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.
Q2 2025 vs. Q1 2025
How the institutions holding Martin Marietta Materials Inc changed between Q1 2025 and Q2 2025.
All holders in Q2 2025All holders in Q1 2025
| Measure | Q1 2025 | Of which not filed for Q2 2025 | Q2 2025 | Change |
|---|---|---|---|---|
| Holders | 953 | 10 | 999 | +56 |
| Shares | 59.7M | 171.8K | 59.7M | +209.2K (+0.4%) |
| Value | $28.5B | $82.2M | $32.8B | +$4.39B (+15.5%) |
10 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (130)
Institutions that held Martin Marietta Materials Inc at the end of Q2 2025 but not at the end of Q1 2025.
Showing the largest 100 of 130 by value.
Sold out (74)
Institutions that held Martin Marietta Materials Inc at the end of Q1 2025 and filed for Q2 2025 without it.
Not filed for Q2 2025 yet (10)
Institutions that held Martin Marietta Materials Inc at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q1 2025 | Value, Q1 2025 |
|---|---|---|
| Glenmede Trust Co NA | 92,144 | $44.1M |
| Credit Agricole S A | 61,597 | $29.5M |
| Rakuten Investment Management, Inc. | 5,586 | $2.67M |
| Mizuho Securities USA LLC | 4,894 | $2.34M |
| Orion Portfolio Solutions, LLC | 4,034 | $1.93M |
| CAPROCK Group, Inc. | 1,997 | $955.0K |
| Cable Hill Partners, LLC | 678 | $355.3K |
| Sandy Spring Bank | 515 | $246.2K |
| Lindbrook Capital, LLC | 380 | $181.7K |
| JCIC Asset Management Inc. | 2 | $956 |