---
schema_version: "secwatch.filing_event.v1"
accession: "0001604028-25-000027"
form_type: "8-K"
ticker: "WMS"
cik: "0001604028"
company_name: "ADVANCED DRAINAGE SYSTEMS, INC."
filed_at: "2025-08-07T23:59:59+00:00"
generated_at: "2026-05-17T17:37:20.759744+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# ADS Q1 net income drops 11% to $144M; raises dividend 13% to $0.18

## Summary
- Net sales $829.9M (+1.8% YoY); net income $144.1M (-11.2%); diluted EPS $1.84 vs $2.06.
- Adjusted EBITDA $278.2M (+1.0%); margin 33.5% vs 33.8%.
- Infiltrator sales up 21.1% to $178.4M (includes Orenco); domestic pipe down 2.5% to $415.5M.
- Acquired River Valley Pipe early in quarter to strengthen geographic presence.
- Quarterly dividend of $0.18/share (13% increase), payable Sept 15, 2025 to record holders Aug 29.

## SEC filing metadata
- accession: 0001604028-25-000027
- form_type: 8-K
- ticker: WMS
- cik: 0001604028
- company_name: ADVANCED DRAINAGE SYSTEMS, INC.
- filed_at: 2025-08-07T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1604028/000160402825000027/0001604028-25-000027-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1604028/000160402825000027/wms-20250807.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001604028-25-000027
- JSON: https://secwatch.observer/filing/0001604028-25-000027.json
- Plain text: https://secwatch.observer/filing/0001604028-25-000027.txt

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