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 |
|---|---|---|---|---|---|
| Hantz Financial Services, Inc. | 2,958 | $1.84M | 0.03% | −201−6.4% | Reduced |
| Whitener Capital Management, Inc. | 2,960 | $1.84M | 0.42% | +40+1.4% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 2,962 | $1.84M | 0.70% | −600−16.8% | Reduced |
| Jane Street Group, LLC | 2,973 | $1.85M | 0.00% | −317−9.6% | Reduced |
| Evermay Wealth Management LLC | 3,001 | $1.87M | 0.21% | 00.0% | Unchanged |
| Gulf International Bank (UK) Ltd | 3,011 | $1.88M | 0.06% | 00.0% | Unchanged |
| 17 Capital Partners, LLC | 3,013 | $1.88M | 0.98% | 00.0% | Unchanged |
| AG2R la Mondiale Gestion D'Actifs | 3,021 | $1.88M | 0.08% | 00.0% | Unchanged |
| Montag A & Associates Inc | 3,040 | $1.89M | 0.09% | −1,693−35.8% | Reduced |
| Harfst & Associates, Inc. | 3,054 | $1.90M | 0.34% | −79−2.5% | Reduced |
| Baker Avenue Asset Management, LP | 3,054 | $1.90M | 0.04% | +2+0.1% | Added |
| Callan Family Office, LLC | 3,085 | $1.92M | 0.04% | +835+37.1% | Added |
| Allspring Global Investments Holdings, LLC | 3,030 | $1.92M | 0.00% | −23−0.8% | Reduced |
| Louisiana State Employees Retirement System | 3,100 | $1.93M | 0.03% | −100−3.1% | Reduced |
| Schear Investment Advisers, LLC | 3,149 | $1.96M | 0.84% | +418+15.3% | Added |
| QRG Capital Management, Inc. | 3,151 | $1.96M | 0.02% | +435+16.0% | Added |
| Argent Trust Co | 3,161 | $1.97M | 0.07% | −8−0.3% | Reduced |
| Kovack Advisors, Inc. | 3,183 | $1.98M | 0.09% | +105+3.4% | Added |
| Osmosis Investment Management UK Ltd | 3,238 | $2.02M | 0.05% | +3,238 | New |
| WSFS Capital Management, LLC | 3,248 | $2.02M | 0.10% | 00.0% | Unchanged |
| Huntington National Bank | 3,282 | $2.04M | 0.01% | +89+2.8% | Added |
| ASR Vermogensbeheer N.V. | 3,311 | $2.06M | 0.02% | +1,799+119.0% | Added |
| Crossmark Global Holdings, Inc. | 3,356 | $2.09M | 0.03% | +949+39.4% | Added |
| Skopos Labs, Inc. | 3,354 | $2.14M | 0.10% | +1,607+92.0% | Added |
| Norinchukin Bank, The | 3,447 | $2.15M | 0.03% | +197+6.1% | Added |
| Arkadios Wealth Advisors | 3,453 | $2.15M | 0.04% | +233+7.2% | Added |
| Hartford Investment Management Co | 3,471 | $2.16M | 0.06% | −46−1.3% | Reduced |
| Sterling Capital Management LLC | 3,555 | $2.21M | 0.04% | −177−4.7% | Reduced |
| Brown Brothers Harriman & Co | 3,572 | $2.22M | 0.01% | +271+8.2% | Added |
| GWM Advisors LLC | 3,589 | $2.23M | 0.01% | +215+6.4% | Added |
| Hudson Canyon Capital Management | 3,603 | $2.24M | 1.31% | 00.0% | Unchanged |
| Generali Asset Management SPA SGR | 3,607 | $2.25M | 0.05% | +178+5.2% | Added |
| RD Lewis Holdings, Inc. | 3,411 | $2.26M | 1.93% | +22+0.6% | Added |
| NEOS Investment Management LLC | 3,652 | $2.27M | 0.01% | −210−5.4% | Reduced |
| New Republic Capital, LLC | 3,710 | $2.31M | 0.62% | +3,710 | New |
| Federation des caisses Desjardins du Quebec | 3,713 | $2.31M | 0.01% | −5,635−60.3% | Reduced |
| Numerai GP LLC | 3,728 | $2.32M | 0.28% | −64−1.7% | Reduced |
| Pinnacle Associates Ltd | 3,751 | $2.34M | 0.03% | +14+0.4% | Added |
| Weaver Capital Management LLC | 3,755 | $2.34M | 0.49% | +5+0.1% | Added |
| Jefferies Financial Group Inc. | 3,764 | $2.34M | 0.02% | +3,208+577.0% | Added |
| Kentucky Retirement Systems | 3,765 | $2.34M | 0.06% | 00.0% | Unchanged |
| Magnetar Financial LLC | 3,784 | $2.36M | 0.02% | +3,784 | New |
| Sandler Capital Management | 3,799 | $2.37M | 1.06% | −845−18.2% | Reduced |
| RSM US Wealth Management LLC | 3,813 | $2.41M | 0.03% | +554+17.0% | Added |
| Delta Global Management LP | 3,887 | $2.42M | 0.18% | −155−3.8% | Reduced |
| Third View Private Wealth, LLC | 3,887 | $2.42M | 0.33% | +3,887 | New |
| Lipe & Dalton | 3,963 | $2.47M | 1.22% | −50−1.2% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 4,031 | $2.54M | 0.01% | −572−12.4% | Reduced |
| Sage Investment Advisers LLC | 4,085 | $2.54M | 1.91% | +4,085 | New |
| Clearstead Advisors, LLC | 4,086 | $2.54M | 0.03% | +182+4.7% | Added |
| Mattson Financial Services, LLC | 4,125 | $2.57M | 0.60% | +68+1.7% | Added |
| Cultivar Capital, Inc. | 4,147 | $2.58M | 1.65% | 00.0% | Unchanged |
| Griffin Asset Management, Inc. | 4,150 | $2.58M | 0.28% | +2,000+93.0% | Added |
| GKV Capital Management Co., Inc. | 4,162 | $2.59M | 0.97% | +116+2.9% | Added |
| MML Investors Services, LLC | 4,163 | $2.59M | 0.01% | +337+8.8% | Added |
| Envestnet Portfolio Solutions, Inc. | 4,241 | $2.64M | 0.01% | +148+3.6% | Added |
| Raiffeisen Bank International AG | 4,212 | $2.66M | 0.03% | +500+13.5% | Added |
| Capital Wealth Planning, LLC | 4,325 | $2.69M | 0.02% | +4,325 | New |
| Mizuho Securities USA LLC | 4,391 | $2.74M | 0.05% | −10.0% | Reduced |
| Gallo Partners, LP | 4,460 | $2.78M | 2.45% | −1,287−22.4% | Reduced |
| Azzad Asset Management Inc | 4,464 | $2.78M | 0.27% | −92−2.0% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 4,469 | $2.78M | 0.01% | +594+15.3% | Added |
| Atlantic Union Bankshares Corp | 4,489 | $2.80M | 0.05% | +672+17.6% | Added |
| Harbor Advisors LLC | 4,500 | $2.80M | 0.42% | 00.0% | Unchanged |
| Concentric Capital Strategies, LP | 4,519 | $2.81M | 0.15% | −25,628−85.0% | Reduced |
| Allstate Corp | 4,614 | $2.87M | 0.04% | +2,201+91.2% | Added |
| Westbourne Investments, Inc. | 4,675 | $2.91M | 1.35% | −100−2.1% | Reduced |
| Jackson Hole Capital Partners, LLC | 4,691 | $2.92M | 0.50% | −20.0% | Reduced |
| Huntleigh Advisors, Inc. | 4,742 | $2.95M | 0.50% | +158+3.4% | Added |
| Gardner Lewis Asset Management L P | 4,815 | $3.00M | 0.76% | +408+9.3% | Added |
| Pacer Advisors, Inc. | 4,947 | $3.08M | 0.01% | −609−11.0% | Reduced |
| Perigon Wealth Management, LLC | 4,961 | $3.09M | 0.06% | +266+5.7% | 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 |
| Aviso Financial Inc. | 5,029 | $3.13M | 0.12% | +255+5.3% | Added |
| Candriam Luxembourg S.C.A. | 5,035 | $3.14M | 0.02% | +388+8.3% | Added |
| Rafferty Asset Management, LLC | 5,051 | $3.15M | 0.01% | −85−1.7% | Reduced |
| Investment Management Corp of Ontario | 5,207 | $3.24M | 0.04% | +1,334+34.4% | Added |
| Evelyn Partners Investment Management LLP | 5,233 | $3.26M | 0.09% | −52−1.0% | Reduced |
| True North Advisors, LLC | 5,360 | $3.34M | 0.43% | −19−0.4% | Reduced |
| Adams Natural Resources Fund, Inc. | 5,400 | $3.36M | 0.51% | 00.0% | Unchanged |
| Myriad Asset Management Advisors LLC | 5,404 | $3.36M | 1.04% | +5,404 | New |
| Baird Financial Group, Inc. | 5,414 | $3.37M | 0.01% | +1,028+23.4% | Added |
| Tredje AP-fonden | 5,468 | $3.40M | 0.03% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 5,521 | $3.44M | 0.02% | +76+1.4% | Added |
| Macquarie Group Ltd | 5,666 | $3.53M | 0.02% | −196,207−97.2% | Reduced |
| CWM, LLC | 5,685 | $3.54M | 0.01% | −620−9.8% | Reduced |
| Diversified Trust Co | 5,730 | $3.57M | 0.07% | +20.0% | Added |
| Kestra Advisory Services, LLC | 5,731 | $3.57M | 0.01% | +47+0.8% | Added |
| Amica Mutual Insurance Co | 5,837 | $3.63M | 0.32% | 00.0% | Unchanged |
| Apella Capital, LLC | 5,855 | $3.65M | 0.07% | −1,386−19.1% | Reduced |
| B & T Capital Management DBA Alpha Capital Management | 5,868 | $3.65M | 0.51% | +62+1.1% | Added |
| Brinker Capital Investments, LLC | 5,888 | $3.67M | 0.03% | +675+12.9% | Added |
| UniSuper Management Pty Ltd | 5,902 | $3.67M | 0.02% | −443−7.0% | Reduced |
| Public Employees Retirement Association of Colorado | 5,902 | $3.67M | 0.01% | 00.0% | Unchanged |
| Skylands Capital, LLC | 5,945 | $3.70M | 0.50% | 00.0% | Unchanged |
| NewEdge Wealth, LLC | 5,970 | $3.72M | 0.04% | +297+5.2% | Added |
| State of Alaska, Department of Revenue | 5,985 | $3.73M | 0.04% | −465−7.2% | Reduced |
| Dockside LLC | 5,986 | $3.73M | 0.96% | +5,986 | New |
| Wolverine Asset Management LLC | 6,000 | $3.74M | 0.05% | +4,000+200.0% | Added |