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 |
|---|---|---|---|---|---|
| Guggenheim Capital LLC | 1,673 | $918.4K | 0.01% | −44−2.6% | Reduced |
| GTS Securities LLC | 1,676 | $920.1K | 0.04% | +1,676 | New |
| Siemens Fonds Invest GmbH | 1,684 | $924.4K | 0.05% | +127+8.2% | Added |
| Argyle Capital Partners, LLC | 1,702 | $934.3K | 0.77% | 00.0% | Unchanged |
| SevenBridge Financial Group, LLC | 1,519 | $934.8K | 0.16% | −45−2.9% | Reduced |
| Intech Investment Management LLC | 1,708 | $937.6K | 0.01% | −47−2.7% | Reduced |
| Trust Investment Advisors | 1,720 | $944.2K | 0.57% | −123−6.7% | Reduced |
| GAMMA Investing LLC | 1,724 | $946.4K | 0.06% | +265+18.2% | Added |
| VestGen Advisors, LLC | 1,724 | $946.4K | 0.04% | +56+3.4% | Added |
| Skopos Labs, Inc. | 1,777 | $948.0K | 0.12% | +1,041+141.4% | Added |
| Princeton Capital Management LLC | 1,752 | $961.8K | 0.29% | −433−19.8% | Reduced |
| Savant Capital, LLC | 1,760 | $966.1K | 0.01% | +582+49.4% | Added |
| Ironsides Asset Advisors, LLC | 1,773 | $973.3K | 0.28% | +8+0.5% | Added |
| Tema ETFs LLC | 1,818 | $998.0K | 0.27% | +1,818 | New |
| Principal Securities, Inc. | 1,820 | $998.9K | 0.02% | −317−14.8% | Reduced |
| Proficio Capital Partners LLC | 1,852 | $1.02M | 0.06% | +64+3.6% | Added |
| Davis Investment Partners, LLC | 1,835 | $1.02M | 0.37% | 00.0% | Unchanged |
| NVWM, LLC | 1,865 | $1.02M | 0.25% | −8−0.4% | Reduced |
| Horizon Investments, LLC | 1,916 | $1.05M | 0.02% | +1,039+118.5% | Added |
| Monticello Wealth Management, LLC | 1,919 | $1.05M | 0.08% | +10+0.5% | Added |
| Northwestern Mutual Investment Management Company, LLC | 1,922 | $1.06M | 0.02% | −22−1.1% | Reduced |
| Banque Cantonale Vaudoise | 1,931 | $1.06M | 0.04% | −16−0.8% | Reduced |
| First National Bank of Hutchinson | 1,931 | $1.06M | 0.66% | −18−0.9% | Reduced |
| First American Bank | 1,936 | $1.06M | 0.07% | −30−1.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 1,940 | $1.06M | 0.00% | −245−11.2% | Reduced |
| Wetherby Asset Management Inc | 1,942 | $1.07M | 0.05% | +1,942 | New |
| Arkadios Wealth Advisors | 1,956 | $1.07M | 0.03% | +203+11.6% | Added |
| Mark Asset Management LP | 1,956 | $1.07M | 0.13% | −40−2.0% | Reduced |
| Gilbert & Cook, Inc. | 1,980 | $1.09M | 0.15% | +39+2.0% | Added |
| MAI Capital Management | 1,980 | $1.09M | 0.01% | −304−13.3% | Reduced |
| Tokio Marine Asset Management Co Ltd | 1,984 | $1.09M | 0.04% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 1,908 | $1.10M | 0.02% | +251+15.1% | Added |
| Busey Wealth Management | 1,998 | $1.10M | 0.03% | −154−7.2% | Reduced |
| Warren Averett Asset Management, LLC | 2,050 | $1.13M | 0.01% | +86+4.4% | Added |
| Strategic Wealth Partners, Ltd. | 2,074 | $1.14M | 0.09% | +2,074 | New |
| Stablepoint Partners, LLC | 2,077 | $1.14M | 0.19% | +162+8.5% | Added |
| Avantax Advisory Services, Inc. | 2,084 | $1.14M | 0.01% | +579+38.5% | Added |
| Synovus Financial Corp | 2,098 | $1.15M | 0.01% | −457−17.9% | Reduced |
| Meeder Advisory Services, Inc. | 2,127 | $1.17M | 0.06% | +168+8.6% | Added |
| Jones Financial Companies LLLP | 2,137 | $1.18M | 0.00% | +386+22.0% | Added |
| Atria Wealth Solutions, Inc. | 2,148 | $1.18M | 0.03% | −438−16.9% | Reduced |
| Quadrant Capital Group LLC | 2,169 | $1.19M | 0.04% | +135+6.6% | Added |
| Hilltop Holdings Inc. | 2,174 | $1.19M | 0.08% | +309+16.6% | Added |
| Citadel Advisors LLC | 2,175 | $1.19M | 0.00% | −8,372−79.4% | Reduced |
| Griffin Asset Management, Inc. | 2,196 | $1.21M | 0.14% | −20−0.9% | Reduced |
| Empirical Finance, LLC | 2,200 | $1.21M | 0.06% | +16+0.7% | Added |
| Omers Administration Corp | 2,209 | $1.21M | 0.01% | 00.0% | Unchanged |
| Landscape Capital Management, L.L.C. | 2,211 | $1.21M | 0.10% | +1,642+288.6% | Added |
| Vident Advisory, LLC | 2,213 | $1.21M | 0.01% | +25+1.1% | Added |
| Colonial Trust Advisors | 2,216 | $1.22M | 0.10% | −260−10.5% | Reduced |
| United Capital Financial Advisers, LLC | 2,217 | $1.22M | 0.01% | +58+2.7% | Added |
| JSF Financial, LLC | 2,241 | $1.23M | 0.29% | +2,241 | New |
| Bard Financial Services, Inc. | 2,300 | $1.26M | 0.15% | −250−9.8% | Reduced |
| GWM Advisors LLC | 2,312 | $1.27M | 0.01% | +7+0.3% | Added |
| Hunter Associates Investment Management LLC | 2,329 | $1.28M | 0.19% | +346+17.4% | Added |
| Coldstream Capital Management Inc | 2,337 | $1.28M | 0.02% | +745+46.8% | Added |
| Main Street Financial Solutions, LLC | 2,340 | $1.28M | 0.09% | +98+4.4% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 2,350 | $1.29M | 0.01% | +1,250+113.6% | Added |
| Little House Capital LLC | 2,358 | $1.29M | 0.32% | +470+24.9% | Added |
| QRG Capital Management, Inc. | 2,374 | $1.30M | 0.01% | +311+15.1% | Added |
| Hudson Value Partners, LLC | 2,380 | $1.31M | 0.45% | −5−0.2% | Reduced |
| Brandywine Trust Co | 2,400 | $1.32M | 0.20% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 2,404 | $1.32M | 0.00% | +1,675+229.8% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 2,419 | $1.33M | 0.01% | +903+59.6% | Added |
| Capital Investment Counsel, Inc | 2,423 | $1.33M | 0.18% | 00.0% | Unchanged |
| Keybank National Association | 2,433 | $1.34M | 0.00% | −165−6.4% | Reduced |
| Steward Partners Investment Advisory, LLC | 2,446 | $1.34M | 0.01% | −41−1.6% | Reduced |
| E. Ohman J:or Asset Management AB | 2,461 | $1.35M | 0.03% | −289−10.5% | Reduced |
| Accretive Wealth Partners, LLC | 2,467 | $1.35M | 0.44% | +11+0.4% | Added |
| Commerce Bank | 2,482 | $1.36M | 0.01% | −28−1.1% | Reduced |
| Allianz Asset Management GmbH | 2,490 | $1.37M | 0.00% | −2,366−48.7% | Reduced |
| Swedbank AB | 2,507 | $1.38M | 0.00% | +2,507 | New |
| Inceptionr LLC | 2,512 | $1.38M | 0.32% | +1,946+343.8% | Added |
| Summit Trail Advisors, LLC | 2,523 | $1.39M | 0.02% | +2,523 | New |
| Fiduciary Trust Co | 2,548 | $1.40M | 0.02% | +404+18.8% | Added |
| Investment Management Corp of Ontario | 2,569 | $1.41M | 0.02% | −200−7.2% | Reduced |
| Jump Financial, LLC | 2,626 | $1.44M | 0.02% | +2,626 | New |
| B. Metzler seel. Sohn & Co. AG | 2,646 | $1.45M | 0.01% | 00.0% | Unchanged |
| Raiffeisen Bank International AG | 2,731 | $1.46M | 0.02% | +260+10.5% | Added |
| Simmons Bank | 2,668 | $1.46M | 0.10% | −11−0.4% | Reduced |
| Alpha Omega Wealth Management LLC | 2,672 | $1.47M | 0.26% | −2,663−49.9% | Reduced |
| NEOS Investment Management LLC | 2,674 | $1.47M | 0.02% | +1,818+212.4% | Added |
| Bartlett & Co. Wealth Management LLC | 2,691 | $1.48M | 0.02% | +10.0% | Added |
| Apollon Wealth Management, LLC | 2,698 | $1.48M | 0.03% | +77+2.9% | Added |
| Simplex Trading, LLC | 2,703 | $1.48M | 0.04% | −872−24.4% | Reduced |
| Schear Investment Advisers, LLC | 2,715 | $1.49M | 0.74% | −15−0.5% | Reduced |
| Brown Brothers Harriman & Co | 2,726 | $1.50M | 0.01% | +372+15.8% | Added |
| Callan Family Office, LLC | 2,732 | $1.50M | 0.05% | +2,210+423.4% | Added |
| Huber Capital Management LLC | 2,792 | $1.53M | 0.26% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 2,810 | $1.54M | 0.03% | +2,810 | New |
| Madden Securities Corp | 2,815 | $1.55M | 0.52% | −15−0.5% | Reduced |
| New Mexico Educational Retirement Board | 2,850 | $1.56M | 0.05% | 00.0% | Unchanged |
| Maryland State Retirement & Pension System | 2,866 | $1.57M | 0.03% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 2,854 | $1.59M | 0.00% | −153−5.1% | Reduced |
| Metis Global Partners, LLC | 2,907 | $1.60M | 0.04% | −276−8.7% | Reduced |
| Mercer Global Advisors Inc | 2,924 | $1.61M | 0.00% | +1,358+86.7% | Added |
| Kovack Advisors, Inc. | 2,930 | $1.61M | 0.16% | +153+5.5% | Added |
| Baker Avenue Asset Management, LP | 2,943 | $1.62M | 0.05% | +15+0.5% | Added |
| Whitener Capital Management, Inc. | 2,950 | $1.62M | 0.43% | +85+3.0% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 2,979 | $1.64M | 0.00% | 00.0% | Unchanged |