-5.5%).
- Adjusted EBITDA $275.5M (-2.1%); adjusted EPS flat at $2.06; margin 33.8% (down from 36.2%).
- Domestic pipe +2.5% to $431.4M; Allied +7.6%; Infiltrator +5.9%; International +10.4%.
- Quarterly dividend raised 14% to $0.16/share; payable Sept 13, record Aug 30.
- CEO cites IIJA tailwinds and volume growth in infrastructure; unfavorable pricing and costs pressured margins.

## SEC filing metadata
- accession: 0001604028-24-000029
- form_type: 8-K
- ticker: WMS
- cik: 0001604028
- company_name: ADVANCED DRAINAGE SYSTEMS, INC.
- filed_at: 2024-08-08T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1604028/000160402824000029/0001604028-24-000029-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1604028/000160402824000029/wms-20240808.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001604028-24-000029
- JSON: https://secwatch.observer/filing/0001604028-24-000029.json
- Plain text: https://secwatch.observer/filing/0001604028-24-000029.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.