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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,079 | $34.2B |
| Q1 2026 | 1,077 | $34.3B |
| Q4 2025 | 1,117 | $37.1B |
| Q3 2025 | 1,053 | $36.7B |
| Q2 2025 | 999 | $32.8B |
| Q1 2025 | 953 | $28.5B |
| Q4 2024 | 992 | $30.5B |
| Q3 2024 | 948 | $32.4B |
| Q2 2024 | 940 | $32.3B |
| Q1 2024 | 957 | $36.4B |
| Q4 2023 | 889 | $29.3B |
| Q3 2023 | 815 | $24.1B |
| Q2 2023 | 804 | $27.0B |
| Q1 2023 | 746 | $20.7B |
| Q4 2022 | 768 | $19.7B |
| Q3 2022 | 736 | $18.8B |
| Q2 2022 | 728 | $17.5B |
| Q1 2022 | 763 | $22.7B |
| Q4 2021 | 775 | $25.6B |
| Q3 2021 | 700 | $19.7B |
| Q2 2021 | 696 | $20.3B |
| Q1 2021 | 692 | $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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Whitener Capital Management, Inc. | 2,950 | $1.62M | 0.43% | +85+3.0% | Added |
| Baker Avenue Asset Management, LP | 2,943 | $1.62M | 0.05% | +15+0.5% | Added |
| Kovack Advisors, Inc. | 2,930 | $1.61M | 0.16% | +153+5.5% | Added |
| Mercer Global Advisors Inc | 2,924 | $1.61M | 0.00% | +1,358+86.7% | Added |
| Metis Global Partners, LLC | 2,907 | $1.60M | 0.04% | −276−8.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 2,854 | $1.59M | 0.00% | −153−5.1% | Reduced |
| Maryland State Retirement & Pension System | 2,866 | $1.57M | 0.03% | 00.0% | Unchanged |
| New Mexico Educational Retirement Board | 2,850 | $1.56M | 0.05% | 00.0% | Unchanged |
| Madden Securities Corp | 2,815 | $1.55M | 0.52% | −15−0.5% | Reduced |
| Aquatic Capital Management LLC | 2,810 | $1.54M | 0.03% | +2,810 | New |
| Huber Capital Management LLC | 2,792 | $1.53M | 0.26% | 00.0% | Unchanged |
| Callan Family Office, LLC | 2,732 | $1.50M | 0.05% | +2,210+423.4% | Added |
| Brown Brothers Harriman & Co | 2,726 | $1.50M | 0.01% | +372+15.8% | Added |
| Schear Investment Advisers, LLC | 2,715 | $1.49M | 0.74% | −15−0.5% | Reduced |
| Simplex Trading, LLC | 2,703 | $1.48M | 0.04% | −872−24.4% | Reduced |
| Apollon Wealth Management, LLC | 2,698 | $1.48M | 0.03% | +77+2.9% | Added |
| Bartlett & Co. Wealth Management LLC | 2,691 | $1.48M | 0.02% | +10.0% | Added |
| NEOS Investment Management LLC | 2,674 | $1.47M | 0.02% | +1,818+212.4% | Added |
| Alpha Omega Wealth Management LLC | 2,672 | $1.47M | 0.26% | −2,663−49.9% | Reduced |
| Simmons Bank | 2,668 | $1.46M | 0.10% | −11−0.4% | Reduced |
| Raiffeisen Bank International AG | 2,731 | $1.46M | 0.02% | +260+10.5% | Added |
| B. Metzler seel. Sohn & Co. AG | 2,646 | $1.45M | 0.01% | 00.0% | Unchanged |
| Jump Financial, LLC | 2,626 | $1.44M | 0.02% | +2,626 | New |
| Investment Management Corp of Ontario | 2,569 | $1.41M | 0.02% | −200−7.2% | Reduced |
| Fiduciary Trust Co | 2,548 | $1.40M | 0.02% | +404+18.8% | Added |
| Summit Trail Advisors, LLC | 2,523 | $1.39M | 0.02% | +2,523 | New |
| Inceptionr LLC | 2,512 | $1.38M | 0.32% | +1,946+343.8% | Added |
| Swedbank AB | 2,507 | $1.38M | 0.00% | +2,507 | New |
| Allianz Asset Management GmbH | 2,490 | $1.37M | 0.00% | −2,366−48.7% | Reduced |
| Commerce Bank | 2,482 | $1.36M | 0.01% | −28−1.1% | Reduced |
| Accretive Wealth Partners, LLC | 2,467 | $1.35M | 0.44% | +11+0.4% | Added |
| E. Ohman J:or Asset Management AB | 2,461 | $1.35M | 0.03% | −289−10.5% | Reduced |
| Steward Partners Investment Advisory, LLC | 2,446 | $1.34M | 0.01% | −41−1.6% | Reduced |
| Keybank National Association | 2,433 | $1.34M | 0.00% | −165−6.4% | Reduced |
| Capital Investment Counsel, Inc | 2,423 | $1.33M | 0.18% | 00.0% | Unchanged |
| BI Asset Management Fondsmaeglerselskab A/S | 2,419 | $1.33M | 0.01% | +903+59.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 2,404 | $1.32M | 0.00% | +1,675+229.8% | Added |
| Brandywine Trust Co | 2,400 | $1.32M | 0.20% | 00.0% | Unchanged |
| Hudson Value Partners, LLC | 2,380 | $1.31M | 0.45% | −5−0.2% | Reduced |
| QRG Capital Management, Inc. | 2,374 | $1.30M | 0.01% | +311+15.1% | Added |
| Little House Capital LLC | 2,358 | $1.29M | 0.32% | +470+24.9% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 2,350 | $1.29M | 0.01% | +1,250+113.6% | Added |
| Main Street Financial Solutions, LLC | 2,340 | $1.28M | 0.09% | +98+4.4% | Added |
| Coldstream Capital Management Inc | 2,337 | $1.28M | 0.02% | +745+46.8% | Added |
| Hunter Associates Investment Management LLC | 2,329 | $1.28M | 0.19% | +346+17.4% | Added |
| GWM Advisors LLC | 2,312 | $1.27M | 0.01% | +7+0.3% | Added |
| Bard Financial Services, Inc. | 2,300 | $1.26M | 0.15% | −250−9.8% | Reduced |
| JSF Financial, LLC | 2,241 | $1.23M | 0.29% | +2,241 | New |
| United Capital Financial Advisers, LLC | 2,217 | $1.22M | 0.01% | +58+2.7% | Added |
| Colonial Trust Advisors | 2,216 | $1.22M | 0.10% | −260−10.5% | Reduced |
| Vident Advisory, LLC | 2,213 | $1.21M | 0.01% | +25+1.1% | Added |
| Landscape Capital Management, L.L.C. | 2,211 | $1.21M | 0.10% | +1,642+288.6% | Added |
| Omers Administration Corp | 2,209 | $1.21M | 0.01% | 00.0% | Unchanged |
| Empirical Finance, LLC | 2,200 | $1.21M | 0.06% | +16+0.7% | Added |
| Griffin Asset Management, Inc. | 2,196 | $1.21M | 0.14% | −20−0.9% | Reduced |
| Citadel Advisors LLC | 2,175 | $1.19M | 0.00% | −8,372−79.4% | Reduced |
| Hilltop Holdings Inc. | 2,174 | $1.19M | 0.08% | +309+16.6% | Added |
| Quadrant Capital Group LLC | 2,169 | $1.19M | 0.04% | +135+6.6% | Added |
| Atria Wealth Solutions, Inc. | 2,148 | $1.18M | 0.03% | −438−16.9% | Reduced |
| Jones Financial Companies LLLP | 2,137 | $1.18M | 0.00% | +386+22.0% | Added |
| Meeder Advisory Services, Inc. | 2,127 | $1.17M | 0.06% | +168+8.6% | Added |
| Synovus Financial Corp | 2,098 | $1.15M | 0.01% | −457−17.9% | Reduced |
| Avantax Advisory Services, Inc. | 2,084 | $1.14M | 0.01% | +579+38.5% | Added |
| Stablepoint Partners, LLC | 2,077 | $1.14M | 0.19% | +162+8.5% | Added |
| Strategic Wealth Partners, Ltd. | 2,074 | $1.14M | 0.09% | +2,074 | New |
| Warren Averett Asset Management, LLC | 2,050 | $1.13M | 0.01% | +86+4.4% | Added |
| Busey Wealth Management | 1,998 | $1.10M | 0.03% | −154−7.2% | Reduced |
| Advisory Services Network, LLC | 1,908 | $1.10M | 0.02% | +251+15.1% | Added |
| Tokio Marine Asset Management Co Ltd | 1,984 | $1.09M | 0.04% | 00.0% | Unchanged |
| MAI Capital Management | 1,980 | $1.09M | 0.01% | −304−13.3% | Reduced |
| Gilbert & Cook, Inc. | 1,980 | $1.09M | 0.15% | +39+2.0% | Added |
| Mark Asset Management LP | 1,956 | $1.07M | 0.13% | −40−2.0% | Reduced |
| Arkadios Wealth Advisors | 1,956 | $1.07M | 0.03% | +203+11.6% | Added |
| Wetherby Asset Management Inc | 1,942 | $1.07M | 0.05% | +1,942 | New |
| Northwestern Mutual Wealth Management Co | 1,940 | $1.06M | 0.00% | −245−11.2% | Reduced |
| First American Bank | 1,936 | $1.06M | 0.07% | −30−1.5% | Reduced |
| First National Bank of Hutchinson | 1,931 | $1.06M | 0.66% | −18−0.9% | Reduced |
| Banque Cantonale Vaudoise | 1,931 | $1.06M | 0.04% | −16−0.8% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 1,922 | $1.06M | 0.02% | −22−1.1% | Reduced |
| Monticello Wealth Management, LLC | 1,919 | $1.05M | 0.08% | +10+0.5% | Added |
| Horizon Investments, LLC | 1,916 | $1.05M | 0.02% | +1,039+118.5% | Added |
| NVWM, LLC | 1,865 | $1.02M | 0.25% | −8−0.4% | Reduced |
| Davis Investment Partners, LLC | 1,835 | $1.02M | 0.37% | 00.0% | Unchanged |
| Proficio Capital Partners LLC | 1,852 | $1.02M | 0.06% | +64+3.6% | Added |
| Principal Securities, Inc. | 1,820 | $998.9K | 0.02% | −317−14.8% | Reduced |
| Tema ETFs LLC | 1,818 | $998.0K | 0.27% | +1,818 | New |
| Ironsides Asset Advisors, LLC | 1,773 | $973.3K | 0.28% | +8+0.5% | Added |
| Savant Capital, LLC | 1,760 | $966.1K | 0.01% | +582+49.4% | Added |
| Princeton Capital Management LLC | 1,752 | $961.8K | 0.29% | −433−19.8% | Reduced |
| Skopos Labs, Inc. | 1,777 | $948.0K | 0.12% | +1,041+141.4% | Added |
| VestGen Advisors, LLC | 1,724 | $946.4K | 0.04% | +56+3.4% | Added |
| GAMMA Investing LLC | 1,724 | $946.4K | 0.06% | +265+18.2% | Added |
| Trust Investment Advisors | 1,720 | $944.2K | 0.57% | −123−6.7% | Reduced |
| Intech Investment Management LLC | 1,708 | $937.6K | 0.01% | −47−2.7% | Reduced |
| SevenBridge Financial Group, LLC | 1,519 | $934.8K | 0.16% | −45−2.9% | Reduced |
| Argyle Capital Partners, LLC | 1,702 | $934.3K | 0.77% | 00.0% | Unchanged |
| Siemens Fonds Invest GmbH | 1,684 | $924.4K | 0.05% | +127+8.2% | Added |
| GTS Securities LLC | 1,676 | $920.1K | 0.04% | +1,676 | New |
| Guggenheim Capital LLC | 1,673 | $918.4K | 0.01% | −44−2.6% | Reduced |
| Global Trust Asset Management, LLC | 1,671 | $917.3K | 0.49% | −60−3.5% | Reduced |