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 2021
Institutional positions in Martin Marietta Materials Inc as of Jun 30, 2021. 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
- 696
- +11 vs. Q1 2021
- Shares held
- 57.8M
- +629.7K (+1.1%) vs. Q1 2021
- Total value
- $20.3B
- +$1.13B (+5.9%) vs. Q1 2021
- New holders
- 76
- 244 more added
- Sold out
- 65
- 230 more reduced
7 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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 2021
Shares, value and share of portfolio for each institution holding Martin Marietta Materials Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| O'Brien Greene & Co. Inc | 910 | $320.0K | 0.11% | +175+23.8% | Added |
| Cornercap Investment Counsel Inc | 897 | $316.0K | 0.03% | −2−0.2% | Reduced |
| Arrow Investment Advisors, LLC | 895 | $315.0K | 0.20% | +895 | New |
| Plante Moran Financial Advisors, LLC | 862 | $303.0K | 0.07% | −9−1.0% | Reduced |
| Prospera Financial Services Inc | 858 | $302.0K | 0.02% | +858 | New |
| Bank Julius Baer & Co. Ltd, Zurich | 856 | $301.0K | 0.00% | +856 | New |
| Ameritas Investment Partners, Inc. | 852 | $300.0K | 0.01% | −54−6.0% | Reduced |
| Profund Advisors LLC | 853 | $300.0K | 0.01% | +33+4.0% | Added |
| Spire Wealth Management | 841 | $296.0K | 0.01% | +333+65.6% | Added |
| Welch Group, LLC | 831 | $292.0K | 0.02% | +40+5.1% | Added |
| American Institute for Advanced Investment Management, LLP | 825 | $290.0K | 0.20% | +185+28.9% | Added |
| First Foundation Advisors | 817 | $287.0K | 0.01% | −225−21.6% | Reduced |
| Websterrogers Financial Advisors, LLC | 844 | $287.0K | 0.07% | 00.0% | Unchanged |
| Park Avenue Securities LLC | 815 | $287.0K | 0.01% | +59+7.8% | Added |
| Cetera Investment Advisers | 811 | $285.0K | 0.00% | −4,087−83.4% | Reduced |
| Physicians Financial Services, Inc. | 810 | $285.0K | 0.12% | 00.0% | Unchanged |
| Jackson Hole Capital Partners, LLC | 803 | $283.0K | 0.10% | 00.0% | Unchanged |
| Sequoia Financial Advisors, LLC | 801 | $282.0K | 0.01% | −22−2.7% | Reduced |
| New Jersey Better Educational Savings Trust | 800 | $281.0K | 0.56% | 00.0% | Unchanged |
| Wambolt & Associates, LLC | 797 | $281.0K | 0.12% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 798 | $281.0K | 0.04% | +798 | New |
| SG3 Management, LLC | 800 | $281.0K | 0.12% | +800 | New |
| Vigilare Wealth Management | 800 | $281.0K | 0.17% | +800 | New |
| Impax Asset Management Group plc | 796 | $280.0K | 0.00% | 00.0% | Unchanged |
| Edge Capital Group, LLC | 780 | $274.0K | 0.02% | −636−44.9% | Reduced |
| Greenleaf Trust | 778 | $274.0K | 0.00% | +75+10.7% | Added |
| Monticello Wealth Management, LLC | 771 | $271.0K | 0.03% | +1+0.1% | Added |
| Ci Investments Inc. | 743 | $261.0K | 0.00% | +289+63.7% | Added |
| Illinois Municipal Retirement Fund | 741 | $261.0K | 0.01% | +741 | New |
| Toroso Investments, LLC | 742 | $261.0K | 0.01% | +742 | New |
| Empirical Finance, LLC | 739 | $260.0K | 0.04% | +739 | New |
| Aureus Asset Management, LLC | 725 | $255.0K | 0.02% | +725 | New |
| CWS Financial Advisors, LLC | 719 | $253.0K | 0.10% | 00.0% | Unchanged |
| Quantitative Investment Management, LLC | 717 | $252.0K | 0.02% | +717 | New |
| Harbour Investments, Inc. | 714 | $251.0K | 0.01% | −69−8.8% | Reduced |
| Marathon Capital Management | 715 | $251.0K | 0.06% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 717 | $250.0K | 0.01% | −380−34.6% | Reduced |
| Conning Inc. | 706 | $248.0K | 0.01% | −74−9.5% | Reduced |
| Gilbert & Cook, Inc. | 706 | $248.0K | 0.04% | −18−2.5% | Reduced |
| Colony Group LLC | 705 | $248.0K | 0.00% | −9−1.3% | Reduced |
| Corsicana & Co. | 700 | $246.0K | 0.16% | +700 | New |
| Sandy Spring Bank | 696 | $245.0K | 0.01% | +21+3.1% | Added |
| Chicago Capital, LLC | 689 | $242.0K | 0.01% | 00.0% | Unchanged |
| Clear Creek Financial Management, LLC | 671 | $236.0K | 0.04% | +671 | New |
| Family Firm, Inc. | 666 | $234.0K | 0.06% | 00.0% | Unchanged |
| Thompson Siegel & Walmsley LLC | 662 | $233.0K | 0.00% | 00.0% | Unchanged |
| Benedetti & Gucer, Inc. | 662 | $232.0K | 0.21% | +662 | New |
| Stevens Capital Management LP | 656 | $231.0K | 0.07% | +656 | New |
| Capital Investment Advisors, LLC | 655 | $230.0K | 0.01% | −56−7.9% | Reduced |
| Keebeck Alpha, LP | 655 | $230.0K | 0.08% | +655 | New |
| Motco | 650 | $229.0K | 0.02% | 00.0% | Unchanged |
| Peregrine Asset Advisers, Inc. | 645 | $227.0K | 0.10% | 00.0% | Unchanged |
| Wealthspire Advisors, LLC | 641 | $226.0K | 0.01% | −575−47.3% | Reduced |
| Anchor Investment Management, LLC | 640 | $225.2K | 0.03% | −9−1.4% | Reduced |
| Edmonds Duncan Registered Investment Advisors, LLC | 640 | $225.0K | 0.07% | +640 | New |
| Meiji Yasuda Asset Management Co Ltd. | 636 | $224.0K | 0.01% | 00.0% | Unchanged |
| Kestra Private Wealth Services, LLC | 635 | $223.0K | 0.01% | −17−2.6% | Reduced |
| Fifth Third Bancorp | 633 | $223.0K | 0.00% | +44+7.5% | Added |
| Personal Cfo Solutions, LLC | 610 | $215.0K | 0.04% | +610 | New |
| Wellington Management Group LLP | 603 | $212.0K | 0.00% | −3,648−85.8% | Reduced |
| Northwest Investment Counselors, LLC | 602 | $212.0K | 0.06% | 00.0% | Unchanged |
| Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P. | 600 | $211.0K | 0.04% | 00.0% | Unchanged |
| Machina Capital S.A.S. | 600 | $211.0K | 0.36% | +600 | New |
| Sentry Investment Management LLC | 598 | $210.0K | 0.05% | +598 | New |
| Brown Brothers Harriman & Co | 581 | $204.0K | 0.00% | +75+14.8% | Added |
| AMG National Trust Bank | 580 | $204.0K | 0.01% | +580 | New |
| Usca Ria LLC | 569 | $200.0K | 0.01% | +569 | New |
| Edmond de Rothschild Holding S.A. | 529 | $186.0K | 0.00% | −7,864−93.7% | Reduced |
| Belpointe Asset Management LLC | 512 | $180.0K | 0.01% | +86+20.2% | Added |
| Credential Qtrade Securities Inc. | 510 | $179.4K | 0.01% | +55+12.1% | Added |
| Emfo, LLC | 500 | $176.0K | 0.15% | +500 | New |
| First Mercantile Trust Co | 459 | $161.0K | 0.02% | −224−32.8% | Reduced |
| Peconic Partners LLC | 400 | $141.0K | 0.01% | 00.0% | Unchanged |
| Central Bank & Trust Co | 395 | $139.0K | 0.02% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 385 | $135.0K | 0.06% | +385 | New |
| Filbrandt Wealth Management, LLC | 351 | $123.0K | 0.07% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 303 | $107.0K | 0.01% | +126+71.2% | Added |
| Deseret Mutual Benefit Administrators | 300 | $106.0K | 0.03% | +300 | New |
| Covington Capital Management | 291 | $102.0K | 0.00% | +100+52.4% | Added |
| Fieldpoint Private Securities, LLC | 265 | $100.0K | 0.02% | +19+7.7% | Added |
| Berman Capital Advisors, LLC | 286 | $100.0K | 0.02% | +37+14.9% | Added |
| First Horizon Advisors, Inc. | 276 | $97.0K | 0.01% | −12−4.2% | Reduced |
| Evermay Wealth Management LLC | 274 | $96.0K | 0.02% | +274 | New |
| Carroll Financial Associates, Inc. | 269 | $94.0K | 0.01% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 263 | $93.0K | 0.00% | +142+117.4% | Added |
| Mizuho Securities Co. Ltd. | 260 | $91.0K | 0.02% | +260 | New |
| Archer Investment Corp | 244 | $85.8K | 0.03% | +244 | New |
| Meeder Asset Management Inc | 223 | $78.0K | 0.00% | +84+60.4% | Added |
| Proequities, Inc. | 219 | $77.0K | 0.00% | −359−62.1% | Reduced |
| State of Wyoming | 220 | $77.0K | 0.05% | +44+25.0% | Added |
| Benjamin F. Edwards & Company, Inc. | 214 | $75.0K | 0.00% | −2,446−92.0% | Reduced |
| Tobam | 211 | $74.0K | 0.00% | 00.0% | Unchanged |
| NEXT Financial Group, Inc | 210 | $74.0K | 0.01% | +10+5.0% | Added |
| Capital Advisory Group Advisory Services, LLC | 200 | $70.0K | 0.03% | 00.0% | Unchanged |
| Bedel Financial Consulting, Inc. | 200 | $70.0K | 0.02% | +25+14.3% | Added |
| Central Trust Co | 190 | $67.0K | 0.00% | 00.0% | Unchanged |
| Centerpoint Advisors, LLC | 175 | $62.0K | 0.03% | 00.0% | Unchanged |
| Glen Eagle Advisors, LLC | 175 | $61.6K | 0.02% | +50+40.0% | Added |
| Endurance Wealth Management, Inc. | 175 | $61.0K | 0.01% | 00.0% | Unchanged |
| Smithfield Trust Co | 173 | $61.0K | 0.00% | 00.0% | Unchanged |