Skip to main content
Livermore
Livermore
ZHEN

Martin Marietta Materials Inc

MLM
Exchange
NYSE
Industry
Mining & Quarrying of Nonmetallic Minerals (No Fuels)
SEC CIK
0000916076

No open-market purchases or sales by Martin Marietta Materials Inc insiders were filed in the last 90 days; 1,079 institutions reported holding it in 13F filings for Q2 2026, worth $34.2B in total; 4 superinvestors hold it, including TCI Fund Management and Gardner Russo & Quinn.

13F holders, Q4 2025

Institutional positions in Martin Marietta Materials Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,117
+83 vs. Q3 2025
Shares held
59.6M
+1.51M (+2.6%) vs. Q3 2025
Total value
$37.1B
+$525.1M (+1.4%) vs. Q3 2025
New holders
155
362 more added
Sold out
72
352 more reduced

19 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MLM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 1,117 institutions
Q1 2021: 692 institutionsQ2 2021: 696 institutionsQ3 2021: 700 institutionsQ4 2021: 775 institutionsQ1 2022: 763 institutionsQ2 2022: 728 institutionsQ3 2022: 736 institutionsQ4 2022: 768 institutionsQ1 2023: 746 institutionsQ2 2023: 804 institutionsQ3 2023: 815 institutionsQ4 2023: 889 institutionsQ1 2024: 957 institutionsQ2 2024: 940 institutionsQ3 2024: 948 institutionsQ4 2024: 992 institutionsQ1 2025: 953 institutionsQ2 2025: 999 institutionsQ3 2025: 1,053 institutionsQ4 2025: 1,117 institutionsQ1 2026: 1,077 institutionsQ2 2026: 1,079 institutions
Value heldQ4 2025: $37.1B
Q1 2021: $19.4BQ2 2021: $20.3BQ3 2021: $19.7BQ4 2021: $25.6BQ1 2022: $22.7BQ2 2022: $17.5BQ3 2022: $18.8BQ4 2022: $19.7BQ1 2023: $20.7BQ2 2023: $27.0BQ3 2023: $24.1BQ4 2023: $29.3BQ1 2024: $36.4BQ2 2024: $32.3BQ3 2024: $32.4BQ4 2024: $30.5BQ1 2025: $28.5BQ2 2025: $32.8BQ3 2025: $36.7BQ4 2025: $37.1BQ1 2026: $34.3BQ2 2026: $34.2B
Institutions holding MLM and their total value by quarter
QuarterHoldersValue
Q2 20261,079$34.2B
Q1 20261,077$34.3B
Q4 20251,117$37.1B
Q3 20251,053$36.7B
Q2 2025999$32.8B
Q1 2025953$28.5B
Q4 2024992$30.5B
Q3 2024948$32.4B
Q2 2024940$32.3B
Q1 2024957$36.4B
Q4 2023889$29.3B
Q3 2023815$24.1B
Q2 2023804$27.0B
Q1 2023746$20.7B
Q4 2022768$19.7B
Q3 2022736$18.8B
Q2 2022728$17.5B
Q1 2022763$22.7B
Q4 2021775$25.6B
Q3 2021700$19.7B
Q2 2021696$20.3B
Q1 2021692$19.4B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Martin Marietta Materials Inc; share changes are against Q3 2025.

Institutions holding MLM in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
CoreCap Advisors, LLC15$9.34K0.00%+5+50.0%Added
Truvestments Capital LLC16$9.96K0.00%00.0%Unchanged
Boreal Capital Management LLC16$9.96K0.01%00.0%Unchanged
Activest Wealth Management16$9.96K0.00%+1+6.7%Added
Imprint Wealth LLC16$9.96K0.05%+16New
Cornerstone Financial Management LLC16$9.96K0.01%+16New
Quattro Advisors LLC16$9.98K0.01%+16New
Bruce G. Allen Investments, LLC17$10.6K0.01%00.0%Unchanged
Westfuller Advisors, LLC17$10.6K0.00%+17New
Private Wealth Management Group, LLC18$11.2K0.00%00.0%Unchanged
UMA Financial Services, Inc.19$11.8K0.00%+2+11.8%Added
Marquette Asset Management, LLC19$11.8K0.00%+11+137.5%Added
Chelsea Counsel Co20$12.5K0.01%00.0%Unchanged
Orion Capital Management LLC20$12.5K0.00%00.0%Unchanged
Capital Analysts, LLC21$13.0K0.00%00.0%Unchanged
Delta Asset Management LLC21$13.1K0.00%00.0%Unchanged
Whi Trust Co LLC21$13.1K0.01%+21New
Financial Network Wealth Advisors LLC22$13.7K0.01%00.0%Unchanged
Sittner & Nelson, LLC20$13.8K0.00%00.0%Unchanged
AdvisorNet Financial, Inc23$14.3K0.00%−1−4.2%Reduced
Kemnay Advisory Services Inc.23$14.3K0.00%+23New
SJS Investment Consulting Inc.23$14.3K0.00%+20+666.7%Added
DAGCO, Inc.24$14.9K0.00%00.0%Unchanged
Sachetta, LLC24$14.9K0.01%00.0%Unchanged
Miller Global Investments, LLC24$14.9K0.01%+24New
Archer Investment Corp24$15.1K0.00%00.0%Unchanged
Gables Capital Management Inc.25$15.6K0.01%00.0%Unchanged
Atlantic Edge Private Wealth Management, LLC25$15.6K0.00%00.0%Unchanged
Solstein Capital, LLC26$16.2K0.01%00.0%Unchanged
Meeder Asset Management Inc28$17.4K0.00%+28New
Barnes Dennig Private Wealth Management LLC28$17.4K0.02%+28New
Hollencrest Capital Management29$18.1K0.00%00.0%Unchanged
Richardson Capital Management LLC30$18.7K0.01%00.0%Unchanged
Kings Path Partners LLC30$18.7K0.01%00.0%Unchanged
Garner Asset Management Corp30$18.7K0.01%+30New
Evolution Wealth Management Inc.31$19.3K0.02%00.0%Unchanged
Trust Co of Vermont31$19.3K0.00%+10+47.6%Added
Armstrong Advisory Group, Inc31$19.3K0.00%−8−20.5%Reduced
Covestor Ltd32$20.0K0.01%00.0%Unchanged
CNB Bank33$20.5K0.01%00.0%Unchanged
Steigerwald, Gordon & Koch Inc.33$20.5K0.00%+19+135.7%Added
New Age Alpha Advisors, LLC33$20.5K0.00%+33New
SBI Securities Co., Ltd.34$21.2K0.00%−2−5.6%Reduced
Golden State Wealth Management, LLC38$23.7K0.00%00.0%Unchanged
Commonwealth Retirement Investments LLC39$24.3K0.01%+39New
Oakworth Capital, Inc.40$24.9K0.00%00.0%Unchanged
Optima Capital LLC40$24.9K0.01%+40New
Westside Investment Management, Inc.41$26.0K0.00%+5+13.9%Added
Farmers & Merchants Investments Inc43$26.8K0.00%00.0%Unchanged
Deseret Mutual Benefit Administrators43$26.8K0.01%00.0%Unchanged
Park Place Capital Corp43$26.8K0.01%+1+2.4%Added
Kerr Financial Planning Corp40$26.9K0.04%−6−13.0%Reduced
Clal Insurance Enterprises Holdings Ltd43$27.0K0.00%−9−17.3%Reduced
Atlantic Trust, LLC45$28.0K0.00%−17−27.4%Reduced
South State Corp.46$28.6K0.00%+1+2.2%Added
Wealth Enhancement Trust Services, Inc.49$30.5K0.00%+49New
Salomon & Ludwin, LLC48$30.8K0.00%00.0%Unchanged
Redmont Wealth Advisors LLC50$31.1K0.05%00.0%Unchanged
Curat Global, LLC50$31.1K0.03%00.0%Unchanged
Garton & Associates Financial Advisors LLC50$31.4K0.02%+50New
Atwood & Palmer Inc51$31.8K0.00%00.0%Unchanged
Cornerstone Planning Group LLC51$33.2K0.01%−22−30.1%Reduced
Retirement Wealth Solutions LLC53$33.3K0.02%00.0%Unchanged
JFS Wealth Advisors, LLC55$34.2K0.00%−249−81.9%Reduced
CBIZ Investment Advisory Services, LLC55$34.3K0.00%00.0%Unchanged
Quent Capital, LLC55$34.3K0.00%+14+34.1%Added
Reflection Asset Management57$35.5K0.03%+57New
Union Bancaire Privee, UBP SA57$36.0K0.00%+57New
Bryn Mawr Trust Co61$38.0K0.00%+26+74.3%Added
SageView Advisory Group, LLC62$38.6K0.00%+62New
Harel Insurance Investments & Financial Services Ltd.66$41.0K0.00%+4+6.5%Added
Ameliora Wealth Management Ltd.66$41.1K0.01%00.0%Unchanged
Fideuram Asset Management (Ireland) dac74$41.9K0.00%+74New
Harbour Investments, Inc.67$42.0K0.00%+16+31.4%Added
Osterweis Capital Management Inc68$42.3K0.00%00.0%Unchanged
Stephenson National Bank & Trust72$44.8K0.01%+8+12.5%Added
Prosperity Bancshares Inc74$46.1K0.04%+74New
Towarzystwo Funduszy Inwestycyjnych Pzu SA75$46.7K0.01%00.0%Unchanged
Raffa Wealth Management, LLC75$46.7K0.01%+4+5.6%Added
First Command Advisory Services, Inc.76$47.3K0.00%+56+280.0%Added
AXS Investments LLC79$49.2K0.02%−2−2.5%Reduced
MV Capital Management, Inc.79$49.2K0.00%+1+1.3%Added
International Assets Investment Management, LLC81$50.4K0.00%+81New
Keating Financial Advisory Services, Inc.81$50.4K0.01%+81New
Estabrook Capital Management82$51.1K0.01%00.0%Unchanged
Midwest Capital Advisors, LLC82$51.2K0.02%00.0%Unchanged
1015 Capital Partners, LLC83$51.7K0.05%+83New
IMA Wealth, Inc.85$52.9K0.01%00.0%Unchanged
DV Equities, LLC85$52.9K0.01%+85New
Bogart Wealth, LLC86$53.5K0.00%−1−1.1%Reduced
Greenline Wealth Management LLC88$54.9K0.06%+88New
Clear Street Markets LLC89$55.4K0.01%−14−13.6%Reduced
Basecamp Wealth Advisors LLC89$55.7K0.01%+89New
Pin Oak Investment Advisors Inc87$60.0K0.04%00.0%Unchanged
Concord Wealth Partners100$62.3K0.01%00.0%Unchanged
RMG Wealth Management LLC98$63.2K0.01%00.0%Unchanged
Versant Capital Management, Inc102$63.5K0.01%+10+10.9%Added
Root Financial Partners, LLC102$63.5K0.00%+14+15.9%Added
Pinnacle Bancorp, Inc.103$64.1K0.02%00.0%Unchanged
Fortitude Family Office, LLC104$64.8K0.02%+1+1.0%Added