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 |
|---|---|---|---|---|---|
| New York State Teachers Retirement System | 68,924 | $24.2M | 0.05% | −4,295−5.9% | Reduced |
| Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management | 70,450 | $24.8M | 1.05% | 00.0% | Unchanged |
| Stifel Financial Corp | 71,808 | $25.3M | 0.04% | +1,703+2.4% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 72,400 | $25.5M | 0.06% | −360.0% | Reduced |
| American Century Companies Inc | 72,630 | $25.6M | 0.02% | −89,840−55.3% | Reduced |
| Congress Asset Management Co | 73,740 | $25.9M | 0.22% | +898+1.2% | Added |
| Raymond James & Associates | 75,060 | $26.4M | 0.02% | +424+0.6% | Added |
| State Board of Administration of Florida Retirement System | 77,309 | $27.2M | 0.05% | +4,491+6.2% | Added |
| Bank of Montreal | 77,822 | $27.4M | 0.01% | +10,189+15.1% | Added |
| Aviva PLC | 80,341 | $28.3M | 0.12% | +817+1.0% | Added |
| Heritage Investors Management Corp | 81,891 | $28.8M | 1.21% | −3,294−3.9% | Reduced |
| Prudential Financial Inc | 83,302 | $29.3M | 0.04% | +16,295+24.3% | Added |
| Renaissance Group LLC | 83,707 | $29.4M | 1.23% | −4,048−4.6% | Reduced |
| Federated Hermes, Inc. | 84,880 | $29.9M | 0.06% | +2,890+3.5% | Added |
| Gilder Gagnon Howe & Co LLC | 88,302 | $31.1M | 0.15% | −3,001−3.3% | Reduced |
| National Pension Service | 89,293 | $31.4M | 0.06% | 00.0% | Unchanged |
| Barclays PLC | 89,367 | $31.4M | 0.03% | +9,142+11.4% | Added |
| First Trust Advisors LP | 89,402 | $31.5M | 0.03% | +7,819+9.6% | Added |
| KBC Group NV | 93,569 | $32.9M | 0.12% | +346+0.4% | Added |
| SEI Investments Co | 96,671 | $34.0M | 0.08% | +399+0.4% | Added |
| Steginsky Capital LLC | 97,455 | $34.3M | 13.72% | −881−0.9% | Reduced |
| Rhumbline Advisers | 99,243 | $34.9M | 0.05% | −3,458−3.4% | Reduced |
| Retirement Systems of Alabama | 100,415 | $35.3M | 0.13% | −417−0.4% | Reduced |
| Macquarie Group Ltd | 100,982 | $35.5M | 0.03% | +11,941+13.4% | Added |
| STRS Ohio | 102,626 | $36.1M | 0.13% | +1,137+1.1% | Added |
| New York State Common Retirement Fund | 103,429 | $36.4M | 0.04% | −1,562−1.5% | Reduced |
| DnB Asset Management AS | 103,831 | $36.5M | 0.24% | −18,237−14.9% | Reduced |
| UBS Group AG | 104,291 | $36.7M | 0.02% | +12,488+13.6% | Added |
| Kames Capital plc | 108,398 | $38.1M | 0.54% | −1,701−1.5% | Reduced |
| California State Teachers Retirement System | 110,259 | $38.8M | 0.05% | −3,522−3.1% | Reduced |
| Scout Investments, Inc. | 111,892 | $39.4M | 0.59% | +1,693+1.5% | Added |
| M&G Investment Management Ltd | 112,608 | $39.6M | 0.21% | +1,788+1.6% | Added |
| Kornitzer Capital Management Inc | 112,897 | $39.7M | 0.60% | +604+0.5% | Added |
| Credit Suisse AG | 113,290 | $39.9M | 0.03% | −31,204−21.6% | Reduced |
| First Republic Investment Management, Inc. | 113,819 | $40.0M | 0.10% | +23,669+26.3% | Added |
| Janus Henderson Group PLC | 117,758 | $41.4M | 0.02% | −21,829−15.6% | Reduced |
| Wells Fargo & Company | 126,498 | $44.5M | 0.01% | −40,045−24.0% | Reduced |
| McDonald Capital Investors Inc | 127,528 | $44.9M | 3.37% | −2,448−1.9% | Reduced |
| TimesSquare Capital Management, LLC | 127,700 | $44.9M | 0.37% | +2,950+2.4% | Added |
| Tran Capital Management, L.P. | 129,122 | $45.4M | 3.75% | +4,329+3.5% | Added |
| Nitorum Capital, L.P. | 132,464 | $46.6M | 2.12% | 00.0% | Unchanged |
| Deutsche Bank AG | 133,411 | $46.9M | 0.02% | +17,282+14.9% | Added |
| California Public Employees Retirement System | 140,890 | $49.6M | 0.04% | −3,084−2.1% | Reduced |
| Alliancebernstein L.P. | 148,692 | $52.3M | 0.02% | +10,641+7.7% | Added |
| DekaBank Deutsche Girozentrale | 164,526 | $57.6M | 0.17% | +1,824+1.1% | Added |
| Citigroup Inc | 172,373 | $60.6M | 0.05% | +46,168+36.6% | Added |
| Thrivent Financial for Lutherans | 183,200 | $64.5M | 0.13% | −5,972−3.2% | Reduced |
| Nuveen Asset Management, LLC | 186,355 | $65.6M | 0.02% | +7,387+4.1% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 190,258 | $66.9M | 0.04% | −11,195−5.6% | Reduced |
| Parametric Portfolio Associates LLC | 209,677 | $73.8M | 0.04% | +9,944+5.0% | Added |
| APG Asset Management N.V. | 264,124 | $78.4M | 0.13% | −6,212−2.3% | Reduced |
| Rathbone Brothers plc | 222,800 | $78.4M | 0.87% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 224,297 | $78.9M | 0.52% | −2,849−1.3% | Reduced |
| Clearbridge Investments, LLC | 230,889 | $81.2M | 0.06% | +13,142+6.0% | Added |
| Atlanta Capital Management Co L L C | 239,187 | $84.1M | 0.29% | −10,851−4.3% | Reduced |
| Swiss National Bank | 253,929 | $89.3M | 0.06% | +14,633+6.1% | Added |
| Rothschild & Co Asset Management US Inc. | 264,843 | $93.2M | 1.11% | +11,865+4.7% | Added |
| Mirae Asset Global Investments Co., Ltd. | 266,662 | $93.8M | 0.26% | +95,515+55.8% | Added |
| Findlay Park Partners LLP | 269,474 | $94.8M | 0.65% | −335,976−55.5% | Reduced |
| Charles Schwab Investment Management Inc | 306,507 | $107.8M | 0.04% | +5,319+1.8% | Added |
| Rockefeller Capital Management L.P. | 306,821 | $107.9M | 0.61% | −870−0.3% | Reduced |
| UBS Asset Management Americas Inc | 315,329 | $110.9M | 0.05% | −9,171−2.8% | Reduced |
| Artisan Partners Limited Partnership | 340,634 | $119.8M | 0.14% | +2,334+0.7% | Added |
| Royal Bank of Canada | 354,947 | $124.9M | 0.03% | +102,376+40.5% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 378,198 | $133.1M | 0.28% | −8,897−2.3% | Reduced |
| Davenport & Co LLC | 380,937 | $134.0M | 1.03% | +26,482+7.5% | Added |
| Eagle Asset Management Inc | 383,196 | $134.8M | 0.58% | −562−0.1% | Reduced |
| Legal & General Group Plc | 400,335 | $140.8M | 0.05% | +38,752+10.7% | Added |
| Invesco Ltd. | 400,488 | $140.9M | 0.03% | +54,168+15.6% | Added |
| Franklin Resources Inc | 418,505 | $147.2M | 0.06% | −105,657−20.2% | Reduced |
| London Co of Virginia | 457,922 | $161.1M | 0.86% | +29,358+6.9% | Added |
| Bank of New York Mellon Corp | 483,250 | $170.0M | 0.03% | −20,340−4.0% | Reduced |
| Norges Bank | 552,011 | $194.2M | 0.04% | −4,412−0.8% | Reduced |
| FMR LLC | 612,602 | $215.5M | 0.02% | −48,504−7.3% | Reduced |
| Bank of America Corp | 617,239 | $217.2M | 0.02% | +104,737+20.4% | Added |
| Dimensional Fund Advisors LP | 642,632 | $226.1M | 0.07% | −10,610−1.6% | Reduced |
| King Luther Capital Management Corp | 661,695 | $232.8M | 1.14% | +1,215+0.2% | Added |
| Alkeon Capital Management LLC | 671,533 | $236.3M | 0.84% | +90,000+15.5% | Added |
| Northern Trust Corp | 684,900 | $241.0M | 0.04% | +8,035+1.2% | Added |
| Amundi | 755,219 | $265.7M | 0.18% | +755,219 | New |
| CIBC Private Wealth Group, LLC | 876,102 | $308.2M | 0.71% | +531,722+154.4% | Added |
| Goldman Sachs Group Inc | 908,356 | $319.6M | 0.09% | −35,610−3.8% | Reduced |
| William Blair Investment Management, LLC | 968,012 | $340.6M | 1.07% | −14,320−1.5% | Reduced |
| Morgan Stanley | 1,047,152 | $368.4M | 0.05% | −636,955−37.8% | Reduced |
| Principal Financial Group Inc | 1,136,283 | $399.8M | 0.26% | −55,056−4.6% | Reduced |
| Geode Capital Management, LLC | 1,158,815 | $406.6M | 0.06% | +31,330+2.8% | Added |
| Gardner Russo & Quinn LLCSuperinvestorGardner Russo & Quinn | 1,235,775 | $434.8M | 3.67% | −34,775−2.7% | Reduced |
| JPMorgan Chase & Co | 1,546,281 | $544.0M | 0.07% | −248,164−13.8% | Reduced |
| Price T Rowe Associates Inc | 1,786,310 | $628.4M | 0.06% | +875,618+96.1% | Added |
| Select Equity Group, L.P. | 3,091,841 | $1.09B | 3.72% | +92,785+3.1% | Added |
| State Street Corp | 3,329,275 | $1.17B | 0.06% | +42,182+1.3% | Added |
| Aristotle Capital Management, LLC | 3,563,384 | $1.25B | 2.39% | +75,769+2.2% | Added |
| Baillie Gifford & Co | 3,813,680 | $1.34B | 0.65% | +26,884+0.7% | Added |
| BlackRock Inc. | 4,096,095 | $1.44B | 0.04% | +144,354+3.7% | Added |
| Vanguard Group Inc | 6,661,957 | $2.34B | 0.06% | +23,041+0.3% | Added |
| Swiss Life Asset Management Ltd | 845 | – | – | +128+17.9% | Added |
| Egerton Capital (UK) LLP | 0 | $0 | 0.00% | −180,271−100.0% | Sold out |
| Psagot Investment House Ltd. | 0 | $0 | 0.00% | −31,198−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −30,903−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −17,739−100.0% | Sold out |