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MLM
Martin Marietta Materials
3 super-investor ownerscombined $454Mlargest position 5.0%
Cohort owners over time
2016Q2 → 2026Q1How many of the cohort members held this stock each quarter.
Now: 2
Peak: 3
Owners (3) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Thomas Russo | 5.0% | 40q | $421M | 715,411 |
| 2 | Wallace Weitz | 1.6% | 35q | $23M | 39,775 |
| 3 | Joel Greenblatt | <0.1% | 40q | $10M | 16,730 |
Long US equity 13F-HR filings only. CUSIP 573284106. Not investment advice.