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.
| 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, Q4 2025
Shares, value and share of portfolio for each institution holding Martin Marietta Materials Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Avanza Fonder AB | 6,929 | $4.31M | 0.11% | +1,198+20.9% | Added |
| Oregon Public Employees Retirement Fund | 6,897 | $4.29M | 0.05% | 00.0% | Unchanged |
| OP Asset Management Ltd | 6,860 | $4.27M | 0.05% | +97+1.4% | Added |
| Red Spruce Capital, LLC | 6,739 | $4.20M | 1.67% | +130+2.0% | Added |
| Mediolanum International Funds Ltd | 6,488 | $4.10M | 0.04% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 6,484 | $4.09M | 0.04% | −326−4.8% | Reduced |
| Transamerica Financial Advisors, Inc. | 6,550 | $4.08M | 0.34% | −265−3.9% | Reduced |
| Mackenzie Financial Corp | 6,369 | $4.01M | 0.00% | +413+6.9% | Added |
| Schroder Investment Management Group | 6,341 | $3.95M | 0.00% | −998−13.6% | Reduced |
| Wealthfront Advisers LLC | 6,333 | $3.94M | 0.01% | +578+10.0% | Added |
| Sanctuary Advisors, LLC | 6,263 | $3.90M | 0.02% | +955+18.0% | Added |
| Concorde Financial Corp | 5,847 | $3.88M | 3.00% | −169−2.8% | Reduced |
| Mill Capital Management, LLC | 6,225 | $3.88M | 0.28% | 00.0% | Unchanged |
| Summit Place Financial Advisors, LLC | 6,205 | $3.86M | 1.87% | −75−1.2% | Reduced |
| Nordea Investment Management AB | 6,062 | $3.81M | 0.00% | −3,630−37.5% | Reduced |
| Miller Capital Partners, Inc. | 6,066 | $3.78M | 1.93% | +6,066 | New |
| Ilmarinen Mutual Pension Insurance Co | 6,000 | $3.74M | 0.03% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 6,000 | $3.74M | 0.05% | +4,000+200.0% | Added |
| Dockside LLC | 5,986 | $3.73M | 0.96% | +5,986 | New |
| State of Alaska, Department of Revenue | 5,985 | $3.73M | 0.04% | −465−7.2% | Reduced |
| NewEdge Wealth, LLC | 5,970 | $3.72M | 0.04% | +297+5.2% | Added |
| Skylands Capital, LLC | 5,945 | $3.70M | 0.50% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 5,902 | $3.67M | 0.01% | 00.0% | Unchanged |
| UniSuper Management Pty Ltd | 5,902 | $3.67M | 0.02% | −443−7.0% | Reduced |
| Brinker Capital Investments, LLC | 5,888 | $3.67M | 0.03% | +675+12.9% | Added |
| B & T Capital Management DBA Alpha Capital Management | 5,868 | $3.65M | 0.51% | +62+1.1% | Added |
| Apella Capital, LLC | 5,855 | $3.65M | 0.07% | −1,386−19.1% | Reduced |
| Amica Mutual Insurance Co | 5,837 | $3.63M | 0.32% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 5,731 | $3.57M | 0.01% | +47+0.8% | Added |
| Diversified Trust Co | 5,730 | $3.57M | 0.07% | +20.0% | Added |
| CWM, LLC | 5,685 | $3.54M | 0.01% | −620−9.8% | Reduced |
| Macquarie Group Ltd | 5,666 | $3.53M | 0.02% | −196,207−97.2% | Reduced |
| TD Waterhouse Canada Inc. | 5,521 | $3.44M | 0.02% | +76+1.4% | Added |
| Tredje AP-fonden | 5,468 | $3.40M | 0.03% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 5,414 | $3.37M | 0.01% | +1,028+23.4% | Added |
| Myriad Asset Management Advisors LLC | 5,404 | $3.36M | 1.04% | +5,404 | New |
| Adams Natural Resources Fund, Inc. | 5,400 | $3.36M | 0.51% | 00.0% | Unchanged |
| True North Advisors, LLC | 5,360 | $3.34M | 0.43% | −19−0.4% | Reduced |
| Evelyn Partners Investment Management LLP | 5,233 | $3.26M | 0.09% | −52−1.0% | Reduced |
| Investment Management Corp of Ontario | 5,207 | $3.24M | 0.04% | +1,334+34.4% | Added |
| Rafferty Asset Management, LLC | 5,051 | $3.15M | 0.01% | −85−1.7% | Reduced |
| Candriam Luxembourg S.C.A. | 5,035 | $3.14M | 0.02% | +388+8.3% | Added |
| Aviso Financial Inc. | 5,029 | $3.13M | 0.12% | +255+5.3% | Added |
| Gabelli Funds LLC | 5,000 | $3.11M | 0.02% | 00.0% | Unchanged |
| Bislett Management, LLC | 5,000 | $3.11M | 2.36% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 4,961 | $3.09M | 0.06% | +266+5.7% | Added |
| Pacer Advisors, Inc. | 4,947 | $3.08M | 0.01% | −609−11.0% | Reduced |
| Gardner Lewis Asset Management L P | 4,815 | $3.00M | 0.76% | +408+9.3% | Added |
| Huntleigh Advisors, Inc. | 4,742 | $2.95M | 0.50% | +158+3.4% | Added |
| Jackson Hole Capital Partners, LLC | 4,691 | $2.92M | 0.50% | −20.0% | Reduced |
| Westbourne Investments, Inc. | 4,675 | $2.91M | 1.35% | −100−2.1% | Reduced |
| Allstate Corp | 4,614 | $2.87M | 0.04% | +2,201+91.2% | Added |
| Concentric Capital Strategies, LP | 4,519 | $2.81M | 0.15% | −25,628−85.0% | Reduced |
| Harbor Advisors LLC | 4,500 | $2.80M | 0.42% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 4,489 | $2.80M | 0.05% | +672+17.6% | Added |
| Wiley Bros.-Aintree Capital, LLC | 4,469 | $2.78M | 0.01% | +594+15.3% | Added |
| Azzad Asset Management Inc | 4,464 | $2.78M | 0.27% | −92−2.0% | Reduced |
| Gallo Partners, LP | 4,460 | $2.78M | 2.45% | −1,287−22.4% | Reduced |
| Mizuho Securities USA LLC | 4,391 | $2.74M | 0.05% | −10.0% | Reduced |
| Capital Wealth Planning, LLC | 4,325 | $2.69M | 0.02% | +4,325 | New |
| Raiffeisen Bank International AG | 4,212 | $2.66M | 0.03% | +500+13.5% | Added |
| Envestnet Portfolio Solutions, Inc. | 4,241 | $2.64M | 0.01% | +148+3.6% | Added |
| MML Investors Services, LLC | 4,163 | $2.59M | 0.01% | +337+8.8% | Added |
| GKV Capital Management Co., Inc. | 4,162 | $2.59M | 0.97% | +116+2.9% | Added |
| Griffin Asset Management, Inc. | 4,150 | $2.58M | 0.28% | +2,000+93.0% | Added |
| Cultivar Capital, Inc. | 4,147 | $2.58M | 1.65% | 00.0% | Unchanged |
| Mattson Financial Services, LLC | 4,125 | $2.57M | 0.60% | +68+1.7% | Added |
| Clearstead Advisors, LLC | 4,086 | $2.54M | 0.03% | +182+4.7% | Added |
| Sage Investment Advisers LLC | 4,085 | $2.54M | 1.91% | +4,085 | New |
| Bank Julius Baer & Co. Ltd, Zurich | 4,031 | $2.54M | 0.01% | −572−12.4% | Reduced |
| Lipe & Dalton | 3,963 | $2.47M | 1.22% | −50−1.2% | Reduced |
| Third View Private Wealth, LLC | 3,887 | $2.42M | 0.33% | +3,887 | New |
| Delta Global Management LP | 3,887 | $2.42M | 0.18% | −155−3.8% | Reduced |
| RSM US Wealth Management LLC | 3,813 | $2.41M | 0.03% | +554+17.0% | Added |
| Sandler Capital Management | 3,799 | $2.37M | 1.06% | −845−18.2% | Reduced |
| Magnetar Financial LLC | 3,784 | $2.36M | 0.02% | +3,784 | New |
| Kentucky Retirement Systems | 3,765 | $2.34M | 0.06% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 3,764 | $2.34M | 0.02% | +3,208+577.0% | Added |
| Weaver Capital Management LLC | 3,755 | $2.34M | 0.49% | +5+0.1% | Added |
| Pinnacle Associates Ltd | 3,751 | $2.34M | 0.03% | +14+0.4% | Added |
| Numerai GP LLC | 3,728 | $2.32M | 0.28% | −64−1.7% | Reduced |
| Federation des caisses Desjardins du Quebec | 3,713 | $2.31M | 0.01% | −5,635−60.3% | Reduced |
| New Republic Capital, LLC | 3,710 | $2.31M | 0.62% | +3,710 | New |
| NEOS Investment Management LLC | 3,652 | $2.27M | 0.01% | −210−5.4% | Reduced |
| RD Lewis Holdings, Inc. | 3,411 | $2.26M | 1.93% | +22+0.6% | Added |
| Generali Asset Management SPA SGR | 3,607 | $2.25M | 0.05% | +178+5.2% | Added |
| Hudson Canyon Capital Management | 3,603 | $2.24M | 1.31% | 00.0% | Unchanged |
| GWM Advisors LLC | 3,589 | $2.23M | 0.01% | +215+6.4% | Added |
| Brown Brothers Harriman & Co | 3,572 | $2.22M | 0.01% | +271+8.2% | Added |
| Sterling Capital Management LLC | 3,555 | $2.21M | 0.04% | −177−4.7% | Reduced |
| Hartford Investment Management Co | 3,471 | $2.16M | 0.06% | −46−1.3% | Reduced |
| Arkadios Wealth Advisors | 3,453 | $2.15M | 0.04% | +233+7.2% | Added |
| Norinchukin Bank, The | 3,447 | $2.15M | 0.03% | +197+6.1% | Added |
| Skopos Labs, Inc. | 3,354 | $2.14M | 0.10% | +1,607+92.0% | Added |
| Crossmark Global Holdings, Inc. | 3,356 | $2.09M | 0.03% | +949+39.4% | Added |
| ASR Vermogensbeheer N.V. | 3,311 | $2.06M | 0.02% | +1,799+119.0% | Added |
| Huntington National Bank | 3,282 | $2.04M | 0.01% | +89+2.8% | Added |
| WSFS Capital Management, LLC | 3,248 | $2.02M | 0.10% | 00.0% | Unchanged |
| Osmosis Investment Management UK Ltd | 3,238 | $2.02M | 0.05% | +3,238 | New |
| Kovack Advisors, Inc. | 3,183 | $1.98M | 0.09% | +105+3.4% | Added |