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MLM —
Martin Marietta Materials
CUSIP: 573284106 · Held by 3 superinvestors · Combined value: $548,452,011
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| # | Investor | % of Portfolio | Value ($) | Shares | Recent Activity | Share Change |
|---|---|---|---|---|---|---|
| 1 | Thomas Russo | 4.9% | $452,432,234 | 726,612 | ADD | +39,075 |
| 2 | Ken Griffin | 0.0% | $70,319,485 | 112,934 | ADD | +52,606 |
| 3 | Wallace Weitz | 1.5% | $25,700,292 | 41,275 | - | - |
| Investor | Activity | Share Change | % Change |
|---|---|---|---|
| Ken Griffin | ADD | +52,606 | +87.2% |
| Thomas Russo | ADD | +39,075 | +5.7% |
| Ray Dalio | SOLD | -1,855 | Exit |
| Investor | Activity | Share Change | % Change |
|---|---|---|---|
| Ray Dalio | NEW BUY | +1,855 | New |
| Ken Griffin | REDUCE | -547 | -0.9% |
| Thomas Russo | REDUCE | -25,242 | -3.5% |
Who Owns MLM? Superinvestor Holdings
Martin Marietta Materials is held by 3 tracked superinvestors, with a combined position value of $548 million . The largest positions are held by Thomas Russo (4.9% of portfolio), Ken Griffin (0.0% of portfolio), Wallace Weitz (1.5% of portfolio).
In the most recent quarter, 2 superinvestors added or initiated positions.