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Livermore
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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, Q2 2025

Institutional positions in Martin Marietta Materials Inc as of Jun 30, 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
999
+56 vs. Q1 2025
Shares held
59.7M
+209.2K (+0.4%) vs. Q1 2025
Total value
$32.8B
+$4.39B (+15.5%) vs. Q1 2025
New holders
130
379 more added
Sold out
74
321 more reduced

10 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 999 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 heldQ2 2025: $32.8B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Martin Marietta Materials Inc; share changes are against Q1 2025.

Institutions holding MLM in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Quest 10 Wealth Builders, Inc.1$3510.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.1$5490.00%00.0%Unchanged
Cherry Tree Wealth Management, LLC1$5490.00%00.0%Unchanged
Blume Capital Management, Inc.1$5490.00%+1New
Sound Income Strategies, LLC1$5490.00%+1New
Quaker Wealth Management, LLC1$5490.00%+1New
Principia Wealth Advisory, LLC1$5490.00%+1New
DecisionPoint Financial, LLC1$5580.00%+1New
Wood Tarver Financial Group, LLC2$1.00K0.00%00.0%Unchanged
UMA Financial Services, Inc.2$1.10K0.00%+1+100.0%Added
HFM Investment Advisors, LLC2$1.10K0.00%+1+100.0%Added
Parkworth Wealth Management, Inc.2$1.10K0.00%+1+100.0%Added
Delos Wealth Advisors, LLC2$1.10K0.00%+2New
Stephens Consulting, LLC2$1.10K0.00%+2New
Nemes Rush Group LLC2$1.10K0.00%+2New
Bay Harbor Wealth Management, LLC3$1.65K0.00%+1+50.0%Added
SJS Investment Consulting Inc.3$1.65K0.00%−2−40.0%Reduced
TFC Financial Management3$1.65K0.00%−1−25.0%Reduced
Barrett & Company, Inc.3$1.65K0.00%00.0%Unchanged
WealthTrak Capital Management LLC3$1.65K0.00%+1+50.0%Added
Cape Investment Advisory, Inc.3$1.65K0.00%+2+200.0%Added
Rialto Wealth Management, LLC3$1.65K0.00%+3New
Greenberg Financial Group10,000$1.73K0.00%+10,000New
Capital Advisors, Ltd. LLC3$2.00K0.00%−4−57.1%Reduced
Quest Partners LLC4$2.20K0.00%−1,499−99.7%Reduced
Heritage Wealth Advisors4$2.20K0.00%00.0%Unchanged
Tacita Capital Inc4$2.20K0.00%00.0%Unchanged
TD Capital Management LLC4$2.21K0.00%00.0%Unchanged
Dogwood Wealth Management LLC4$2.24K0.00%00.0%Unchanged
Morse Asset Management, Inc5$2.75K0.00%00.0%Unchanged
Key Financial Inc5$2.75K0.00%00.0%Unchanged
Beaird Harris Wealth Management, LLC5$2.75K0.00%+3+150.0%Added
Penserra Capital Management LLC6$3.00K0.00%00.0%Unchanged
MPWM Advisory Solutions, LLC6$3.29K0.00%−2−25.0%Reduced
Carolina Wealth Advisors, LLC6$3.29K0.00%00.0%Unchanged
DiNuzzo Private Wealth, Inc.6$3.29K0.00%00.0%Unchanged
Granite FO LLC6$3.29K0.00%00.0%Unchanged
MTM Investment Management, LLC6$3.29K0.00%+6New
Highline Wealth Partners LLC6$3.30K0.00%00.0%Unchanged
Hughes Financial Services, LLC6$3.59K0.00%+2+50.0%Added
Bellevue Asset Management, LLC7$3.84K0.00%00.0%Unchanged
C M Bidwell & Associates Ltd7$3.84K0.00%00.0%Unchanged
Tidemark, LLC7$3.84K0.00%00.0%Unchanged
Mowery & Schoenfeld Wealth Management, LLC7$3.84K0.01%00.0%Unchanged
MJT & Associates Financial Advisory Group, Inc.7$3.84K0.00%00.0%Unchanged
Dunhill Financial, LLC7$4.06K0.00%−24−77.4%Reduced
Mascoma Wealth Management LLC8$4.39K0.00%00.0%Unchanged
Ryan Investment Management, Inc.8$4.39K0.00%+8New
Sunbelt Securities, Inc.9$4.65K0.00%00.0%Unchanged
HighMark Wealth Management LLC9$4.94K0.00%00.0%Unchanged
Asset Planning,Inc9$4.94K0.00%00.0%Unchanged
LGT Financial Advisors LLC9$4.94K0.01%+9New
Orion Capital Management LLC9$4.96K0.00%00.0%Unchanged
CoreCap Advisors, LLC10$5.49K0.00%−9−47.4%Reduced
Abound Wealth Management10$5.49K0.00%−3−23.1%Reduced
Truvestments Capital LLC10$5.49K0.00%00.0%Unchanged
United Community Bank10$5.49K0.00%00.0%Unchanged
Kayne Anderson Rudnick Investment Management LLC10$5.80K0.00%+8+400.0%Added
Ogorek Anthony Joseph11$6.00K0.00%00.0%Unchanged
Bangor Savings Bank11$6.04K0.00%00.0%Unchanged
Cetera Trust Company, N.A11$6.04K0.00%00.0%Unchanged
Grove Bank & Trust11$6.04K0.00%+3+37.5%Added
Kilter Group LLC11$6.04K0.00%+11New
SOA Wealth Advisors, LLC.6,812$6.81K0.00%−189−2.7%Reduced
Avion Wealth14$7.00K0.00%+7+100.0%Added
Red Tortoise LLC13$7.14K0.00%00.0%Unchanged
Howard Hughes Medical Institute13$7.14K0.00%+13New
Bell Investment Advisors, Inc13$7.14K0.00%+2+18.2%Added
Rossby Financial, LCC14$7.68K0.00%+3+27.3%Added
Activest Wealth Management14$7.68K0.00%+12+600.0%Added
Brown, Lisle/Cummings, Inc.14$7.90K0.00%00.0%Unchanged
POM Investment Strategies, LLC15$8.23K0.01%00.0%Unchanged
Icon Advisers Inc15$8.23K0.00%+15New
Johnson Financial Group, Inc.15$8.23K0.00%−658−97.8%Reduced
Riggs Asset Managment Co. Inc.15$8.23K0.00%+15New
Clark Wealth Partners16$8.78K0.01%+13+433.3%Added
Boreal Capital Management LLC16$8.78K0.01%+16New
North Capital, Inc.17$9.33K0.01%00.0%Unchanged
Bruce G. Allen Investments, LLC17$9.33K0.01%+10+142.9%Added
Private Wealth Management Group, LLC18$9.88K0.00%+6+50.0%Added
Westside Investment Management, Inc.18$10.0K0.00%+12+200.0%Added
WPG Advisers, LLC19$10.4K0.01%+17+850.0%Added
Prestige Wealth Management Group LLC19$10.4K0.00%00.0%Unchanged
First Command Advisory Services, Inc.20$11.0K0.00%+20New
Bank of Jackson Hole Trust20$11.0K0.01%+20New
Chelsea Counsel Co20$11.0K0.01%00.0%Unchanged
Creative Financial Designs Inc21$11.5K0.00%00.0%Unchanged
Delta Asset Management LLC21$11.5K0.00%00.0%Unchanged
Trust Co of Vermont21$11.5K0.00%00.0%Unchanged
Capital Analysts, LLC21$12.0K0.00%−5−19.2%Reduced
Financial Network Wealth Advisors LLC22$12.1K0.01%00.0%Unchanged
Beacon Capital Management, LLC22$12.2K0.00%00.0%Unchanged
Sittner & Nelson, LLC23$12.6K0.01%00.0%Unchanged
DAGCO, Inc.24$13.2K0.00%00.0%Unchanged
Sachetta, LLC24$13.2K0.01%+13+118.2%Added
Archer Investment Corp24$13.3K0.00%00.0%Unchanged
Atlantic Edge Private Wealth Management, LLC25$13.7K0.00%00.0%Unchanged
Gables Capital Management Inc.25$13.7K0.01%00.0%Unchanged
Solstein Capital, LLC26$14.3K0.01%00.0%Unchanged
VSM Wealth Advisory, LLC26$14.3K0.00%+26New