MARTIN MARIETTA MATLS INC's ticker is and the CUSIP is 573284956. A total of 6 filers reported holding MARTIN MARIETTA MATLS INC in Q3 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $12,807,000 | +177.1% | 45,100 | +125.5% | 0.00% | +100.0% |
| Q3 2020 | $4,621,000 | -87.0% | 20,000 | -88.7% | 0.00% | -85.7% |
| Q1 2019 | $35,629,000 | +533.7% | 177,100 | +473.1% | 0.01% | +600.0% |
| Q3 2018 | $5,622,000 | +1.7% | 30,900 | +23.6% | 0.00% | 0.0% |
| Q4 2017 | $5,526,000 | – | 25,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 80,200 | $23,999,000 | 0.04% |
| SIMPLEX TRADING, LLC | 11,600 | $3,471,000 | 0.00% |
| JANE STREET GROUP, LLC | 6,800 | $2,035,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |