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MLM Insider Trading

Insider Ownership Percentage: 0.65%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $0.00

Martin Marietta Materials Insider Trading History Chart

This chart shows the insider buying and selling history at Martin Marietta Materials by year and by quarter.

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Martin Marietta Materials Share Price & Price History

Current Price: $494.89
Price Change: ▼ Price Decrease of -1.866 (-0.38%)
As of 09/17/2026 03:59 PM ET

This chart shows the closing price history over time for MLM up to the past year.

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Days: 30 | 90 | 365

Martin Marietta Materials Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/8/2025Laree E. PerezDirectorSell1,038$613.32$636,626.1615,417View SEC Filing Icon  
3/5/2025Donald A MccunniffEVPSell1,332$475.00$632,700.003,523View SEC Filing Icon  
3/4/2025Michael J PetroSVPBuy550$454.37$249,903.508,985View SEC Filing Icon  
3/14/2024Roselyn R. BarEVPSell10,000$603.29$6,032,900.0059,970View SEC Filing Icon  
3/5/2024C Howard NyeCEOSell15,000$604.26$9,063,900.00134,640View SEC Filing Icon  
2/16/2024Sue W. ColeDirectorSell1,724$543.48$936,959.5219,793View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Martin Marietta Materials (NYSE:MLM)

95.04% of Martin Marietta Materials stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at MLM by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Martin Marietta Materials Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Junto Capital Management LP123,546$71.25M1.3%N/A0.206%Search for SEC Filing on Google Icon
9/9/2026Blue Edge Capital LLC783$0.45M0.1%N/A0.001%Search for SEC Filing on Google Icon
9/9/2026Sequoia Financial Advisors LLC12,292$7.09M0.0%+19.0%0.020%Search for SEC Filing on Google Icon
9/9/2026Tidal Investments LLC18,955$10.93M0.0%-3.3%0.032%Search for SEC Filing on Google Icon
9/9/2026National Pension Service95,221$54.91M0.0%+6.4%0.159%Search for SEC Filing on Google Icon
9/9/2026SailingStone Capital Partners LLC23,147$13.35M2.6%+203.8%0.039%Search for SEC Filing on Google Icon
9/9/2026Engineers Gate Manager LP493$0.28M0.0%N/A0.001%Search for SEC Filing on Google Icon
9/9/2026SVB Wealth LLC1,233$0.71M0.0%-10.9%0.002%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC3,709$2.14M0.0%+295.0%0.006%Search for SEC Filing on Google Icon
9/9/2026NewEdge Advisors LLC2,510$1.45M0.0%-28.3%0.004%Search for SEC Filing on Google Icon
9/9/2026IFP Advisors Inc8,714$5.03M0.1%+34.3%0.015%Search for SEC Filing on Google Icon
9/9/2026Baird Financial Group Inc.6,362$3.67M0.0%+3.8%0.011%Search for SEC Filing on Google Icon
9/8/2026Allworth Financial LP1,431$0.83M0.0%-29.3%0.002%Search for SEC Filing on Google Icon
9/8/2026Arizona State Retirement System17,276$9.96M0.0%+5.5%0.029%Search for SEC Filing on Google Icon
9/8/2026West Family Investments Inc.400$0.23M0.1%N/A0.001%Search for SEC Filing on Google Icon
9/8/2026Waverly Advisors LLC1,277$0.74M0.0%-15.8%0.002%Search for SEC Filing on Google Icon
9/8/2026Empirical Finance LLC2,199$1.27M0.1%+3.3%0.004%Search for SEC Filing on Google Icon
9/8/2026Nykredit A S22,287$12.85M0.0%N/A0.037%Search for SEC Filing on Google Icon
8/27/2026Corient Private Wealth LP110,486$63.72M0.1%+5.7%0.184%Search for SEC Filing on Google Icon
8/26/2026Amundi263,497$151.96M0.0%-0.2%0.439%Search for SEC Filing on Google Icon
8/26/2026Brown Financial Advisors2,383$1.37M0.5%+13.9%0.004%Search for SEC Filing on Google Icon
8/26/2026HighTower Advisors LLC48,577$28.02M0.0%-9.9%0.081%Search for SEC Filing on Google Icon
8/23/2026Ameritas Advisory Services LLC643$0.37M0.0%+42.3%0.001%Search for SEC Filing on Google Icon
8/23/2026Wedmont Private Capital756$0.44M0.0%+7.1%0.001%Search for SEC Filing on Google Icon
8/23/2026Beaird Harris Wealth Management LLC430$0.25M0.0%+14,233.3%0.001%Search for SEC Filing on Google Icon
8/23/2026HB Wealth Management LLC6,629$3.82M0.0%-15.5%0.011%Search for SEC Filing on Google Icon
8/23/2026Saudi Central Bank4,218$2.43M0.0%+89.5%0.007%Search for SEC Filing on Google Icon
8/22/2026AlphaGrep UK Ltd599$0.35M0.1%N/A0.001%Search for SEC Filing on Google Icon
8/22/2026Raiffeisen Bank International AG4,657$2.71M0.0%+45.1%0.008%Search for SEC Filing on Google Icon
8/22/2026Syon Capital LLC1,354$0.78M0.0%-5.2%0.002%Search for SEC Filing on Google Icon
8/22/2026TD Waterhouse Canada Inc.10,981$6.36M0.0%+2.3%0.018%Search for SEC Filing on Google Icon
8/22/2026Premier Path Wealth Partners LLC849$0.49M0.1%-9.8%0.001%Search for SEC Filing on Google Icon
8/22/2026Concurrent Investment Advisors LLC1,122$0.65M0.0%+28.2%0.002%Search for SEC Filing on Google Icon
8/22/2026NEOS Investment Management LLC9,378$5.41M0.0%+15.1%0.016%Search for SEC Filing on Google Icon
8/21/2026AXQ Capital LP1,294$0.75M0.1%N/A0.002%Search for SEC Filing on Google Icon
8/21/2026Nykredit A S25,384$14.64M0.0%N/A0.042%Search for SEC Filing on Google Icon
8/21/2026InTrack Investment Management Inc2,516$1.45M0.7%+2.7%0.004%Search for SEC Filing on Google Icon
8/21/2026Robbins Farley12,348$7.12M2.7%+20.9%0.021%Search for SEC Filing on Google Icon
8/21/2026First Citizens Financial Corp521$0.30M0.1%-6.6%0.001%Search for SEC Filing on Google Icon
8/21/2026Bornite Capital Management LP65,200$37.60M4.7%N/A0.109%Search for SEC Filing on Google Icon
8/21/2026Independence Bank of Kentucky1,262$0.73M0.1%+44.1%0.002%Search for SEC Filing on Google Icon
8/20/2026Pelham Capital Ltd.9,857$5.69M3.2%-46.7%0.016%Search for SEC Filing on Google Icon
8/20/2026Proficio Capital Partners LLC1,874$1.08M0.0%+20.4%0.003%Search for SEC Filing on Google Icon
8/20/2026Teza Capital Management LLC466$0.27M0.5%N/A0.001%Search for SEC Filing on Google Icon
8/20/2026Montanova Capital LLC26,000$14.99M0.2%N/A0.043%Search for SEC Filing on Google Icon
8/20/2026Quantitative Investment Management LLC1,324$0.76M0.1%N/A0.002%Search for SEC Filing on Google Icon
8/20/2026Benjamin Edwards Inc.1,168$0.67M0.0%-26.0%0.002%Search for SEC Filing on Google Icon
8/20/2026Northwestern Mutual Wealth Management Co.1,020$0.59M0.0%+28.8%0.002%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC386,046$222.63M0.0%+13.6%0.643%Search for SEC Filing on Google Icon
8/19/2026Washington Trust Bank9,708$5.60M0.4%-8.3%0.016%Search for SEC Filing on Google Icon
8/19/2026New Mexico Educational Retirement Board3,050$1.76M0.0%+10.9%0.005%Search for SEC Filing on Google Icon
8/19/2026Royal London Asset Management Ltd.16,349$9.43M0.0%+1.3%0.027%Search for SEC Filing on Google Icon
8/19/2026Mufg Securities Americas Inc.1,809$1.04M0.1%+8.4%0.003%Search for SEC Filing on Google Icon
8/19/2026Nissay Asset Management Corp Japan8,074$4.66M0.0%+4.0%0.013%Search for SEC Filing on Google Icon
8/19/2026Hsbc Holdings PLC118,981$68.54M0.0%+6.6%0.198%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP1,629$0.94M0.0%+6.9%0.003%Search for SEC Filing on Google Icon
8/19/2026Kingsview Wealth Management LLC434$0.25M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/18/2026Beacon Pointe Advisors LLC3,148$1.82M0.0%N/A0.005%Search for SEC Filing on Google Icon
8/18/2026Pin Oak Investment Advisors Inc.84$48K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/18/2026Livforsakringsbolaget Skandia Omsesidigt368$0.21M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/18/2026Bridger Management LLC11,055$6.38M4.2%N/A0.018%Search for SEC Filing on Google Icon
8/18/2026Empowered Funds LLC3,158$1.82M0.0%N/A0.005%Search for SEC Filing on Google Icon
8/18/2026United Capital Financial Advisors LLC2,360$1.36M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/18/2026Equitable Holdings Inc.934$0.54M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/18/2026Harvey Capital Management Inc.14,095$8.13M1.7%N/A0.023%Search for SEC Filing on Google Icon
8/18/2026Jefferies Financial Group Inc.1,624$0.94M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/18/2026Public Employees Retirement System of Ohio17,027$9.82M0.0%N/A0.028%Search for SEC Filing on Google Icon
8/17/2026Proficio Capital Partners LLC1,874$1.08M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/17/2026Stonebridge Capital Management Inc.550$0.32M0.2%N/A0.001%Search for SEC Filing on Google Icon
8/17/2026Transamerica Financial Advisors LLC120$69K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/17/2026Corient Private Wealth LP111,998$64.59M0.0%N/A0.186%Search for SEC Filing on Google Icon
8/17/2026Bank of America Corp DE2,446,762$1.41B0.1%N/A4.073%Search for SEC Filing on Google Icon
8/15/2026Freestone Grove Partners LP124,262$71.66M0.5%N/A0.207%Search for SEC Filing on Google Icon
8/15/2026Caisse de depot et placement du Quebec1,149$0.66M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/15/2026Jupiter Topco LLC56,106$32.36M0.0%N/A0.093%Search for SEC Filing on Google Icon
8/14/2026Hsbc Holdings PLC118,981$68.54M0.0%N/A0.198%Search for SEC Filing on Google Icon
8/14/2026EFG International AG67$39K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/14/2026Ancora Advisors LLC10,423$6.01M0.1%N/A0.017%Search for SEC Filing on Google Icon
8/14/2026Palisade Capital Management LP400$0.23M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/14/2026Canada Pension Plan Investment Board77,015$44.42M0.0%N/A0.128%Search for SEC Filing on Google Icon
8/14/2026Castleark Management LLC480$0.28M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/14/2026Osterweis Capital Management Inc.68$39K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/14/2026RDST Capital LLC163,550$94.32M7.8%N/A0.272%Search for SEC Filing on Google Icon
8/14/2026Camrose Capital Investment Partners LLP146,170$84.30M9.5%N/A0.243%Search for SEC Filing on Google Icon
8/14/2026Legal & General Group Plc249,518$143.90M0.0%N/A0.415%Search for SEC Filing on Google Icon
8/14/2026The Manufacturers Life Insurance Company30,157$17.39M0.0%N/A0.050%Search for SEC Filing on Google Icon
8/14/2026Jones Financial Companies Lllp158$91K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/14/2026Stockbridge Partners LLC42,450$24.48M0.5%N/A0.071%Search for SEC Filing on Google Icon
8/14/2026Brandywine Trust Co.2,400$1.38M0.2%N/A0.004%Search for SEC Filing on Google Icon
8/14/2026Group One Trading LLC1,795$1.04M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/13/2026Osbon Capital Management LLC136$78K0.1%N/A0.000%Search for SEC Filing on Google Icon
8/13/2026OMERS ADMINISTRATION Corp6,477$3.74M0.0%N/A0.011%Search for SEC Filing on Google Icon
8/13/2026Osmosis Investment Management UK Ltd1,663$0.96M0.0%N/A0.003%Search for SEC Filing on Google Icon
8/13/2026Sanctuary Advisors LLC5,818$3.36M0.0%N/A0.010%Search for SEC Filing on Google Icon
8/13/2026Davis Asset Management L.P.200$0.12M0.0%N/A0.000%Search for SEC Filing on Google Icon
8/13/2026First Nebraska Trust Co608$0.35M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/13/2026Bank of Nova Scotia6,329$3.65M0.0%N/A0.011%Search for SEC Filing on Google Icon
8/12/2026Elevation Point Wealth Partners LLC5,016$2.89M0.1%N/A0.008%Search for SEC Filing on Google Icon
8/12/2026Daiichi Life Insurance Co. Ltd.2,494$1.44M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/12/2026Commerce Bank2,999$1.73M0.0%N/A0.005%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Martin Marietta Materials logo
Martin Marietta Materials, Inc., a natural resource-based building materials company, supplies aggregates and heavy-side building materials to the construction industry in the United States and internationally. It offers crushed stone, sand, and gravel products; ready mixed concrete and asphalt; paving products and services; and Portland and specialty cement for use in the infrastructure projects, and nonresidential and residential construction markets, as well as in the railroad, agricultural, utility, and environmental industries. The company also produces magnesia-based chemicals products; dolomitic lime primarily to customers for steel production and soil stabilization; and cement treated materials. Its chemical products are used in flame retardants, wastewater treatment, pulp and paper production, and other environmental applications. The company was founded in 1939 and is headquartered in Raleigh, North Carolina.
Read More on Martin Marietta Materials

Today's Range

Now: $494.89
Low: $490.48
High: $506.09

50 Day Range

MA: $538.00
Low: $494.89
High: $583.97

52 Week Range

Now: $494.89
Low: $490.48
High: $710.97

Volume

713,538 shs

Average Volume

677,410 shs

Market Capitalization

$29.73 billion

P/E Ratio

12.16

Dividend Yield

0.68%

Beta

1.1

Who are the company insiders with the largest holdings of Martin Marietta Materials?

Martin Marietta Materials' top insider investors include:
  1. C Howard Nye (CEO)
  2. C Howard Nye (Chairman)
  3. Anne H Lloyd (CFO)
  4. Roselyn R Bar (EVP)
  5. Stephen P Zelnak Jr (Director)
  6. Stephen P Zelnak, Jr (Director)
  7. Anne Lloyd (CFO)
  8. Roselyn Bar (SVP)
  9. Sue W Cole (Director)
  10. Frank H Menaker Jr (Director)
Learn More about top insider investors at Martin Marietta Materials.

Who are the major institutional investors of Martin Marietta Materials?

Martin Marietta Materials' top institutional shareholders include:
  1. BlackRock Inc. — 7.81%
  2. Bank of America Corp DE — 4.07%
  3. UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC — 0.64%
  4. Bank of New York Mellon Corp — 0.58%
  5. Amundi — 0.44%
  6. Legal & General Group Plc — 0.42%
Learn More about top institutional investors of Martin Marietta Materials stock.

Which major investors are selling Martin Marietta Materials stock?

During the last quarter, MLM stock was sold by these institutional investors:
  1. PensionDanmark Pensionsforsikringsaktieselskab
  2. Franklin Street Advisors Inc. NC
  3. Pelham Capital Ltd.
  4. HighTower Advisors LLC
  5. Confluence Investment Management LLC
  6. Renaissance Investment Group LLC
  7. HB Wealth Management LLC
  8. NewEdge Advisors LLC

Which major investors are buying Martin Marietta Materials stock?

Within the previous quarter, MLM stock was acquired by institutional investors including:
  1. BlackRock Inc.
  2. Bank of America Corp DE
  3. Bank of New York Mellon Corp
  4. Legal & General Group Plc
  5. Deutsche Bank AG
  6. Diamond Hill Capital Management LLC Investment Advisor
  7. Findlay Park Partners LLP
  8. Great Lakes Advisors LLC

Martin Marietta Materials Active Insiders

C Howard Nye
C Howard Nye (Age 63)
Chairman, CEO & President
John J Koraleski
John J Koraleski
Director
Sue W Cole
Sue W Cole
Director
Stephen P Zelnak Jr
Stephen P Zelnak Jr
Director
Laree E Perez
Laree E Perez
Director
Roselyn R Bar
Roselyn R Bar (Age 66)
EVP
Donald A Mccunniff
Donald A Mccunniff
EVP
John P Mohr
John P Mohr (Age 61)
SVP
Michael J Petro
Michael J Petro (Age 42)
SVP
Craig M Latorre
Craig M Latorre
VP