MLM Martin Marietta MaterialscompanySEC Filings & Insider Trading Activity 2026
Latest Martin Marietta Materials (MLM) SEC EDGAR filings in 2026 — including the most recent 10-K annual report filed on February 19, 2026, a 10-Q quarterly report filed on November 4, 2025, an 8-K current report filed on April 30, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for Martin Marietta Materials (MLM) (SEC CIK 916076), with AI-powered section-by-section summaries updated daily.
Latest 2026 SEC Filing Dates
AI 10-K Annual Report AnalysisLatest 10-K (2025-12-31)
Business Overview
- • Core business: Supplier of construction aggregates and heavy building materials
- • New emphasis on diversity through three employee resource groups: Military & Veterans, MERGE, Women Who Build
Risk Factors
- • Transportation service cost and availability risk from third-party truckers in oil and gas fields affecting product and fuel logistics
- • Shipping agreements for Bahamas and Nova Scotia coastal ports expiring in 2026 and 2027 respectively, risking transport disruptions
Management Discussion & Analysis
- • No specific revenue or YoY change figures disclosed
- • No profitability or margin percentages mentioned
AI 10-Q Quarterly Report AnalysisLatest 10-Q (2025-09-30)
Management Discussion & Analysis
- • Quarterly revenue $1.85B, up $204M (+12.4%) YoY from $1.64B; aggregates shipments +8.0% to 57.9M tons with ASP +8.0% to $23.24/ton
- • Gross margin expanded to 33% from 31% YoY; building materials margin 34% vs 32% YoY; aggregates margin 36% vs 35% YoY; specialties margin down 26% vs 35% YoY
Risk Factors
- • No new or updated risk factors disclosed, referencing 2024 10-K risk section unchanged
- • Regulatory risk: continued compliance with Section 1503(a) of Dodd-Frank Act on mine safety disclosures in Exhibit 95
AI 8-K Current Report AnalysisRecent 8-K Filings
Item 2.01: Completion of Acquisition or Disposition of Assets
- • Exchange Agreement previously filed Aug 7, 2025 — current filing confirms completion of the asset exchange transaction
- • Full deal terms, counterparty, and financial details contained in Exhibit 2.1 from the Aug 7, 2025 8-K filing
Item 7.01: Regulation FD Disclosure
- • Reg FD disclosure signals a material transaction ("the Transaction") referenced but not described in detail — likely an acquisition or major deal
- • Forward-looking risks cited include transaction costs, integration challenges, and market conditions — typical language for a significant M&A event
Annual Reports Archive10-K
AI-powered analysis of Martin Marietta Materials (MLM) 10-K annual reports filed with SEC EDGAR.
Quarterly Reports Archive10-Q
AI-powered analysis of Martin Marietta Materials (MLM) 10-Q quarterly reports filed with SEC EDGAR.
Recent 8-K FilingsCurrent Reports
AI-powered analysis of Martin Marietta Materials (MLM) 8-K current reports disclosing material events.
Financial SummaryXBRL
| FY2022 | FY2023 | FY2024 | FY2025 | |
|---|---|---|---|---|
| Profitability | ||||
| Revenue | $6.2B | $6.8B | $6.5B | $6.2B |
| Gross Profit | $1.4B | $2.0B | $1.9B | $1.9B |
| Operating Income | — | $1.6B | $2.7B | $1.4B |
| Net Income | — | $1.2B | $2.0B | $1.1B |
| Gross Margin | 23.1% | 29.8% | 28.7% | 30.7% |
| Op. Margin | — | 23.5% | 41.4% | 23.4% |
| Net Margin | — | 17.2% | 30.5% | 18.5% |
| Balance Sheet | ||||
| Total Assets | — | $15.1B | $18.2B | $18.7B |
| Equity | — | $8.0B | $9.5B | $10.0B |
| ROE | — | 14.6% | 21.1% | 11.3% |
Source: XBRL financial data from Martin Marietta Materials (MLM) 10-K filings on SEC EDGAR. All figures in USD. Key metrics include revenue, net income, gross profit, gross profit margin, operating income, EPS (diluted), total assets, stockholders' equity, return on equity (ROE), operating cash flow, and capital expenditure.
Latest 2026 SEC Filings — 10-K, 10-Q, 8-K & Form 4
| Form | Filing Date | Period | Analysis | SEC |
|---|---|---|---|---|
8-K | Apr 30, 2026 | — | — | — |
8-K | Apr 27, 2026 | — | — | — |
8-K | Feb 23, 2026 | — | Analysis | — |
10-K | Feb 19, 2026 | Dec 31, 2025 | Analysis | |
8-K | Feb 13, 2026 | — | — | |
8-K | Feb 11, 2026 | — | — | |
8-K | Jan 2, 2026 | — | — | |
8-K | Dec 19, 2025 | — | — | |
10-Q | Nov 4, 2025 | Sep 30, 2025 | Analysis | |
10-Q | Aug 7, 2025 | Jun 30, 2025 | Analysis | |
10-Q | Apr 30, 2025 | Mar 31, 2025 | Analysis | |
10-K | Feb 21, 2025 | Dec 31, 2024 | — | |
10-Q | Oct 30, 2024 | Sep 30, 2024 | — | |
10-Q | Aug 8, 2024 | Jun 30, 2024 | — | |
10-Q | Apr 30, 2024 | Mar 31, 2024 | — | |
10-K | Feb 23, 2024 | Dec 31, 2023 | — | |
10-Q | Nov 1, 2023 | Sep 30, 2023 | — | |
10-Q | Jul 27, 2023 | Jun 30, 2023 | — | |
10-Q | May 4, 2023 | Mar 31, 2023 | — | |
10-K | Feb 24, 2023 | Dec 31, 2022 | — | |
10-Q | Nov 2, 2022 | Sep 30, 2022 | — | |
10-Q | Jul 28, 2022 | Jun 30, 2022 | — | |
10-Q | May 3, 2022 | Mar 31, 2022 | — | |
10-K | Feb 22, 2022 | Dec 31, 2021 | — | |
10-Q | Nov 2, 2021 | Sep 30, 2021 | — |
Frequently Asked Questions
What are the latest MLM SEC filings in 2026?
Martin Marietta Materials (MLM) has filed a 10-K annual report on February 19, 2026, a 10-Q quarterly report on November 4, 2025, an 8-K current report on April 30, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.
When did MLM file its most recent 10-K annual report?
Martin Marietta Materials (MLM) filed its most recent 10-K annual report on February 19, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.
How do I view MLM 10-Q quarterly reports?
Martin Marietta Materials (MLM)'s most recent 10-Q quarterly report was filed on November 4, 2025. SignalX displays every MLM 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.
What 8-K current reports has MLM filed recently?
Martin Marietta Materials (MLM)'s most recent 8-K was filed on April 30, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.
Where can I find MLM insider trading activity (Form 4)?
SignalX aggregates every MLM Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.
How often does MLM file with the SEC?
Martin Marietta Materials (MLM) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new MLM filing with AI-powered analysis.
What is the difference between 10-K, 10-Q, and 8-K SEC filings?
A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs — such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Martin Marietta Materials (MLM).
What is MLM's SEC CIK number?
Martin Marietta Materials (MLM)'s SEC CIK (Central Index Key) number is 916076. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 916076 to look up all MLM filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.
Where can I find MLM return on equity (ROE) and financial data?
SignalX extracts XBRL financial data from Martin Marietta Materials (MLM) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.
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