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 |
|---|---|---|---|---|---|
| Mutual of America Capital Management LLC | 6,913 | $3.79M | 0.04% | −194−2.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 6,811 | $3.80M | 0.01% | +1,652+32.0% | Added |
| Transamerica Financial Advisors, Inc. | 6,924 | $3.80M | 0.36% | −265−3.7% | Reduced |
| Pinebridge Investments, L.P. | 7,051 | $3.87M | 0.03% | −4,500−39.0% | Reduced |
| ARS Investment Partners, LLC | 7,175 | $3.94M | 0.29% | −22,579−75.9% | Reduced |
| AXA S.A. | 7,187 | $3.95M | 0.01% | −840−10.5% | Reduced |
| JustInvest LLC | 7,180 | $3.95M | 0.04% | +1,658+30.0% | Added |
| Yousif Capital Management, LLC | 7,235 | $3.97M | 0.04% | −131−1.8% | Reduced |
| Brown Advisory Inc | 7,294 | $4.00M | 0.01% | +702+10.6% | Added |
| Sciencast Management LP | 7,336 | $4.03M | 0.83% | −110−1.5% | Reduced |
| Apella Capital, LLC | 7,246 | $4.03M | 0.11% | +7,246 | New |
| Southeast Asset Advisors Inc. | 7,372 | $4.05M | 0.48% | +5+0.1% | Added |
| Lighthouse Investment Partners, LLC | 7,447 | $4.09M | 0.18% | +7,447 | New |
| Oddo BHF Asset Management SAS | 7,561 | $4.15M | 0.16% | −2,030−21.2% | Reduced |
| Nissay Asset Management Corp | 7,584 | $4.16M | 0.02% | +170+2.3% | 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 |
| Ethic Inc. | 7,620 | $4.19M | 0.08% | +1,241+19.5% | Added |
| Canal Capital Management, LLC | 7,659 | $4.20M | 0.66% | +7,659 | New |
| Clearstead Advisors, LLC | 7,680 | $4.22M | 0.06% | +1,251+19.5% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 7,715 | $4.24M | 0.04% | +812+11.8% | Added |
| Advisor Group Holdings, Inc. | 7,959 | $4.24M | 0.01% | +2,547+47.1% | Added |
| Cramer Rosenthal McGlynn LLC | 7,797 | $4.28M | 0.29% | −5,161−39.8% | Reduced |
| Brevan Howard Capital Management LP | 7,876 | $4.32M | 0.05% | +7,876 | New |
| Swiss Life Asset Management Ltd | 7,884 | $4.33M | 0.03% | −1,630−17.1% | Reduced |
| Graham Capital Management, L.P. | 8,000 | $4.39M | 0.13% | +8,000 | New |
| Fifth Third Bancorp | 8,088 | $4.44M | 0.02% | +731+9.9% | Added |
| Alerus Financial NA | 8,149 | $4.47M | 0.32% | −2,208−21.3% | Reduced |
| Salem Investment Counselors Inc | 8,348 | $4.58M | 0.15% | −11−0.1% | Reduced |
| Atria Investments LLC | 8,470 | $4.65M | 0.05% | +221+2.7% | Added |
| Lountzis Asset Management, LLC | 8,502 | $4.67M | 1.64% | 00.0% | Unchanged |
| Vestmark Advisory Solutions, Inc. | 8,517 | $4.68M | 0.07% | −2,327−21.5% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 8,519 | $4.68M | 0.01% | −818−8.8% | Reduced |
| Mackenzie Financial Corp | 8,626 | $4.74M | 0.01% | +122+1.4% | Added |
| Xponance, Inc. | 8,682 | $4.77M | 0.04% | −90−1.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 8,960 | $4.92M | 0.02% | −26,700−74.9% | Reduced |
| New York Life Investment Management LLC | 9,042 | $4.96M | 0.05% | −10.0% | Reduced |
| 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 |
| Teacher Retirement System of Texas | 9,260 | $5.08M | 0.02% | +325+3.6% | Added |
| Janney Montgomery Scott LLC | 9,576 | $5.26M | 0.01% | +33+0.3% | Added |
| British Columbia Investment Management Corp | 9,596 | $5.27M | 0.03% | −2,091−17.9% | Reduced |
| O'Shaughnessy Asset Management, LLC | 9,598 | $5.27M | 0.04% | +2,382+33.0% | Added |
| Blair William & Co | 9,682 | $5.31M | 0.01% | −38−0.4% | Reduced |
| SG Americas Securities, LLC | 10,051 | $5.52M | 0.02% | −20,942−67.6% | Reduced |
| Utah Retirement Systems | 10,056 | $5.52M | 0.06% | −116−1.1% | Reduced |
| Millennium Management LLC | 10,143 | $5.57M | 0.00% | +633+6.7% | Added |
| Turtle Creek Wealth Advisors, LLC | 10,230 | $5.62M | 0.66% | +1,217+13.5% | Added |
| Ancora Advisors, LLC | 10,376 | $5.70M | 0.12% | −108−1.0% | Reduced |
| Weik Capital Management | 10,585 | $5.81M | 2.30% | −30−0.3% | Reduced |
| USS Investment Management Ltd | 10,605 | $5.82M | 0.04% | 00.0% | Unchanged |
| US Bancorp | 10,649 | $5.85M | 0.01% | +697+7.0% | Added |
| Robbins Farley LLC | 10,652 | $5.85M | 2.72% | +590+5.9% | Added |
| Mitchell Capital Management Co | 10,374 | $5.86M | 1.10% | −1,205−10.4% | Reduced |
| Commonwealth Equity Services, LLC | 10,678 | $5.86M | 0.01% | −1,418−11.7% | Reduced |
| Pinnbrook Capital Management LP | 11,020 | $6.05M | 1.58% | +11,020 | New |
| IFM Investors Pty Ltd | 11,146 | $6.12M | 0.06% | +745+7.2% | Added |
| Mader & Shannon Wealth Management, Inc. | 11,369 | $6.24M | 3.40% | +51+0.5% | Added |
| Rockefeller Capital Management L.P. | 11,370 | $6.24M | 0.01% | +11,370 | New |
| Oppenheimer Asset Management Inc. | 11,565 | $6.35M | 0.07% | +575+5.2% | Added |
| Amalgamated Bank | 11,674 | $6.41M | 0.05% | −530−4.3% | Reduced |
| Sequoia Financial Advisors, LLC | 11,873 | $6.52M | 0.04% | +564+5.0% | Added |
| HRT Financial LP | 11,919 | $6.54M | 0.03% | +11,919 | New |
| Washington Trust Bank | 11,997 | $6.59M | 0.55% | +241+2.1% | Added |
| Forsta Ap-Fonden | 12,000 | $6.59M | 0.04% | −5,100−29.8% | Reduced |
| Kovitz Investment Group Partners, LLC | 12,017 | $6.60M | 0.03% | −892−6.9% | Reduced |
| Cetera Investment Advisers | 12,029 | $6.60M | 0.01% | +175+1.5% | Added |
| ProShare Advisors LLC | 12,132 | $6.66M | 0.01% | +1,053+9.5% | Added |
| DnB Asset Management AS | 12,144 | $6.67M | 0.03% | +240+2.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 12,381 | $6.80M | 0.02% | +4,054+48.7% | Added |
| Nordea Investment Management AB | 12,726 | $6.99M | 0.01% | −1,382−9.8% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 12,777 | $7.01M | 0.03% | +100+0.8% | Added |
| Retirement Systems of Alabama | 12,937 | $7.10M | 0.03% | −196−1.5% | Reduced |
| Comerica Bank | 13,023 | $7.15M | 0.03% | +871+7.2% | Added |
| Natixis | 13,924 | $7.64M | 0.04% | +13,924 | New |
| D.A. Davidson & Co. | 14,504 | $7.96M | 0.06% | +857+6.3% | Added |
| Verition Fund Management LLC | 14,519 | $7.97M | 0.05% | +520+3.7% | Added |
| Freestone Grove Partners LP | 14,727 | $8.08M | 0.06% | +9,318+172.3% | Added |
| Czech National Bank | 14,735 | $8.09M | 0.06% | +698+5.0% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 14,785 | $8.12M | 0.04% | +808+5.8% | Added |
| Abn Amro Investment Solutions | 15,050 | $8.26M | 0.17% | −250−1.6% | Reduced |
| Renaissance Investment Group LLC | 15,227 | $8.36M | 1.81% | −619−3.9% | Reduced |
| MetLife Investment Management | 15,356 | $8.43M | 0.05% | −671−4.2% | Reduced |
| Harvey Capital Management Inc | 15,118 | $8.43M | 1.97% | −190−1.2% | Reduced |
| GDS Wealth Management | 15,621 | $8.58M | 0.63% | +4,538+40.9% | Added |
| Lazard Asset Management LLC | 15,745 | $8.64M | 0.01% | +1,108+7.6% | Added |
| Stone Run Capital, LLC | 15,798 | $8.67M | 3.47% | −35−0.2% | Reduced |
| Jane Street Group, LLC | 16,329 | $8.96M | 0.01% | +14,072+623.5% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 16,369 | $8.99M | 0.03% | −3,620−18.1% | Reduced |
| State of Michigan Retirement System | 16,437 | $9.02M | 0.05% | −100−0.6% | Reduced |
| State of Tennessee, Treasury Department | 16,574 | $9.10M | 0.03% | +1,636+11.0% | Added |
| Royal London Asset Management Ltd | 16,611 | $9.12M | 0.02% | +402+2.5% | Added |
| Voya Investment Management LLC | 16,686 | $9.16M | 0.01% | −2,290−12.1% | Reduced |
| M&T Bank Corp | 16,831 | $9.24M | 0.03% | −541−3.1% | Reduced |
| Walleye Capital LLC | 17,600 | $9.66M | 0.09% | +15,599+779.6% | Added |
| Storebrand Asset Management AS | 17,772 | $9.76M | 0.03% | −11,372−39.0% | Reduced |
| Arizona State Retirement System | 17,822 | $9.78M | 0.06% | +147+0.8% | Added |
| Marshall Wace, LLP | 17,944 | $9.85M | 0.01% | −7,579−29.7% | Reduced |
| Socorro Asset Management LP | 18,037 | $9.90M | 3.31% | +254+1.4% | Added |
| SIH Partners, LLLP | 18,282 | $10.0M | 0.95% | +18,282 | New |