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 |
|---|---|---|---|---|---|
| Arthur M. Cohen & Associates, LLC | 600 | $373.6K | 0.06% | 00.0% | Unchanged |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 600 | $373.6K | 0.00% | 00.0% | Unchanged |
| Buckingham Strategic Partners | 597 | $372.2K | 0.00% | +597 | New |
| Brookstone Capital Management | 598 | $372.0K | 0.00% | −43−6.7% | Reduced |
| CM Wealth Advisors LLC | 595 | $370.5K | 0.08% | +595 | New |
| Menard Financial Group LLC | 594 | $369.9K | 0.25% | −27−4.3% | Reduced |
| Robertson Stephens Wealth Management, LLC | 590 | $367.8K | 0.01% | 00.0% | Unchanged |
| Ramirez Asset Management, Inc. | 590 | $367.4K | 0.05% | 00.0% | Unchanged |
| Choate Investment Advisors | 589 | $366.7K | 0.01% | −206−25.9% | Reduced |
| Prime Capital Investment Advisors, LLC | 585 | $364.0K | 0.00% | +69+13.4% | Added |
| Capula Management Ltd | 582 | $362.4K | 0.00% | +582 | New |
| Cigna Investments Inc | 582 | $362.0K | 0.05% | 00.0% | Unchanged |
| Atala Financial Inc | 1,944 | $360.7K | 0.23% | 00.0% | Unchanged |
| Byrne Asset Management LLC | 572 | $356.2K | 0.20% | −47−7.6% | Reduced |
| Sivia Capital Partners, LLC | 572 | $356.2K | 0.07% | +61+11.9% | Added |
| First Citizens Bank & Trust Co | 570 | $354.9K | 0.01% | +57+11.1% | Added |
| YHB Investment Advisors, Inc. | 569 | $354.3K | 0.02% | −15−2.6% | Reduced |
| Wealthspire Advisors, LLC | 561 | $349.5K | 0.00% | +92+19.6% | Added |
| iA Global Asset Management Inc. | 560 | $349.0K | 0.00% | 00.0% | Unchanged |
| PDS Planning, Inc | 559 | $348.1K | 0.02% | +20+3.7% | Added |
| Chicago Partners Investment Group LLC | 535 | $347.8K | 0.01% | −88−14.1% | Reduced |
| One Wealth Capital Management, LLC | 558 | $347.4K | 0.15% | +89+19.0% | Added |
| Empirical Asset Management, LLC | 556 | $346.1K | 0.10% | +2+0.4% | Added |
| Ameritas Investment Partners, Inc. | 550 | $342.5K | 0.01% | 00.0% | Unchanged |
| Verus Capital Partners, LLC | 550 | $342.5K | 0.02% | +25+4.8% | Added |
| Ellevest, Inc. | 549 | $341.8K | 0.05% | +549 | New |
| Cypress Wealth Services, LLC | 536 | $333.8K | 0.05% | +119+28.5% | Added |
| one8zero8, LLC | 536 | $333.7K | 0.07% | 00.0% | Unchanged |
| Western Wealth Management, LLC | 532 | $331.5K | 0.02% | +105+24.6% | Added |
| Cresta Advisors, Ltd. | 529 | $329.4K | 0.14% | 00.0% | Unchanged |
| Thompson David Blair | 528 | $328.8K | 0.19% | +528 | New |
| J. Safra Sarasin Holding AG | 526 | $327.5K | 0.01% | −1,320−71.5% | Reduced |
| Texas Capital Bank Wealth Management Services Inc | 526 | $327.5K | 0.02% | −51−8.8% | Reduced |
| Geneos Wealth Management Inc. | 526 | $327.5K | 0.01% | +100+23.5% | Added |
| Global Retirement Partners, LLC | 523 | $325.9K | 0.01% | +319+156.4% | Added |
| AlphaCore Capital LLC | 523 | $325.7K | 0.01% | +523 | New |
| CWM Advisors, LLC | 522 | $325.0K | 0.03% | +27+5.5% | Added |
| Larson Financial Group LLC | 522 | $324.9K | 0.01% | +19+3.8% | Added |
| Formidable Asset Management, LLC | 515 | $324.8K | 0.05% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 516 | $321.3K | 0.01% | −244−32.1% | Reduced |
| Ariston Services Group | 516 | $321.3K | 0.19% | 00.0% | Unchanged |
| N.E.W. Advisory Services LLC | 516 | $321.3K | 0.02% | 00.0% | Unchanged |
| LMR Partners LLP | 502 | $312.6K | 0.00% | −169−25.2% | Reduced |
| Insigneo Advisory Services, LLC | 502 | $312.5K | 0.02% | +94+23.0% | Added |
| Mariner Investment Group LLC | 500 | $311.3K | 0.02% | 00.0% | Unchanged |
| First Interstate Bank | 500 | $311.3K | 0.02% | 00.0% | Unchanged |
| Monetary Management Group Inc | 500 | $311.3K | 0.07% | 00.0% | Unchanged |
| Ironwood Investment Counsel, LLC | 499 | $310.9K | 0.04% | +5+1.0% | Added |
| City State Bank | 497 | $309.5K | 0.08% | 00.0% | Unchanged |
| Mutual Advisors, LLC | 494 | $307.7K | 0.01% | +5+1.0% | Added |
| St. Nicholas Private Asset Management, Inc | 494 | $307.6K | 0.28% | 00.0% | Unchanged |
| BIP Wealth, LLC | 494 | $307.3K | 0.01% | 00.0% | Unchanged |
| Citizens Business Bank | 493 | $307.0K | 0.05% | 00.0% | Unchanged |
| Safe Harbor Wealth Advisors, LLC | 465 | $306.9K | 0.30% | +465 | New |
| Ehrenkranz Partners L.P. | 492 | $306.3K | 0.35% | +492 | New |
| Drive Wealth Management, LLC | 488 | $303.8K | 0.06% | +59+13.8% | Added |
| Mather Group, LLC. | 486 | $302.6K | 0.00% | +65+15.4% | Added |
| Farringdon Capital, Ltd. | 486 | $302.6K | 0.07% | +486 | New |
| Ci Investments Inc. | 484 | $301.4K | 0.00% | −325−40.2% | Reduced |
| Select Asset Management & Trust | 484 | $301.0K | 0.09% | +54+12.6% | Added |
| First Horizon Corp | 479 | $298.3K | 0.01% | +188+64.6% | Added |
| AMG National Trust Bank | 478 | $297.6K | 0.01% | +9+1.9% | Added |
| GTS Securities LLC | 478 | $297.6K | 0.01% | +64+15.5% | Added |
| Taylor Financial Group, Inc. | 475 | $295.8K | 0.17% | 00.0% | Unchanged |
| Retirement Planning Group | 469 | $291.9K | 0.01% | +52+12.5% | Added |
| Fulton Bank, N.A. | 468 | $291.4K | 0.01% | +25+5.6% | Added |
| waypoint wealth counsel | 465 | $289.5K | 0.11% | +2+0.4% | Added |
| Collective Family Office LLC | 465 | $289.5K | 0.07% | −23−4.7% | Reduced |
| Heritage Trust Co | 462 | $287.7K | 0.03% | 00.0% | Unchanged |
| Phoenix Holdings Ltd. | 462 | $287.7K | 0.00% | +67+17.0% | Added |
| Adviser Investments LLC | 460 | $286.4K | 0.00% | −41−8.2% | Reduced |
| Allianz SE | 460 | $286.4K | 0.00% | 00.0% | Unchanged |
| Sunbeam Capital Management, LLC | 458 | $284.9K | 0.17% | +1+0.2% | Added |
| Landscape Capital Management, L.L.C. | 455 | $283.3K | 0.02% | +455 | New |
| Helen Stephens Group, LLC | 454 | $282.9K | 0.06% | 00.0% | Unchanged |
| Dynamic Advisor Solutions LLC | 453 | $282.1K | 0.01% | −27−5.6% | Reduced |
| Pekin Hardy Strauss, Inc. | 453 | $282.1K | 0.03% | −20−4.2% | Reduced |
| Daymark Wealth Partners, LLC | 446 | $277.9K | 0.01% | −2−0.4% | Reduced |
| CTC Alternative Strategies, Ltd. | 440 | $274.0K | 0.51% | +440 | New |
| Anchor Investment Management, LLC | 435 | $270.9K | 0.02% | 00.0% | Unchanged |
| Campion Asset Management LLC | 435 | $270.9K | 0.19% | 00.0% | Unchanged |
| Trust Point Inc. | 434 | $270.2K | 0.02% | +92+26.9% | Added |
| Patrick M Sweeney & Associates, Inc | 430 | $267.7K | 0.17% | 00.0% | Unchanged |
| Crestwood Advisors Group LLC | 426 | $265.3K | 0.00% | +52+13.9% | Added |
| Parcion Private Wealth LLC | 425 | $264.6K | 0.02% | +32+8.1% | Added |
| Ameritas Advisory Services, LLC | 424 | $264.0K | 0.01% | −50−10.5% | Reduced |
| Johnson Investment Counsel Inc | 424 | $264.0K | 0.00% | 00.0% | Unchanged |
| Flputnam Investment Management Co | 424 | $264.0K | 0.00% | +3+0.7% | Added |
| Ashton Thomas Private Wealth, LLC | 424 | $264.0K | 0.01% | +16+3.9% | Added |
| National Asset Management, Inc. | 423 | $263.5K | 0.01% | +39+10.2% | Added |
| Tred Avon Family Wealth, LLC | 421 | $262.1K | 0.09% | −3−0.7% | Reduced |
| Howard Capital Management Inc. | 421 | $262.1K | 0.00% | +2+0.5% | Added |
| Dana Investment Advisors, Inc. | 420 | $261.5K | 0.01% | −99−19.1% | Reduced |
| Breakwater Capital Group | 418 | $260.3K | 0.04% | 00.0% | Unchanged |
| Claret Asset Management Corp | 416 | $259.0K | 0.03% | −1−0.2% | Reduced |
| Heartwood Wealth Advisors LLC | 413 | $257.2K | 0.02% | 00.0% | Unchanged |
| Icon Wealth Advisors, LLC | 417 | $257.0K | 0.02% | 00.0% | Unchanged |
| Teamwork Financial Advisors, LLC | 404 | $251.6K | 0.03% | +404 | New |
| Canvas Wealth Advisors, LLC | 401 | $249.8K | 0.04% | +7+1.8% | Added |
| Palisade Capital Management LLC | 400 | $249.1K | 0.01% | 00.0% | Unchanged |