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, Q3 2025
Institutional positions in Martin Marietta Materials Inc as of Sep 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
- 1,053
- +68 vs. Q2 2025
- Shares held
- 58.2M
- −919.2K (−1.6%) vs. Q2 2025
- Total value
- $36.7B
- +$4.20B (+12.9%) vs. Q2 2025
- New holders
- 132
- 366 more added
- Sold out
- 64
- 344 more reduced
14 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Martin Marietta Materials Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| McDonald Capital Investors Inc | 157,538 | $99.3M | 6.17% | −4,033−2.5% | Reduced |
| Royal Bank of Canada | 159,836 | $100.7M | 0.02% | −4,188−2.6% | Reduced |
| SEI Investments Co | 159,925 | $100.8M | 0.11% | −236−0.1% | Reduced |
| Swiss National Bank | 173,770 | $109.5M | 0.06% | −10,800−5.9% | Reduced |
| Fred Alger Management, LLC | 174,081 | $109.7M | 0.43% | −9,275−5.1% | Reduced |
| London Co of Virginia | 174,104 | $109.7M | 0.61% | −10,930−5.9% | Reduced |
| DekaBank Deutsche Girozentrale | 177,524 | $110.1M | 0.19% | 00.0% | Unchanged |
| Hawk Ridge Capital Management LP | 180,975 | $114.1M | 5.44% | −10,600−5.5% | Reduced |
| Envestnet Asset Management Inc | 182,348 | $114.9M | 0.03% | +1,233+0.7% | Added |
| Great Lakes Advisors, LLC | 184,460 | $116.3M | 0.97% | −471−0.3% | Reduced |
| Macquarie Group Ltd | 201,873 | $127.2M | 0.15% | −25,203−11.1% | Reduced |
| Rathbone Brothers plc | 202,076 | $127.4M | 0.52% | −100.0% | Reduced |
| Findlay Park Partners LLP | 217,042 | $136.8M | 1.44% | −3,800−1.7% | Reduced |
| Deutsche Bank AG | 222,734 | $140.4M | 0.05% | +6,677+3.1% | Added |
| Douglass Winthrop Advisors, LLC | 232,234 | $146.4M | 2.55% | +1,939+0.8% | Added |
| Congress Asset Management Co | 244,500 | $154.1M | 1.03% | −1,786−0.7% | Reduced |
| Clearbridge Investments, LLC | 252,870 | $159.4M | 0.12% | −7,317−2.8% | Reduced |
| Skye Global Management LP | 272,000 | $171.4M | 3.45% | −14,500−5.1% | Reduced |
| Legal & General Group Plc | 274,961 | $173.3M | 0.04% | +380+0.1% | Added |
| William Blair Investment Management, LLC | 277,356 | $174.8M | 0.45% | −9,359−3.3% | Reduced |
| Mawer Investment Management Ltd. | 279,396 | $176.1M | 0.91% | −7,324−2.6% | Reduced |
| UBS Asset Management Americas Inc | 296,075 | $186.6M | 0.04% | −81,820−21.7% | Reduced |
| Eagle Capital Management LLC | 328,647 | $207.1M | 0.66% | −4,549−1.4% | Reduced |
| UBS Group AG | 332,894 | $209.8M | 0.04% | −31,011−8.5% | Reduced |
| Raymond James Financial Inc | 352,294 | $222.0M | 0.07% | +4,071+1.2% | Added |
| Davenport & Co LLC | 356,236 | $223.4M | 1.20% | −2,406−0.7% | Reduced |
| Bank of New York Mellon Corp | 390,022 | $245.8M | 0.04% | −4,337−1.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 411,482 | $259.3M | 0.41% | +5,038+1.2% | Added |
| Charles Schwab Investment Management Inc | 436,353 | $275.0M | 0.04% | +15,197+3.6% | Added |
| CIBC Private Wealth Group, LLC | 481,937 | $303.8M | 0.52% | −214,951−30.8% | Reduced |
| Franklin Resources Inc | 506,066 | $319.0M | 0.08% | −21,902−4.1% | Reduced |
| Dimensional Fund Advisors LP | 540,414 | $340.5M | 0.07% | −35,907−6.2% | Reduced |
| Diamond Hill Capital Management Inc | 581,935 | $366.8M | 1.74% | −60,052−9.4% | Reduced |
| Northern Trust Corp | 602,084 | $379.5M | 0.05% | −12,351−2.0% | Reduced |
| King Luther Capital Management Corp | 685,103 | $431.8M | 1.78% | −5,801−0.8% | Reduced |
| Gardner Russo & Quinn LLCSuperinvestorGardner Russo & Quinn | 687,537 | $433.3M | 4.65% | −25,242−3.5% | Reduced |
| Invesco Ltd. | 704,281 | $443.9M | 0.07% | −8,176−1.1% | Reduced |
| Alkeon Capital Management LLC | 747,351 | $471.0M | 2.13% | −55,000−6.9% | Reduced |
| Goldman Sachs Group Inc | 818,105 | $515.6M | 0.07% | −14,590−1.8% | Reduced |
| Select Equity Group, L.P. | 1,036,563 | $653.3M | 2.79% | −146,704−12.4% | Reduced |
| T. Rowe Price Investment Management, Inc. | 1,053,662 | $664.1M | 0.41% | −87,782−7.7% | Reduced |
| Baillie Gifford & Co | 1,195,794 | $753.7M | 0.56% | −35,149−2.9% | Reduced |
| Morgan Stanley | 1,298,634 | $818.5M | 0.05% | +17,843+1.4% | Added |
| Geode Capital Management, LLC | 1,542,621 | $968.2M | 0.06% | +21,689+1.4% | Added |
| Victory Capital Management Inc | 1,612,808 | $1.02B | 0.64% | −30,995−1.9% | Reduced |
| Aristotle Capital Management, LLC | 2,154,127 | $1.36B | 2.62% | −121,412−5.3% | Reduced |
| Principal Financial Group Inc | 2,204,425 | $1.39B | 0.70% | +192,637+9.6% | Added |
| Bank of America Corp | 2,365,832 | $1.49B | 0.11% | +25,155+1.1% | Added |
| State Street Corp | 2,797,277 | $1.76B | 0.06% | −28,048−1.0% | Reduced |
| FMR LLC | 2,879,547 | $1.81B | 0.09% | −130,615−4.3% | Reduced |
| JPMorgan Chase & Co | 2,934,783 | $1.85B | 0.12% | −20,356−0.7% | Reduced |
| BlackRock, Inc. | 4,152,008 | $2.62B | 0.05% | −75,800−1.8% | Reduced |
| Vanguard Group Inc | 7,442,945 | $4.69B | 0.07% | +93,595+1.3% | Added |
| Shellback Capital, LP | 0 | $0 | 0.00% | −47,525−100.0% | Sold out |
| Two Creeks Capital Management, LP | 0 | $0 | 0.00% | −39,913−100.0% | Sold out |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0 | $0 | 0.00% | −35,851−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −26,324−100.0% | Sold out |
| Regents Gate Capital LLP | 0 | $0 | 0.00% | −22,134−100.0% | Sold out |
| SIH Partners, LLLP | 0 | $0 | 0.00% | −18,282−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −17,944−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −11,919−100.0% | Sold out |
| Cramer Rosenthal McGlynn LLC | 0 | $0 | 0.00% | −7,797−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −6,653−100.0% | Sold out |
| ISAM Funds (UK) Ltd | 0 | $0 | 0.00% | −4,755−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −4,041−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −2,703−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −2,512−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −2,211−100.0% | Sold out |
| Intact Investment Management Inc. | 0 | $0 | 0.00% | −1,600−100.0% | Sold out |
| V-Square Quantitative Management LLC | 0 | $0 | 0.00% | −1,345−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −1,280−100.0% | Sold out |
| U.S. Capital Wealth Advisors, LLC | 0 | $0 | 0.00% | −1,245−100.0% | Sold out |
| Dohj, LLC | 0 | $0 | 0.00% | −750−100.0% | Sold out |
| Groupama Asset Managment | 0 | $0 | 0.00% | −653−100.0% | Sold out |
| Defender Capital, LLC. | 0 | $0 | 0.00% | −650−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −605−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −598−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −579−100.0% | Sold out |
| Sand Hill Global Advisors, LLC | 0 | $0 | 0.00% | −553−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −551−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −536−100.0% | Sold out |
| MBB Public Markets I LLC | 0 | $0 | 0.00% | −497−100.0% | Sold out |
| IFG Advisory, LLC | 0 | $0 | 0.00% | −442−100.0% | Sold out |
| Permanens Capital L.P. | 0 | $0 | 0.00% | −434−100.0% | Sold out |
| ICONIQ Capital, LLC | 0 | $0 | 0.00% | −427−100.0% | Sold out |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −409−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −395−100.0% | Sold out |
| Waldron Private Wealth LLC | 0 | $0 | 0.00% | −393−100.0% | Sold out |
| Clarius Group, LLC | 0 | $0 | 0.00% | −386−100.0% | Sold out |
| Haverford Trust Co | 0 | $0 | 0.00% | −378−100.0% | Sold out |
| Freestone Capital Holdings, LLC | 0 | $0 | 0.00% | −373−100.0% | Sold out |
| Almanack Investment Partners, LLC. | 0 | $0 | 0.00% | −367−100.0% | Sold out |
| Center For Asset Management LLC | 0 | $0 | 0.00% | −387−100.0% | Sold out |
| Gitterman Wealth Management, LLC | 0 | $0 | 0.00% | −274−100.0% | Sold out |
| GeoWealth Management, LLC | 0 | $0 | 0.00% | −263−100.0% | Sold out |
| Bellwether Advisors, LLC | 0 | $0 | 0.00% | −89−100.0% | Sold out |
| Opal Wealth Advisors, LLC | 0 | $0 | 0.00% | −78−100.0% | Sold out |
| NewSquare Capital LLC | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −51−100.0% | Sold out |
| Kestra Investment Management, LLC | 0 | $0 | 0.00% | −55−100.0% | Sold out |