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 |
|---|---|---|---|---|---|
| Hemington Wealth Management | 350 | $192.0K | 0.03% | +9+2.6% | Added |
| Bryn Mawr Trust Co | 358 | $196.5K | 0.00% | −59−14.1% | Reduced |
| Ameritas Advisory Services, LLC | 360 | $197.8K | 0.01% | −322−47.2% | Reduced |
| Center For Asset Management LLC | 387 | $201.3K | 0.12% | +387 | New |
| Almanack Investment Partners, LLC. | 367 | $201.5K | 0.03% | +367 | New |
| Livforsakringsbolaget Skandia, Omsesidigt | 368 | $201.9K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 368 | $202.0K | 0.01% | +53+16.8% | Added |
| Ascent Group, LLC | 368 | $202.0K | 0.01% | +368 | New |
| Freestone Capital Holdings, LLC | 373 | $204.8K | 0.01% | +373 | New |
| Exchange Traded Concepts, LLC | 374 | $205.3K | 0.00% | −80−17.6% | Reduced |
| Signet Financial Management, LLC | 376 | $206.4K | 0.03% | +376 | New |
| One Capital Management, LLC | 377 | $207.0K | 0.01% | +377 | New |
| Cresset Asset Management, LLC | 377 | $207.0K | 0.00% | −257−40.5% | Reduced |
| Haverford Trust Co | 378 | $207.5K | 0.00% | +378 | New |
| Portside Wealth Group, LLC | 382 | $209.7K | 0.03% | +382 | New |
| Aaron Wealth Advisors | 382 | $209.9K | 0.02% | +382 | New |
| Thompson Siegel & Walmsley LLC | 385 | $211.0K | 0.00% | +385 | New |
| Triad Wealth Partners, LLC | 386 | $211.8K | 0.04% | +386 | New |
| Clarius Group, LLC | 386 | $211.9K | 0.01% | +386 | New |
| IHT Wealth Management, LLC | 386 | $212.1K | 0.01% | +386 | New |
| Equitable Holdings, Inc. | 389 | $213.5K | 0.00% | −43−10.0% | Reduced |
| Waldron Private Wealth LLC | 393 | $215.7K | 0.01% | +393 | New |
| Insigneo Advisory Services, LLC | 394 | $216.2K | 0.02% | +394 | New |
| Teza Capital Management LLC | 395 | $216.8K | 0.16% | −566−58.9% | Reduced |
| Central Bank & Trust Co | 395 | $216.8K | 0.04% | +395 | New |
| Rehmann Capital Advisory Group | 398 | $218.7K | 0.01% | +398 | New |
| Palisade Capital Management LLC | 400 | $219.6K | 0.01% | +400 | New |
| Marco Investment Management LLC | 400 | $219.6K | 0.02% | +400 | New |
| Charter Research & Investment Group, Inc. | 400 | $219.6K | 0.16% | +400 | New |
| Delta Investment Management, LLC | 400 | $219.6K | 0.04% | +400 | New |
| Modera Wealth Management, LLC | 401 | $220.1K | 0.00% | +401 | New |
| Alta Advisers Ltd | 406 | $222.9K | 0.08% | +406 | New |
| Western Wealth Management, LLC | 406 | $223.0K | 0.01% | +406 | New |
| Laurion Capital Management LP | 409 | $224.5K | 0.03% | +409 | New |
| Anchor Investment Management, LLC | 410 | $225.1K | 0.02% | 00.0% | Unchanged |
| Howard Capital Management Inc. | 411 | $225.6K | 0.00% | +411 | New |
| Gries Financial LLC | 412 | $226.2K | 0.04% | −65−13.6% | Reduced |
| Canvas Wealth Advisors, LLC | 393 | $226.4K | 0.04% | +393 | New |
| Heartwood Wealth Advisors LLC | 413 | $226.7K | 0.02% | +413 | New |
| Mather Group, LLC. | 415 | $227.8K | 0.00% | +137+49.3% | Added |
| Icon Wealth Advisors, LLC | 417 | $228.9K | 0.02% | −36−7.9% | Reduced |
| Cypress Wealth Services, LLC | 417 | $229.0K | 0.04% | +417 | New |
| Breakwater Capital Group | 418 | $229.5K | 0.04% | +418 | New |
| Drive Wealth Management, LLC | 420 | $230.3K | 0.05% | +420 | New |
| SRS Capital Advisors, Inc. | 419 | $230.7K | 0.01% | +52+14.2% | Added |
| Johnson Investment Counsel Inc | 421 | $231.1K | 0.00% | −2−0.5% | Reduced |
| Claret Asset Management Corp | 423 | $232.0K | 0.03% | +423 | New |
| ICONIQ Capital, LLC | 427 | $234.4K | 0.00% | +427 | New |
| Select Asset Management & Trust | 430 | $236.0K | 0.08% | 00.0% | Unchanged |
| Fulton Bank, N.A. | 430 | $236.1K | 0.01% | +9+2.1% | Added |
| Sage Mountain Advisors LLC | 431 | $236.6K | 0.02% | +431 | New |
| Daymark Wealth Partners, LLC | 431 | $236.7K | 0.01% | +431 | New |
| Rodgers & Associates, LTD | 434 | $238.2K | 0.03% | 00.0% | Unchanged |
| Permanens Capital L.P. | 434 | $238.2K | 0.03% | +434 | New |
| Campion Asset Management LLC | 435 | $238.8K | 0.18% | 00.0% | Unchanged |
| BIP Wealth, LLC | 436 | $239.1K | 0.01% | 00.0% | Unchanged |
| Larson Financial Group LLC | 436 | $239.2K | 0.01% | +247+130.7% | Added |
| Patton Fund Management, Inc. | 436 | $239.3K | 0.05% | +436 | New |
| Patrick M Sweeney & Associates, Inc | 430 | $239.9K | 0.17% | 00.0% | Unchanged |
| One Wealth Capital Management, LLC | 440 | $241.5K | 0.11% | −26−5.6% | Reduced |
| Accel Wealth Management | 440 | $241.6K | 0.08% | +3+0.7% | Added |
| IFG Advisory, LLC | 442 | $242.5K | 0.01% | +11+2.6% | Added |
| Formidable Asset Management, LLC | 515 | $246.3K | 0.04% | 00.0% | Unchanged |
| waypoint wealth counsel | 455 | $249.8K | 0.12% | +14+3.2% | Added |
| Pitcairn Co | 456 | $250.3K | 0.02% | −371−44.9% | Reduced |
| Sunbeam Capital Management, LLC | 457 | $250.7K | 0.19% | +1+0.2% | Added |
| Adviser Investments LLC | 459 | $252.0K | 0.00% | +459 | New |
| Allianz SE | 460 | $252.5K | 0.01% | 00.0% | Unchanged |
| Heritage Trust Co | 462 | $253.6K | 0.03% | 00.0% | Unchanged |
| AMG National Trust Bank | 466 | $255.7K | 0.01% | +33+7.6% | Added |
| Geneos Wealth Management Inc. | 467 | $256.4K | 0.01% | +210+81.7% | Added |
| Voleon Capital Management LP | 470 | $258.0K | 0.01% | +470 | New |
| Flputnam Investment Management Co | 471 | $258.6K | 0.00% | −89−15.9% | Reduced |
| Jefferies Financial Group Inc. | 472 | $259.1K | 0.00% | −3,600−88.4% | Reduced |
| J. Safra Sarasin Holding AG | 473 | $259.7K | 0.00% | +5+1.1% | Added |
| Taylor Financial Group, Inc. | 475 | $260.8K | 0.16% | 00.0% | Unchanged |
| Dynamic Advisor Solutions LLC | 476 | $261.3K | 0.01% | +476 | New |
| CX Institutional | 482 | $265.0K | 0.01% | +12+2.6% | Added |
| Chicago Partners Investment Group LLC | 467 | $268.6K | 0.01% | +43+10.1% | Added |
| Pekin Hardy Strauss, Inc. | 490 | $269.0K | 0.03% | 00.0% | Unchanged |
| Ostrum Asset Management | 491 | $269.5K | 0.01% | −13−2.6% | Reduced |
| Farther Finance Advisors, LLC | 493 | $270.4K | 0.01% | +70+16.5% | Added |
| St. Nicholas Private Asset Management, Inc | 494 | $271.2K | 0.25% | −1−0.2% | Reduced |
| Prime Capital Investment Advisors, LLC | 494 | $271.5K | 0.00% | −53−9.7% | Reduced |
| MBB Public Markets I LLC | 497 | $272.8K | 0.03% | −113−18.5% | Reduced |
| City State Bank | 497 | $272.8K | 0.09% | −1−0.2% | Reduced |
| Manchester Capital Management LLC | 497 | $272.8K | 0.04% | +14+2.9% | Added |
| Chilton Investment Co LLC | 498 | $273.4K | 0.01% | −11,804−96.0% | Reduced |
| First Interstate Bank | 500 | $274.5K | 0.02% | 00.0% | Unchanged |
| Monetary Management Group Inc | 500 | $274.5K | 0.07% | 00.0% | Unchanged |
| Mariner Investment Group LLC | 500 | $274.5K | 0.10% | +500 | New |
| Ironwood Investment Counsel, LLC | 501 | $275.0K | 0.04% | +7+1.4% | Added |
| Amica Retiree Medical Trust | 506 | $278.0K | 0.40% | −587−53.7% | Reduced |
| Helen Stephens Group, LLC | 507 | $278.4K | 0.07% | −4−0.8% | Reduced |
| Sivia Capital Partners, LLC | 510 | $280.0K | 0.10% | +51+11.1% | Added |
| CWM Advisors, LLC | 514 | $282.2K | 0.03% | −137−21.0% | Reduced |
| Ariston Services Group | 516 | $283.3K | 0.20% | 00.0% | Unchanged |
| N.E.W. Advisory Services LLC | 516 | $283.3K | 0.03% | 00.0% | Unchanged |
| Texas Capital Bank Wealth Management Services Inc | 518 | $284.4K | 0.03% | −1−0.2% | Reduced |
| Cresta Advisors, Ltd. | 529 | $290.4K | 0.14% | 00.0% | Unchanged |