---
schema_version: "secwatch.filing_event.v1"
accession: "0001604028-22-000020"
form_type: "8-K"
ticker: "WMS"
cik: "0001604028"
company_name: "ADVANCED DRAINAGE SYSTEMS, INC."
filed_at: "2022-05-19T23:59:59+00:00"
generated_at: "2026-06-25T09:14:17.476028+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# ADS Q4 net sales up 53% to $678.2M; adjusted EBITDA up 78%; dividend raised 9%

## Summary
- Q4 net sales $678.2M (+52.8% YoY); net income $47.1M (+126.8%); adjusted EBITDA $168.5M (+78.2%).
- FY2022 net sales $2,769.3M (+39.7%); net income $275.0M (+21.6%); adjusted EBITDA $676.0M (+19.2%).
- Quarterly cash dividend raised 9% to $0.12 per share; payable June 15, 2022 to holders of record June 1, 2022.
- Board Chair C. Robert Kidder not standing for re-election; Robert M. Eversole elected as new Chair; Sustainability Committee formed.

## SEC filing metadata
- accession: 0001604028-22-000020
- form_type: 8-K
- ticker: WMS
- cik: 0001604028
- company_name: ADVANCED DRAINAGE SYSTEMS, INC.
- filed_at: 2022-05-19T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 5.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1604028/000160402822000020/0001604028-22-000020-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1604028/000160402822000020/wms-20220518.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001604028-22-000020
- JSON: https://secwatch.observer/filing/0001604028-22-000020.json
- Plain text: https://secwatch.observer/filing/0001604028-22-000020.txt

## Key facts
- Executive change
  C. Robert Kidder departed as Director at ADVANCED DRAINAGE SYSTEMS, INC..
  - Action: not to stand for re-election
  - Role: Director
  source text: On May 18, 2022, C. Robert Kidder notified the Company’s Board of Directors (the “Board”) his decision not to stand for re-election as a director at the Company’s 2022 annual meeting of stockholders.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1604028/000160402822000020/0001604028-22-000020-index.htm

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