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 2025
Institutional positions in Martin Marietta Materials Inc as of Jun 30, 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
- 999
- +56 vs. Q1 2025
- Shares held
- 59.7M
- +209.2K (+0.4%) vs. Q1 2025
- Total value
- $32.8B
- +$4.39B (+15.5%) vs. Q1 2025
- New holders
- 130
- 379 more added
- Sold out
- 74
- 321 more reduced
10 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Martin Marietta Materials Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Socorro Asset Management LP | 18,037 | $9.90M | 3.31% | +254+1.4% | Added |
| Marshall Wace, LLP | 17,944 | $9.85M | 0.01% | −7,579−29.7% | Reduced |
| Arizona State Retirement System | 17,822 | $9.78M | 0.06% | +147+0.8% | Added |
| Storebrand Asset Management AS | 17,772 | $9.76M | 0.03% | −11,372−39.0% | Reduced |
| Walleye Capital LLC | 17,600 | $9.66M | 0.09% | +15,599+779.6% | Added |
| M&T Bank Corp | 16,831 | $9.24M | 0.03% | −541−3.1% | Reduced |
| Voya Investment Management LLC | 16,686 | $9.16M | 0.01% | −2,290−12.1% | Reduced |
| Royal London Asset Management Ltd | 16,611 | $9.12M | 0.02% | +402+2.5% | Added |
| State of Tennessee, Treasury Department | 16,574 | $9.10M | 0.03% | +1,636+11.0% | Added |
| State of Michigan Retirement System | 16,437 | $9.02M | 0.05% | −100−0.6% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 16,369 | $8.99M | 0.03% | −3,620−18.1% | Reduced |
| Jane Street Group, LLC | 16,329 | $8.96M | 0.01% | +14,072+623.5% | Added |
| Stone Run Capital, LLC | 15,798 | $8.67M | 3.47% | −35−0.2% | Reduced |
| Lazard Asset Management LLC | 15,745 | $8.64M | 0.01% | +1,108+7.6% | Added |
| GDS Wealth Management | 15,621 | $8.58M | 0.63% | +4,538+40.9% | Added |
| Harvey Capital Management Inc | 15,118 | $8.43M | 1.97% | −190−1.2% | Reduced |
| MetLife Investment Management | 15,356 | $8.43M | 0.05% | −671−4.2% | Reduced |
| Renaissance Investment Group LLC | 15,227 | $8.36M | 1.81% | −619−3.9% | Reduced |
| Abn Amro Investment Solutions | 15,050 | $8.26M | 0.17% | −250−1.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 14,785 | $8.12M | 0.04% | +808+5.8% | Added |
| Czech National Bank | 14,735 | $8.09M | 0.06% | +698+5.0% | Added |
| Freestone Grove Partners LP | 14,727 | $8.08M | 0.06% | +9,318+172.3% | Added |
| Verition Fund Management LLC | 14,519 | $7.97M | 0.05% | +520+3.7% | Added |
| D.A. Davidson & Co. | 14,504 | $7.96M | 0.06% | +857+6.3% | Added |
| Natixis | 13,924 | $7.64M | 0.04% | +13,924 | New |
| Comerica Bank | 13,023 | $7.15M | 0.03% | +871+7.2% | Added |
| Retirement Systems of Alabama | 12,937 | $7.10M | 0.03% | −196−1.5% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 12,777 | $7.01M | 0.03% | +100+0.8% | Added |
| Nordea Investment Management AB | 12,726 | $6.99M | 0.01% | −1,382−9.8% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 12,381 | $6.80M | 0.02% | +4,054+48.7% | Added |
| DnB Asset Management AS | 12,144 | $6.67M | 0.03% | +240+2.0% | Added |
| ProShare Advisors LLC | 12,132 | $6.66M | 0.01% | +1,053+9.5% | Added |
| Cetera Investment Advisers | 12,029 | $6.60M | 0.01% | +175+1.5% | Added |
| Kovitz Investment Group Partners, LLC | 12,017 | $6.60M | 0.03% | −892−6.9% | Reduced |
| Forsta Ap-Fonden | 12,000 | $6.59M | 0.04% | −5,100−29.8% | Reduced |
| Washington Trust Bank | 11,997 | $6.59M | 0.55% | +241+2.1% | Added |
| HRT Financial LP | 11,919 | $6.54M | 0.03% | +11,919 | New |
| Sequoia Financial Advisors, LLC | 11,873 | $6.52M | 0.04% | +564+5.0% | Added |
| Amalgamated Bank | 11,674 | $6.41M | 0.05% | −530−4.3% | Reduced |
| Oppenheimer Asset Management Inc. | 11,565 | $6.35M | 0.07% | +575+5.2% | Added |
| Rockefeller Capital Management L.P. | 11,370 | $6.24M | 0.01% | +11,370 | New |
| Mader & Shannon Wealth Management, Inc. | 11,369 | $6.24M | 3.40% | +51+0.5% | Added |
| IFM Investors Pty Ltd | 11,146 | $6.12M | 0.06% | +745+7.2% | Added |
| Pinnbrook Capital Management LP | 11,020 | $6.05M | 1.58% | +11,020 | New |
| Commonwealth Equity Services, LLC | 10,678 | $5.86M | 0.01% | −1,418−11.7% | Reduced |
| Mitchell Capital Management Co | 10,374 | $5.86M | 1.10% | −1,205−10.4% | Reduced |
| Robbins Farley LLC | 10,652 | $5.85M | 2.72% | +590+5.9% | Added |
| US Bancorp | 10,649 | $5.85M | 0.01% | +697+7.0% | Added |
| USS Investment Management Ltd | 10,605 | $5.82M | 0.04% | 00.0% | Unchanged |
| Weik Capital Management | 10,585 | $5.81M | 2.30% | −30−0.3% | Reduced |
| Ancora Advisors, LLC | 10,376 | $5.70M | 0.12% | −108−1.0% | Reduced |
| Turtle Creek Wealth Advisors, LLC | 10,230 | $5.62M | 0.66% | +1,217+13.5% | Added |
| Millennium Management LLC | 10,143 | $5.57M | 0.00% | +633+6.7% | Added |
| Utah Retirement Systems | 10,056 | $5.52M | 0.06% | −116−1.1% | Reduced |
| SG Americas Securities, LLC | 10,051 | $5.52M | 0.02% | −20,942−67.6% | Reduced |
| Blair William & Co | 9,682 | $5.31M | 0.01% | −38−0.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 9,598 | $5.27M | 0.04% | +2,382+33.0% | Added |
| British Columbia Investment Management Corp | 9,596 | $5.27M | 0.03% | −2,091−17.9% | Reduced |
| Janney Montgomery Scott LLC | 9,576 | $5.26M | 0.01% | +33+0.3% | Added |
| Teacher Retirement System of Texas | 9,260 | $5.08M | 0.02% | +325+3.6% | Added |
| Nisa Investment Advisors, LLC | 9,123 | $5.01M | 0.02% | −30.0% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 9,123 | $5.01M | 0.05% | +176+2.0% | Added |
| New York Life Investment Management LLC | 9,042 | $4.96M | 0.05% | −10.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 8,960 | $4.92M | 0.02% | −26,700−74.9% | Reduced |
| Xponance, Inc. | 8,682 | $4.77M | 0.04% | −90−1.0% | Reduced |
| Mackenzie Financial Corp | 8,626 | $4.74M | 0.01% | +122+1.4% | Added |
| Cambridge Investment Research Advisors, Inc. | 8,519 | $4.68M | 0.01% | −818−8.8% | Reduced |
| Vestmark Advisory Solutions, Inc. | 8,517 | $4.68M | 0.07% | −2,327−21.5% | Reduced |
| Lountzis Asset Management, LLC | 8,502 | $4.67M | 1.64% | 00.0% | Unchanged |
| Atria Investments LLC | 8,470 | $4.65M | 0.05% | +221+2.7% | Added |
| Salem Investment Counselors Inc | 8,348 | $4.58M | 0.15% | −11−0.1% | Reduced |
| Alerus Financial NA | 8,149 | $4.47M | 0.32% | −2,208−21.3% | Reduced |
| Fifth Third Bancorp | 8,088 | $4.44M | 0.02% | +731+9.9% | Added |
| Graham Capital Management, L.P. | 8,000 | $4.39M | 0.13% | +8,000 | New |
| Swiss Life Asset Management Ltd | 7,884 | $4.33M | 0.03% | −1,630−17.1% | Reduced |
| Brevan Howard Capital Management LP | 7,876 | $4.32M | 0.05% | +7,876 | New |
| Cramer Rosenthal McGlynn LLC | 7,797 | $4.28M | 0.29% | −5,161−39.8% | Reduced |
| Advisor Group Holdings, Inc. | 7,959 | $4.24M | 0.01% | +2,547+47.1% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 7,715 | $4.24M | 0.04% | +812+11.8% | Added |
| Clearstead Advisors, LLC | 7,680 | $4.22M | 0.06% | +1,251+19.5% | Added |
| Canal Capital Management, LLC | 7,659 | $4.20M | 0.66% | +7,659 | New |
| Ethic Inc. | 7,620 | $4.19M | 0.08% | +1,241+19.5% | Added |
| Skylands Capital, LLC | 7,620 | $4.18M | 0.61% | −2,745−26.5% | Reduced |
| SailingStone Capital Partners LLC | 7,620 | $4.18M | 1.11% | +7,620 | New |
| Nissay Asset Management Corp | 7,584 | $4.16M | 0.02% | +170+2.3% | Added |
| Oddo BHF Asset Management SAS | 7,561 | $4.15M | 0.16% | −2,030−21.2% | Reduced |
| Lighthouse Investment Partners, LLC | 7,447 | $4.09M | 0.18% | +7,447 | New |
| Southeast Asset Advisors Inc. | 7,372 | $4.05M | 0.48% | +5+0.1% | Added |
| Apella Capital, LLC | 7,246 | $4.03M | 0.11% | +7,246 | New |
| Sciencast Management LP | 7,336 | $4.03M | 0.83% | −110−1.5% | Reduced |
| Brown Advisory Inc | 7,294 | $4.00M | 0.01% | +702+10.6% | Added |
| Yousif Capital Management, LLC | 7,235 | $3.97M | 0.04% | −131−1.8% | Reduced |
| JustInvest LLC | 7,180 | $3.95M | 0.04% | +1,658+30.0% | Added |
| AXA S.A. | 7,187 | $3.95M | 0.01% | −840−10.5% | Reduced |
| ARS Investment Partners, LLC | 7,175 | $3.94M | 0.29% | −22,579−75.9% | Reduced |
| Pinebridge Investments, L.P. | 7,051 | $3.87M | 0.03% | −4,500−39.0% | Reduced |
| Transamerica Financial Advisors, Inc. | 6,924 | $3.80M | 0.36% | −265−3.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 6,811 | $3.80M | 0.01% | +1,652+32.0% | Added |
| Mutual of America Capital Management LLC | 6,913 | $3.79M | 0.04% | −194−2.7% | Reduced |
| State of Alaska, Department of Revenue | 6,764 | $3.71M | 0.04% | −390−5.5% | Reduced |