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MLM

Martin Marietta Materials, Inc.

Sector: basic materialsConstruction MaterialsNYSEMarket Cap: $41.37B

Martin Marietta Materials (MLM) is a supplier of aggregates, cement, and heavy building materials, with a political signal driven by congressional trading activity (12 trades by 4 members in 12 months) and an executive branch holding by Donald J. Trump ($1,001-$15,000).

Govt Dependence
40/100
Regulatory Density
70/100
Lobbying Intensity
0/100
Political Signal
NEUTRAL

BusinessWhat MLM does

Martin Marietta Materials produces and supplies aggregates (crushed stone, sand, gravel), cement, ready-mixed concrete, and asphalt for infrastructure, nonresidential, and residential construction. Revenue is derived from public infrastructure (federal, state, local), commercial, and residential end markets. The company operates quarries, distribution yards, and plants primarily in the United States.

12 months past · 3 months futureMLM activity timeline

$729$623$517 AugSepOctNovDecJan '26FebMarAprMayJunJulAugSepOct ↓ PAST — recorded activity ↑ FUTURE — scheduled markups · pending votes TODAY · Jul 28 $708.11 hi $532.65 lo $559.60 CONGRESS 30 INSIDERS 0 13F FUNDS 30 BILLS 0 Ro Khanna (D) · Purchase · 2026-06-05April McClain Delaney (D) · Purchase · 2026-05-28Josh Gottheimer (D) · Sale · 2026-04-09April McClain Delaney (D) · Purchase · 2026-03-09Ro Khanna (D) · Sale · 2026-01-22Ro Khanna (D) · Sale · 2026-01-29April McClain Delaney (D) · Purchase · 2025-12-02Ro Khanna (D) · Purchase · 2025-11-03Michael T. McCaul (R) · sale · 2025-10-27Michael T. McCaul (R) · Sale · 2025-10-27Ro Khanna (D) · sale · 2025-10-28Ro Khanna (D) · Sale · 2025-10-28Val T. Hoyle (D) · sale · 2025-09-23Val T. Hoyle (D) · Sale · 2025-09-23Ro Khanna (D) · purchase · 2025-09-24Ro Khanna (D) · Purchase · 2025-09-24Michael T. McCaul (R) · sale · 2025-08-21Michael T. McCaul (R) · Sale · 2025-08-21Ro Khanna (D) · sale · 2025-08-06Ro Khanna (D) · Sale · 2025-08-06April McClain Delaney (D) · sale · 2025-08-01April McClain Delaney (D) · Sale · 2025-08-01 Two Sigma Investments · + $55461M · 2026-03-31Two Sigma Investments · - $62M · 2025-09-30Citadel Advisors · + $50M · 2025-12-31Citadel Advisors · - $22M · 2025-09-30Two Sigma Investments · - $9M · 2025-12-31Bridgewater Associates · OPENED $1M · 2025-09-30D.E. Shaw & Co. · holds $1M · 2025-09-30
Congress
buy sell
Insider · Form 4
open-market buy
Hedge fund · 13F
opened + added − trimmed closed holds
Bills
past action (this ticker) upcoming markup (sector) carveout (this ticker)
249 trading days · 22 congressional trades shown · 0 insider buys · 7 13F filings · 0 past bill actions · 0 upcoming markups

Executive Branch ConflictsMLM held by Trump-administration officials

Lifetime Government AwardsMLM federal contracts by year

$114K
total awarded · 2012–2021
9
contracts on file
2015
peak year ($50K)
$50K $25K 2012: $5K across 1 contract $5K 2012 2014: $7K across 2 contracts $7K 2014 2 contracts 2015: $50K across 3 contracts (peak year) $50K 2015 3 contracts 2018: $27K across 2 contracts $27K 2018 2 contracts 2021: $25K across 1 contract $25K 2021
Top contracts by award amount
$25K Department of the Interior 2015-08-06 IGF::OT::IGF--MARTIN MARIETTA MATERIALS
$25K Department of the Interior 2021-03-30 #0615 - 1 INCH CRUSH ROCK, APPROXIMATE 1,106 TONS
$23K Department of Defense 2018-09-30 IGF::OT::IGF BPA CALL FOR OF-RA FOR WASHED SAND FOR ISLAND VIEW BEACH
$20K Department of the Interior 2015-08-17 IGF::OT::IGF--MARTIN MARIETTA MATERIALS
$7K Department of Agriculture 2014-06-25 IGF::CT::IGF 200 TONS OF 3X6 STONE AND 25 TONS OF 4X8 RIP RAP TO BE DE
10 years · 9 contracts

Smart Money · 13F HoldingsHedge funds holding MLM

$55.51B
Total MLM held by tracked 13F funds
2
Funds with MLM positions
Two Sigma Investments $55.46B +575% 4 overlap 2026-03-31
Citadel Advisors $50M +131% 8 overlap 2025-12-31

Politicians Trading MLMMembers of Congress with recent MLM positions

6 politicians traded MLM across 56 disclosed transactions totaling $497K (last 730 days). Greed score = composite of trade frequency, volume & recency across the politician's entire history (not just MLM). 0-30 LOW · 30-60 MID · 60+ HIGH.

Congressional TradesWho in Congress is trading MLM

2026-06-05 Ro Khanna D-California · house Purchase $15,001 - $50,000
2026-05-28 April McClain Delaney D-Maryland · house Purchase $1,001 - $15,000
2026-04-09 Josh Gottheimer D-New Jersey · house Sale $15,001 - $50,000
2026-03-09 April McClain Delaney D-Maryland · house Purchase $1,001 - $15,000
2026-01-22 Ro Khanna D-California · house Sale $1,001 - $15,000
2026-01-29 Ro Khanna D-California · house Sale $1,001 - $15,000
2025-12-02 April McClain Delaney D-Maryland · house Purchase $1,001 - $15,000
2025-11-03 Ro Khanna D-California · house Purchase $1,001 - $15,000
2025-10-27 Michael T. McCaul R-Texas · house sale $1,001 - $15,000
2025-10-27 Michael T. McCaul R-Texas · house Sale $1,001 - $15,000
2025-10-28 Ro Khanna D-California · house sale $1,001 - $15,000
2025-10-28 Ro Khanna D-California · house Sale $1,001 - $15,000
30+ trades on file · most recent 2026-07-08

Corporate Insiders · Form 4What CEOs, CFOs, and directors are doing with their own stock

No Form 4 activity recorded in the last 180 days.

Political ProfileWhere MLM sits in Washington

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STRUCTURAL: No lobbying spend (get_political_influence.lobbying.total_income: 0), no federal contracts (get_government_precedent.federal_contracts_summary: null), no donations. EVIDENTIARY: Congressional trading activity (12 trades by 4 members in 12 months, per Top congressional traders) and an executive branch holding by Donald J. Trump (get_executive_branch_exposure.by_ticker[0].holdings[0].value_bucket: $1,001-$15,000). Net: Evidentiary signals show political attention but are mixed (buys and sales), with no structural support.

Regulatory ExposureThreats & opportunities

Regulatory threats

  • Environmental regulations on quarry operations, emissions, and water usage
    EPA, Army Corps of Engineers, state agencies
    "No specific bills in Recent bill_impacts, but industry is subject to high regulatory density from environmental and land use agencies."

Regulatory opportunities

  • Federal infrastructure spending bills boosting demand for aggregates and cement
    Department of Transportation, Federal Highway Administration
    "No recent bill_impacts or bill_carveouts, but infrastructure legislation is a perennial opportunity for construction materials."

Capitol Hill AlliesChampions & critics

Congressional champions

Congressional critics

  • No specific congressional critics identified.
Member intelligence layer

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Frequently AskedAbout MLM & political exposure

Does Martin Marietta Materials, Inc. (MLM) hold federal contracts?
Yes. Martin Marietta Materials, Inc. has 9 federal contract awards totaling $113,633, primarily from agencies including Department of Agriculture, Department of Defense, Department of Homeland Security. See full contract list and amounts on this page.
Which Trump cabinet officials own MLM stock?
1 Trump cabinet members or senior White House staff have disclosed holdings in MLM on their OGE 278 financial disclosures, including Donald J. Trump. See the Cabinet Conflicts panel for details.
Has Congress traded MLM stock?
134 congressional trades by 10 unique members of Congress, most recently on 2026-06-05. See the Congressional Trading panel for politician-by-politician breakdown.
What is MLM political risk profile?
Government dependence: 40/100. Lobbying intensity: 0/100. Political signal: neutral. Donor party split: R 0% / D 0%.
How does GovGreed track MLM political activity?
GovGreed integrates STOCK Act congressional trade disclosures, FEC contributions, OGE executive-branch disclosures, USASpending federal contracts, Senate LDA lobbying filings, and SEC Form 4 corporate insider trades into a single queryable graph. MLM data is updated daily from these official federal sources.