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 |
|---|---|---|---|---|---|
| Argent Trust Co | 3,161 | $1.97M | 0.07% | −8−0.3% | Reduced |
| QRG Capital Management, Inc. | 3,151 | $1.96M | 0.02% | +435+16.0% | Added |
| Schear Investment Advisers, LLC | 3,149 | $1.96M | 0.84% | +418+15.3% | Added |
| Louisiana State Employees Retirement System | 3,100 | $1.93M | 0.03% | −100−3.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 3,030 | $1.92M | 0.00% | −23−0.8% | Reduced |
| Callan Family Office, LLC | 3,085 | $1.92M | 0.04% | +835+37.1% | Added |
| Baker Avenue Asset Management, LP | 3,054 | $1.90M | 0.04% | +2+0.1% | Added |
| Harfst & Associates, Inc. | 3,054 | $1.90M | 0.34% | −79−2.5% | Reduced |
| Montag A & Associates Inc | 3,040 | $1.89M | 0.09% | −1,693−35.8% | Reduced |
| AG2R la Mondiale Gestion D'Actifs | 3,021 | $1.88M | 0.08% | 00.0% | Unchanged |
| 17 Capital Partners, LLC | 3,013 | $1.88M | 0.98% | 00.0% | Unchanged |
| Gulf International Bank (UK) Ltd | 3,011 | $1.88M | 0.06% | 00.0% | Unchanged |
| Evermay Wealth Management LLC | 3,001 | $1.87M | 0.21% | 00.0% | Unchanged |
| Jane Street Group, LLC | 2,973 | $1.85M | 0.00% | −317−9.6% | Reduced |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 2,962 | $1.84M | 0.70% | −600−16.8% | Reduced |
| Whitener Capital Management, Inc. | 2,960 | $1.84M | 0.42% | +40+1.4% | Added |
| Hantz Financial Services, Inc. | 2,958 | $1.84M | 0.03% | −201−6.4% | Reduced |
| Lederer & Associates Investment Counsel | 2,953 | $1.84M | 1.23% | −320−9.8% | Reduced |
| Regions Financial Corp | 2,945 | $1.83M | 0.01% | −384−11.5% | Reduced |
| Maryland State Retirement & Pension System | 2,942 | $1.83M | 0.04% | 00.0% | Unchanged |
| Leavell Investment Management, Inc. | 2,921 | $1.82M | 0.08% | +6+0.2% | Added |
| Eventide Asset Management, LLC | 2,890 | $1.80M | 0.03% | +2,890 | New |
| Summit Trail Advisors, LLC | 2,882 | $1.79M | 0.03% | −18−0.6% | Reduced |
| Jones Financial Companies LLLP | 2,863 | $1.78M | 0.00% | +264+10.2% | Added |
| Parr McKnight Wealth Management Group, LLC | 2,831 | $1.76M | 0.23% | +2,831 | New |
| Apollon Wealth Management, LLC | 2,809 | $1.75M | 0.03% | +46+1.7% | Added |
| Tema ETFs LLC | 2,796 | $1.74M | 0.14% | −210−7.0% | Reduced |
| New Mexico Educational Retirement Board | 2,750 | $1.71M | 0.05% | 00.0% | Unchanged |
| Commerce Bank | 2,714 | $1.69M | 0.01% | +252+10.2% | Added |
| Reuter James Wealth Management, LLC | 2,712 | $1.69M | 0.23% | +686+33.9% | Added |
| Bartlett & Co. Wealth Management LLC | 2,691 | $1.68M | 0.02% | 00.0% | Unchanged |
| Quest Partners LLC | 2,647 | $1.65M | 0.09% | −2,871−52.0% | Reduced |
| Alpha Omega Wealth Management LLC | 2,637 | $1.64M | 0.27% | −35−1.3% | Reduced |
| Jump Financial, LLC | 2,618 | $1.63M | 0.02% | +1,448+123.8% | Added |
| CAPROCK Group, Inc. | 2,608 | $1.62M | 0.03% | +4+0.2% | Added |
| Aptus Capital Advisors, LLC | 2,605 | $1.62M | 0.01% | +53+2.1% | Added |
| Madden Securities Corp | 2,600 | $1.62M | 0.49% | −150−5.5% | Reduced |
| Metis Global Partners, LLC | 2,586 | $1.61M | 0.04% | −122−4.5% | Reduced |
| Keybank National Association | 2,578 | $1.61M | 0.01% | −161−5.9% | Reduced |
| Coldstream Capital Management Inc | 2,517 | $1.57M | 0.02% | −584−18.8% | Reduced |
| Swedbank AB | 2,507 | $1.56M | 0.00% | 00.0% | Unchanged |
| Accretive Wealth Partners, LLC | 2,502 | $1.56M | 0.46% | −18−0.7% | Reduced |
| MUFG Securities EMEA plc | 2,475 | $1.54M | 0.02% | +1,321+114.5% | Added |
| Pinnacle Financial Partners, Inc. | 2,467 | $1.54M | 0.01% | +2,467 | New |
| Little House Capital LLC | 2,464 | $1.53M | 0.39% | −203−7.6% | Reduced |
| BI Asset Management Fondsmaeglerselskab A/S | 2,441 | $1.52M | 0.01% | +7+0.3% | Added |
| Capital Investment Counsel, Inc | 2,406 | $1.50M | 0.18% | −17−0.7% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 2,403 | $1.50M | 0.04% | −2,097−46.6% | Reduced |
| Brandywine Trust Co | 2,400 | $1.49M | 0.26% | 00.0% | Unchanged |
| Brown Financial Advisors | 2,391 | $1.49M | 0.54% | +33+1.4% | Added |
| InTrack Investment Management Inc | 2,390 | $1.49M | 0.83% | +274+12.9% | Added |
| Fiduciary Trust Co | 2,387 | $1.49M | 0.02% | −4−0.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 2,384 | $1.48M | 0.00% | −3−0.1% | Reduced |
| Portfolio Design Labs, LLC | 2,383 | $1.48M | 0.24% | +43+1.8% | Added |
| Hudson Value Partners, LLC | 2,350 | $1.48M | 0.44% | 00.0% | Unchanged |
| Simmons Bank | 2,362 | $1.47M | 0.10% | −302−11.3% | Reduced |
| Symmetry Investments LP | 2,360 | $1.47M | 0.27% | −4,743−66.8% | Reduced |
| AXA S.A. | 2,360 | $1.47M | 0.70% | −25−1.0% | Reduced |
| GAMMA Investing LLC | 2,357 | $1.47M | 0.07% | +383+19.4% | Added |
| Meeder Advisory Services, Inc. | 2,338 | $1.46M | 0.06% | +93+4.1% | Added |
| Ascent Group, LLC | 2,334 | $1.45M | 0.05% | +47+2.1% | Added |
| Hunter Associates Investment Management LLC | 2,325 | $1.44M | 0.19% | +14+0.6% | Added |
| Tower Research Capital LLC (TRC) | 2,265 | $1.41M | 0.03% | +864+61.7% | Added |
| JSF Financial, LLC | 2,260 | $1.41M | 0.29% | −11−0.5% | Reduced |
| Main Street Financial Solutions, LLC | 2,258 | $1.41M | 0.11% | −5−0.2% | Reduced |
| Monticello Wealth Management, LLC | 2,248 | $1.40M | 0.09% | +329+17.1% | Added |
| Merit Financial Group, LLC | 2,241 | $1.40M | 0.01% | +387+20.9% | Added |
| B. Metzler seel. Sohn & Co. AG | 2,218 | $1.38M | 0.01% | −428−16.2% | Reduced |
| Omers Administration Corp | 2,209 | $1.38M | 0.01% | −1,000−31.2% | Reduced |
| Stance Capital LLC | 2,208 | $1.37M | 0.51% | +2,208 | New |
| Quadrant Capital Group LLC | 2,186 | $1.36M | 0.04% | +17+0.8% | Added |
| Stablepoint Partners, LLC | 2,170 | $1.35M | 0.21% | −70−3.1% | Reduced |
| Ieq Capital, LLC | 2,169 | $1.35M | 0.00% | −26−1.2% | Reduced |
| Natixis | 2,152 | $1.34M | 0.01% | −9,466−81.5% | Reduced |
| Empirical Finance, LLC | 2,135 | $1.33M | 0.06% | −86−3.9% | Reduced |
| Gilbert & Cook, Inc. | 2,135 | $1.33M | 0.17% | +48+2.3% | Added |
| Tokio Marine Asset Management Co Ltd | 2,124 | $1.32M | 0.05% | +90+4.4% | Added |
| Massachusetts Financial Services Co | 2,109 | $1.31M | 0.00% | +139+7.1% | Added |
| Huber Capital Management LLC | 2,092 | $1.30M | 0.19% | 00.0% | Unchanged |
| HRT Financial LP | 2,073 | $1.29M | 0.00% | +2,073 | New |
| Intech Investment Management LLC | 2,071 | $1.29M | 0.01% | +355+20.7% | Added |
| E. Ohman J:or Asset Management AB | 2,060 | $1.28M | 0.03% | −401−16.3% | Reduced |
| North Dakota State Investment Board | 2,056 | $1.28M | 0.05% | +2,056 | New |
| Teacher Retirement System of Texas | 1,996 | $1.24M | 0.00% | −5,902−74.7% | Reduced |
| Principal Securities, Inc. | 1,973 | $1.23M | 0.02% | +117+6.3% | Added |
| Mark Asset Management LP | 1,970 | $1.23M | 0.14% | +14+0.7% | Added |
| Axxcess Wealth Management, LLC | 1,970 | $1.23M | 0.02% | +896+83.4% | Added |
| Lido Advisors, LLC | 1,920 | $1.21M | 0.00% | +15+0.8% | Added |
| First American Bank | 1,937 | $1.21M | 0.07% | 00.0% | Unchanged |
| Savant Capital, LLC | 1,935 | $1.20M | 0.01% | +49+2.6% | Added |
| Aster Capital Management (DIFC) Ltd | 1,933 | $1.20M | 0.53% | +1,933 | New |
| Northwestern Mutual Investment Management Company, LLC | 1,928 | $1.20M | 0.01% | +7+0.4% | Added |
| Allianz Asset Management GmbH | 1,924 | $1.20M | 0.00% | −657−25.5% | Reduced |
| La Banque Postale Asset Management SA | 1,917 | $1.19M | 0.01% | 00.0% | Unchanged |
| Trust Investment Advisors | 1,898 | $1.18M | 0.63% | +93+5.2% | Added |
| Smartleaf Asset Management LLC | 1,869 | $1.18M | 0.04% | +157+9.2% | Added |
| Hilltop Holdings Inc. | 1,888 | $1.18M | 0.07% | −279−12.9% | Reduced |
| Allworth Financial LP | 1,882 | $1.17M | 0.00% | +202+12.0% | Added |
| Kestra Private Wealth Services, LLC | 1,842 | $1.15M | 0.01% | +887+92.9% | Added |
| Busey Wealth Management | 1,834 | $1.14M | 0.03% | −53−2.8% | Reduced |