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Martin Marietta Materials, Inc. (MLM) SEC Filings & Earnings Calls

EquiReason read 27 Martin Marietta Materials, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-09-16 — Martin Marietta Materials extends trade receivables securitization facility to Sept 2027; $500M facility, can increase to $700M; interest at SOFR+0.70%..

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

MLMMartin Marietta Materials, Inc.Follow MLM — free
Building Materials · Basic Materials
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Market cap
30.5B
P/E TTM
—
Dividend yield
0.7%
52-week
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Next earnings
4 Nov, in 11 days

Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

16 Sep 20268-K · 1.01Martin Marietta Materials extends trade receivables securitization facility to Sept 2027; $500M facility, can increase to $700M; interest at SOFR+0.70%.open

Figures in the filing · each found in the filing text

trade receivables securitization facility size · 2026-09-15$500M

Risks flagged

Facility subject to amortization event on payment default or acceleration of material debt.

“amortization event related to a payment default or acceleration of one of the Corporation’s material debt agreements” · word for word
Read the original on SEC EDGAR ↗
24 Aug 20268-K · 1.01, 2.01, 3.02, 5.02, 7.01Martin Marietta completed combination with Lhoist North America, expanding specialties platform and establishing leading limestone producer position; expects to provide updated FY2026 guidance in Q3.acquisitionopen

Figures in the filing · each found in the filing text

Limestone Reserves · Specialties · 2026-08-24$2.00B

Guidance

Company expects to provide updated full-year 2026 revenue and Adjusted EBITDA guidance in Q3

Guidance to be updated in Q3; acquisition expected to be accretive but no quantified outlook yet.

Risks flagged

Integration risk; potential dilution from share issuance; leverage increase from acquisition financing.

“Transaction involved issuance of Consideration Shares; company expects to provide updated guidance in Q3.”
Read the original on SEC EDGAR ↗
24 Aug 2026SC 13DLhoist Group acquires 15.4% stake in Martin Marietta Materials as consideration for selling Lhoist North America for $7 billion cash and stock.being acquiredopen

Figures in the filing · each found in the filing text

Beneficial Ownership Percentage · 2026-08-2115.4%

Risks flagged

Shareholder dilution risk from new share issuance

“10,953,543 of newly-issued shares” · word for word
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24 Aug 2026SC 13DLhoist Group acquires 15.4% stake in Martin Marietta Materials as consideration for selling Lhoist North America for $7 billion cash and stock.being acquiredopen

Figures in the filing · each found in the filing text

Beneficial Ownership Percentage · 2026-08-2115.4%

Risks flagged

Shareholder dilution risk from new share issuance

“10,953,543 of newly-issued shares” · word for word
Read the original on SEC EDGAR ↗
18 Aug 20268-K · 1.01, 1.02, 2.03Martin Marietta entered into a $1.5 billion five-year senior unsecured revolving credit facility, replacing an existing facility. The new facility expires August 18, 2031, with a leverage covenant of 3.75:1.00 (4.75:1.00 post-acquisition).open

Risks flagged

Leverage ratio covenant increases post-acquisition, indicating higher debt burden.

“Leverage Ratio may not exceed ... 4.75:1.00 for the first three fiscal quarters ending after the Acquisition”
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14 Aug 20268-K · 1.01, 2.03, 8.01Martin Marietta Materials issued five tranches of senior notes due 2029-2056 with coupons from 4.850% to 6.375%, increasing leverage via a material direct financial obligation.SEC ↗
12 Aug 20268-K · 1.01, 7.01Martin Marietta priced $5.5B in senior notes across five tranches to fund the Lhoist North America acquisition, alongside a $1.5B term loan.open

Risks flagged

Increased leverage from $5.5B debt issuance; acquisition integration risk.

“The net proceeds of the Notes will be used, together with borrowings under a $1.5 billion senior unsecured term loan facility, to pay the cash consideration for the Company’s previously announced acquisition” · word for word
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10 Aug 20268-K · 8.01Martin Marietta Materials filed financial statements and pro forma for acquisition of Lhoist North America, indicating progress on deal closure.acquisitionopen

Risks flagged

Integration risk; acquisition of Lhoist North America.

“Acquisition of Lhoist North America.”
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5 Aug 20268-K · 8.01Martin Marietta received all necessary regulatory approvals for its $13.5B acquisition of Lhoist North America; expects close in Q3 2026.open

Risks flagged

Integration risk from large acquisition

“risks and uncertainties relating to the timing of consummation of the transaction; the risk that the conditions to closing of the transaction may not be satisfied” · word for word
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4 Aug 20268-K · 5.02Reported a director or officer change (departure, election, appointment or pay arrangement)open

Risks flagged

Key person risk low due to internal promotion; no operational disruption expected

“Internal promotion of existing executive; no departure of prior CFO mentioned.”
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30 Jul 202610-QMartin Marietta reported Q2 2026 results with strong aggregates shipment growth (+17% YoY) but gross profit declined due to acquisition accounting charges; net income from continuing operations decreased 12% YoY.earningsopen

Figures in the filing · each found in the filing text

Aggregates Shipments (tons) · Building Materials · Q2-202661,600,000+17% y/y
Aggregates Average Selling Price per Ton · Building Materials · Q2-2026$22.74-2% y/y
Organic Aggregates Shipments (tons) · Building Materials · Q2-202653,800,000+2% y/y
Organic Aggregates Average Selling Price per Ton · Building Materials · Q2-2026$23.70+2% y/y
Revenue · Total · Q2-2026$1.95B+21% y/y
Net Earnings from Continuing Operations Attributable to Martin Marietta · Total · Q2-2026$256M-12% y/y
Adjusted EBITDA from Continuing Operations · Total · Q2-2026$638M+13% y/y
Specialties Revenue · Specialties · Q2-2026$152M+69% y/y
Specialties Gross Profit · Specialties · Q2-2026$50M+39% y/y

Risks flagged

Interest Rate Sensitivity

“Sustained high or rising interest rates may reduce construction demand, increase our financing costs, and adversely affect our results of operations and financial condition.” · word for word

Weather Disruption

“Adverse weather conditions, including hurricanes and tropical storms, extreme temperatures, snow, heavy or sustained rainfall, wildfires and earthquakes, reduce construction activity, reduce the demand for our products and impede our ability to efficiently transport material.” · word for word

Acquisition Integration Risk

“Integrating acquired businesses may be more difficult, costly, or time-consuming than expected, and we may not realize anticipated benefits.” · word for word

Regulatory/Climate Change Costs

“Legislation, regulation, and policy initiatives addressing climate change and the transition to a low-carbon economy may increase our costs, constrain operations, or alter customer demand, which could adversely impact our business and financial results.” · word for word
Read the original on SEC EDGAR ↗
30 Jul 20268-K · 2.02, 7.01Revenues $1.95B (+21% y/y); Adjusted EBITDA from continuing operations $638M (+13% y/y); Aggregates shipments (tons) 61,600,000 (+17% y/y); Guidance: Revenue guidance raised to $7.2B-$7.4B; Adjusted EBITDA reaffirmed at $2.36B-$2.5Bearningsopen

Figures in the filing · each found in the filing text

Revenues · Q2-2026$1.95B+21% y/y
Adjusted EBITDA from continuing operations · Q2-2026$638M+13% y/y
Aggregates shipments (tons) · Aggregates · Q2-202661,600,000+17% y/y
Aggregates average selling price per ton · Aggregates · Q2-2026$22.74-2% y/y
Aggregates gross profit per ton · Aggregates · Q2-2026$6.78-17% y/y
Earnings per diluted share from continuing operations · Q2-2026$4.26-12% y/y
Adjusted earnings per diluted share from continuing operations · Q2-2026$5.00+3% y/y

Guidance

Revenue guidance raised to $7.2B-$7.4B; Adjusted EBITDA reaffirmed at $2.36B-$2.5B

Revenue guidance raised due to strong Q2 performance and acquisition contributions; Adjusted EBITDA guidance reaffirmed. Efficiency initiatives expected to reduce capex and improve cash flow.

Risks flagged

Acquisition integration risk: The Lhoist North America and New Frontier Materials acquisitions may face integration challenges, including inventory step-up impacts on margins.

“gross profit, aggregates gross profit and aggregates gross profit per ton included a charge of $52 million, $52 million and $0.84 per ton, respectively, for the impact of selling acquired inventory after markup to fair value” · word for word
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15 Jul 20268-K · 1.01, 2.03Martin Marietta Materials entered into a Term Credit Agreement and Amendment No. 1 to Revolving Credit Agreement with JPMCB and other lenders, increasing leverage via a new term loan facility.open

Risks flagged

Increased leverage from new debt obligations may pressure financial flexibility.

“Item 2.03 Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant” · word for word
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29 Jun 20268-K · 1.01, 3.02, 8.01Martin Marietta Materials entered into a Securities Sale Agreement to acquire LNA Holding SRL, issuing consideration shares in a private placement. The filing details the agreement and unregistered share issuance, indicating a strategic acqacquisitionopen

Risks flagged

Regulatory approval risk; termination fee of $350M if deal fails due to antitrust clearance.

“Termination fee of $350 million if SSA is terminated under specified circumstances relating to failure to obtain regulatory clearances.”
Read the original on SEC EDGAR ↗
29 Jun 20268-K · 7.01Transaction value $13.50B; LNA gross sales $1.80B; LNA Adjusted EBITDA $786Mopen

Figures in the filing · each found in the filing text

transaction value · 2026-06-29$13.50B
LNA gross sales · Lhoist North America · FY2025$1.80B
LNA Adjusted EBITDA · Lhoist North America · FY2025$786M
limestone reserves · Lhoist North America · 2025-12-31$2.00B

Risks flagged

Integration risk and regulatory approval required; transaction expected to close in H2 2026.

“Transaction expected to be completed in the second half of 2026, subject to regulatory approvals.”
Read the original on SEC EDGAR ↗
14 May 20268-K · 5.02, 5.07Reported the departure of a director or principal officer (CEO/CFO change); submitted matters to a vote of security holdersSEC ↗
30 Apr 20268-K · 2.02, 7.01Revenues $1.36B (+17% y/y); Adjusted EBITDA from continuing operations $364M (+14% y/y); Adjusted EPS from continuing operations $1.93 (+14% y/y); Guidance: Full-year 2026 Adjusted EBITDA guidance $2.43B at midpointearningsopen

Figures in the filing · each found in the filing text

Revenues · Q1-2026$1.36B+17% y/y
Adjusted EBITDA from continuing operations · Q1-2026$364M+14% y/y
Adjusted EPS from continuing operations · Q1-2026$1.93+14% y/y
Aggregates shipments · Aggregates · Q1-202643,900,000+12% y/y
Aggregates ASP per ton · Aggregates · Q1-2026$23.700% y/y
Aggregates gross profit per ton · Aggregates · Q1-2026$6.56-14% y/y

Guidance

Full-year 2026 Adjusted EBITDA guidance $2.43B at midpoint

Reaffirmed full-year guidance based on strong underlying demand; April momentum continuing; price increases taking effect

Risks flagged

Aggregates gross profit per ton down 14% due to purchase accounting and higher freight costs

“Aggregates gross profit decreased $9 million, or 3 percent, to $288 million, inclusive of the $22 million charge for the impact of selling acquired inventory after markup to fair market value” · word for word
Read the original on SEC EDGAR ↗
30 Apr 202610-QTotal Revenue $1.36B (+17% y/y); Net Earnings from Continuing Operations $79M (-24% y/y); Adjusted EBITDA from Continuing Operations $364M (+14% y/y)open

Figures in the filing · each found in the filing text

Total Revenue · Q1-2026$1.36B+17% y/y
Net Earnings from Continuing Operations · Q1-2026$79M-24% y/y
Adjusted EBITDA from Continuing Operations · Q1-2026$364M+14% y/y
Aggregates Shipments · Building Materials · Q1-2026$44M+12% y/y
Aggregates Average Selling Price · Building Materials · Q1-2026$23.700% y/y
East Group Aggregates Revenue · East Group · Q1-2026$854M+8% y/y
West Group Aggregates Revenue · West Group · Q1-2026$288M+37% y/y
Specialties Revenue · Specialties · Q1-2026$143M+64% y/y
Operating Cash Flow · Q1-2026$227M+4% y/y
Capital Expenditures · Q1-2026$186M-20% y/y

Risks flagged

Interest rate sensitivity

“While the Federal Reserve lowered interest rates several times during 2025, they remain above the current rate of inflation resulting in continued restrictive monetary policy.” · word for word

Energy cost volatility

“A hypothetical 10% change in the Company’s energy prices in 2026 as compared with 2025, assuming comparable volumes, would change 2026 energy expense for continuing operations by $29 million.” · word for word

Integration risk from QUIKRETE transaction

“The possibility that acquisition synergies may not be realized as expected or within anticipated timeframes, potentially impacting profitability and debt covenant compliance.” · word for word
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27 Apr 20268-K · 5.02Reported the departure of a director or principal officer (CEO/CFO change); filed financial statements and exhibits with this reportSEC ↗
15 Apr 2026DEF 14AProxy statement disclosing executive compensation, governance, and shareholder proposals for 2026 Annual Meeting.open

Figures in the filing · each found in the filing text

Adjusted EBITDA from continuing operations · FY2025$2.06B+17% y/y
Adjusted EBITDA margin from continuing operations · FY202533.6%
Revenues from continuing operations · FY2025$6.15B+9% y/y
Net earnings from continuing operations attributable to Martin Marietta · FY2025$990M-46% y/y
Aggregates gross profit per ton · Aggregates · FY2025$8.45+12% y/y
Cash flow from operations · FY2025$1.80B
Consolidated net debt-to-consolidated adjusted EBITDA · FY2025$2.30
Total Shareholder Return (TSR) since SOAR 2025 start · 2021-2025126.0%
Cumulative TSR since SOAR inception (2010) · 2010-2025689.0%
PSU payout for 2023-2025 cycle · 2023-2025217.0%

Risks flagged

Private construction environment remains challenging

“We delivered these results even as the private construction environment remained challenging, with single-family housing and non-residential square footage starts still well below their post-COVID peaks.” · word for word

Sustainability targets depend on external factors

“Achievement of these ambitions will depend upon the economic feasibility and timely implementation of commercial-scale carbon capture technology in the United States and related governmental policies, the availability of additional renewable energy from third party providers, and the availability of additional heavy equipment powered by alternate fuels and/o” · word for word

Key executive departures

“Mr. Nickolas ceased serving as Executive Vice President and Chief Financial Officer in April 2025...Mr. Kohn's departure in February 2026” · word for word
Read the original on SEC EDGAR ↗
23 Feb 20268-K · 2.01, 7.01Revenues $7.16B; Adjusted EBITDA from continuing operations $2.43B; Capital expenditures $575M; Guidance: 2026 revenue midpoint $7.16B, adjusted EBITDA $2.43B, aggregates volume growth 12%acquisitionopen

Figures in the filing · each found in the filing text

Revenues · FY2026$7.16B
Adjusted EBITDA from continuing operations · FY2026$2.43B
Capital expenditures · FY2026$575M
Aggregates Volume % growth · Aggregates · FY202612.0%
Organic Volume % growth · Aggregates · FY20262.0%
ASP % growth · Aggregates · FY20262.5%
Organic ASP % growth · Aggregates · FY20265.0%

Guidance

2026 revenue midpoint $7.16B, adjusted EBITDA $2.43B, aggregates volume growth 12%

Updated 2026 guidance reflects the accretive impact of the asset exchange, with strong volume and pricing growth.

Read the original on SEC EDGAR ↗
19 Feb 202610-KAggregates gross profit share 88; Environmental compliance costs $46M (-21% y/y); Environmental capital expenditures $19Mopen

Figures in the filing · each found in the filing text

Aggregates gross profit share · Building Materials · FY202588.0%
Environmental compliance costs · Corporate · FY2025$46M-21% y/y
Environmental capital expenditures · Corporate · FY2025$19M
Aggregates reserves life · Building Materials · 2025-12-31$85.00
Public infrastructure shipments share · Building Materials · FY202537.0%

Risks flagged

Weather and climate disruption

“weather patterns, seasonal changes and other climate-related conditions, including precipitation, flooding, hurricanes, snowstorms, extreme hot and cold temperatures, wildfires, earthquakes and droughts, can significantly affect production schedules, shipments, costs, efficiencies and profitability.” · word for word

Environmental regulation cost increase

“The Company’s expenditures for environmental matters generally have increased over time and are likely to continue to increase in the future.” · word for word

Cement business divestiture execution

“The Company’s Midlothian cement plant, related cement distribution terminals and Texas ready mixed concrete plants ... meet the criteria for classification as held for sale and their associated financial results qualify as discontinued operations.” · word for word
Read the original on SEC EDGAR ↗
11 Feb 20268-K · 2.02, 7.01Revenues $1.53B (+9% y/y); Aggregates shipments 48.9 (+2% y/y); Aggregates average selling price per ton $23.11 (+5% y/y); Guidance: low single-digit shipment growthearningsopen

Figures in the filing · each found in the filing text

Revenues · Q4-2025$1.53B+9% y/y
Aggregates shipments · Aggregates · Q4-202548.9+2% y/y
Aggregates average selling price per ton · Aggregates · Q4-2025$23.11+5% y/y
Aggregates gross profit per ton · Aggregates · Q4-2025$8.59+9% y/y
Adjusted EBITDA from continuing operations · Q4-2025$515M+10% y/y

Guidance

low single-digit shipment growth

2026 guidance of low single-digit shipment growth reflects balanced macro with infrastructure and data center/energy demand offsetting softness in other segments.

Risks flagged

Single-family housing and nonresidential square footage starts remain ~20% below post-COVID peaks, posing headwinds.

“single-family housing and nonresidential square footage starts... remaining approximately 20% below their post-COVID peaks.” · word for word
Read the original on SEC EDGAR ↗
2 Jan 20268-K · 7.01Martin Marietta Materials updated the expected closing of its previously announced asset exchange with Quikrete Holdings from Q4 2025 to Q1 2026, citing customary closing conditions.open

Risks flagged

Transaction delay may indicate regulatory or operational hurdles, but no material risk quantified.

“Delay in closing of asset exchange with Quikrete.”
Read the original on SEC EDGAR ↗
19 Dec 20258-K · 1.01, 2.03Entered a material definitive agreement (acquisition, partnership, or major contract); took on a material direct financial obligation, increasing leverageSEC ↗
4 Nov 202510-QMartin Marietta reported strong Q3 2025 with aggregates volume +8%, ASP +8%, and net earnings +21% YoYearningsopen

Figures in the filing · each found in the filing text

Aggregates shipments · Building Materials · Q3-202557,900,000+8% y/y
Aggregates average selling price · Building Materials · Q3-2025$23.24+8% y/y
Total revenue · Q3-2025$1.85B+12% y/y
Net earnings from continuing operations · Q3-2025$361M+22% y/y
Adjusted EBITDA from continuing operations · Q3-2025$667M+22% y/y

Risks flagged

Interest rate sensitivity on residential and nonresidential construction

“Demand in the nonresidential and residential construction markets, which combined accounted for 58% of aggregates shipments for the nine months ended September 30, 2025, is affected by interest rates.” · word for word

Energy cost volatility

“A hypothetical 10% change in the Company's energy prices in 2025 as compared with 2024, assuming comparable volumes, would change 2025 energy expense for continuing operations by $28 million.” · word for word
Read the original on SEC EDGAR ↗
4 Nov 20258-K · 2.02, 7.01Revenues $1.85B (+12% y/y); Aggregates shipments 57,900,000 (+8% y/y); Aggregates average selling price per ton $23.24 (+8% y/y); Guidance: Full-year 2025 Consolidated Adjusted EBITDA guidance raised to $2.32 billion at midpointearningsopen

Figures in the filing · each found in the filing text

Revenues · Q3-2025$1.85B+12% y/y
Aggregates shipments · Aggregates · Q3-202557,900,000+8% y/y
Aggregates average selling price per ton · Aggregates · Q3-2025$23.24+8% y/y
Aggregates gross profit per ton · Aggregates · Q3-2025$9.17+12% y/y
Adjusted EBITDA from continuing operations · Q3-2025$667M+22% y/y
Consolidated Adjusted EBITDA · Q3-2025$743M+15% y/y

Guidance

Full-year 2025 Consolidated Adjusted EBITDA guidance raised to $2.32 billion at midpoint

Raising full-year 2025 guidance due to strong year-to-date performance and current aggregates shipment trends

Risks flagged

Interest rate sensitivity in residential and light nonresidential demand

“light nonresidential demand, while typically more interest-rate-sensitive, has demonstrated notable resilience” · word for word
Read the original on SEC EDGAR ↗

Martin Marietta Materials, Inc. — questions

What did Martin Marietta Materials, Inc. file recently?
27 SEC filings in the last 12 months. Latest: 8-K on 2026-09-16 — Martin Marietta Materials extends trade receivables securitization facility to Sept 2027; $500M facility, can increase to $700M; interest at SOFR+0.70%.

Every figure on this page comes from Martin Marietta Materials, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.