The company successfully converted over 90% of its cement customers to Portland Limestone Cement (PLC), achieving a greater than 10% reduction in the product line's GHG footprint. This successful, large-scale initiative demonstrates a commitment to investing in and adopting new processes to meet sustainability goals, indicating an openness to similar efficiency and environmental solutions.
Filing excerpt
The Company has continued its rollout of Portland Limestone Cement (PLC) with more than 90% of its Type I/II customers converted to the PLC product. PLC has reduced the GHG footprint of the Company's cement product line more than 10%.
What this signalsFilings often name leadership changes, deals and spending plans.
Technologies
Competitors
Competitors named
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This page shows a preview. The full sec-10k record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.
Company
linkedin_urlValue in the APIindustriesValue in the APIemployee_count_lowValue in the APIemployee_count_highValue in the APIrevenueValue in the APIdescriptionValue in the APISignal
signal_nameValue in the APIassociationValue in the APIGET /v1/signals/0f0b8376-8cdd-426c-bd57-b4dcb1164e4f returns this record as JSON. POST /v1/companies/enrich returns every signal for martinmarietta.com.
{
"signal_id": "0f0b8376-8cdd-426c-bd57-b4dcb1164e4f",
"signal_type": "sec-10k",
"signal_subtype": "manufacturingIssue",
"detected_at": "2026-02-24T09:23:47.42+00:00",
"company": {
"name": "Martin Marietta Materials",
"domain": "martinmarietta.com"
},
"data": {
"detail": "The company successfully converted over 90% of its cement customers to Portland Limestone Cement (PLC), achieving a greater than 10% reduction in the product line's GHG footprint. This successful, large-scale initiative demonstrates a commitment to investing in and adopting new processes to meet sustainability goals, indicating an openness to similar efficiency and environmental solutions.",
"metrics": {
"pct": 0.1,
"pct_context": "GHG footprint reduction for cement product line"
},
"summary": "Reduced cement GHG footprint by over 10% with new product rollout",
"excerpts": "The Company has continued its rollout of Portland Limestone Cement (PLC) with more than 90% of its Type I/II customers converted to the PLC product. PLC has reduced the GHG footprint of the Company's cement product line more than 10%.",
"relevance": 0.7,
"sentiment": "positive",
"confidence": "high",
"source_url": "https://www.sec.gov/Archives/edgar/data/916076/000119312526059193/mlm-20251231.htm",
"filing_date": "2026-02-19",
"filing_year": 2026,
"fiscal_year_end": "12/31",
"sales_relevance": "Operations optimization needed",
"signal_category": "operations",
"competitors_mentioned": [
"Amrize Ltd.",
"Arcosa, Inc.",
"CEMEX S.A.B. de C.V.",
"CRH plc",
"Heidelberg Materials AG",
"Holcim Ltd.",
"Knife River Corporation",
"Vulcan Materials Company"
],
"technologies_mentioned": [
"Portland Limestone Cement (PLC)"
]
}
}
curl https://signals.autobound.ai/v1/signals/0f0b8376-8cdd-426c-bd57-b4dcb1164e4f \
-H "X-API-KEY: $AUTOBOUND_API_KEY"curl -X POST https://signals.autobound.ai/v1/companies/enrich \
-H "X-API-KEY: $AUTOBOUND_API_KEY" \
-H "Content-Type: application/json" \
-d '{"domain":"martinmarietta.com","limit":20}'Long text fields are shortened on this page.
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