---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-141294"
form_type: "8-K"
ticker: "EXP"
cik: "0000918646"
company_name: "EAGLE MATERIALS INC"
filed_at: "2024-05-17T23:59:59+00:00"
generated_at: "2026-06-01T18:12:51.577892+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Eagle Materials plans $430M expansion of Laramie cement plant; capacity +50%, cost -25%

## Summary
- Investment of ~$430M to modernize and expand Laramie, WY plant; capacity to increase from 0.8M to 1.2M tons/year (50% increase).
- Expected to reduce manufacturing costs by ~25% and CO2 intensity by nearly 20% through alternative fuels and efficiencies.
- Construction begins immediately; startup targeted for second half of calendar 2026.
- Plan includes new cement distribution facility in northern Colorado to serve Denver and Salt Lake City markets.

## SEC filing metadata
- accession: 0001193125-24-141294
- form_type: 8-K
- ticker: EXP
- cik: 0000918646
- company_name: EAGLE MATERIALS INC
- filed_at: 2024-05-17T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/918646/000119312524141294/0001193125-24-141294-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/918646/000119312524141294/d815482d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-141294
- JSON: https://secwatch.observer/filing/0001193125-24-141294.json
- Plain text: https://secwatch.observer/filing/0001193125-24-141294.txt

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