Weitz Investment Management — MLM Trade History
Quarter-by-quarter changes in the MARTIN MARIETTA MATERIALS ORD position · CUSIP 573284106
Currently held · 9 YearsFirst seen: 2017 Q3
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-08-12 | Add | 47,370 | 7,595 | +19.1% | $27.3M | 1.89% |
| 2026 Q1 | 2026-05-14 | Reduce | 39,775 | -1,500 | -3.6% | $23.4M | 1.63% |
| 2025 Q4 | 2026-02-12 | Hold | 41,275 | — | 0.0% | $25.7M | 1.52% |
| 2025 Q3 | 2025-11-10 | Hold | 41,275 | — | 0.0% | $26.0M | 1.41% |
| 2025 Q2 | 2025-08-12 | Hold | 41,275 | — | 0.0% | $22.7M | 1.22% |
| 2025 Q1 | 2025-05-09 | Add | 41,275 | 600 | +1.5% | $19.7M | 1.05% |
| 2024 Q4 | 2025-02-12 | Hold | 40,675 | — | 0.0% | $21.0M | 1.08% |
| 2024 Q3 | 2024-11-12 | Hold | 40,675 | — | 0.0% | $21.9M | 1.08% |
| 2024 Q2 | 2024-08-14 | Hold | 40,675 | — | 0.0% | $22.0M | 1.16% |
| 2024 Q1 | 2024-05-13 | Reduce | 40,675 | -8,625 | -17.5% | $25.0M | 1.26% |
| 2023 Q4 | 2024-02-12 | Reduce | 49,300 | -12,700 | -20.5% | $24.6M | 1.30% |
| 2023 Q3 | 2023-11-13 | Reduce | 62,000 | -4,100 | -6.2% | $25.4M | 1.40% |
| 2023 Q2 | 2023-08-10 | Reduce | 66,100 | -450 | -0.7% | $30.5M | 1.63% |
| 2023 Q1 | 2023-05-12 | Add | 66,550 | 500 | +0.8% | $23.6M | 1.36% |
| 2022 Q4 | 2023-02-09 | Reduce | 66,050 | -3,000 | -4.3% | $22.3M | 1.26% |
| 2022 Q3 | 2022-11-09 | Hold | 69,050 | — | 0.0% | $22.2M | 1.31% |
| 2022 Q2 | 2022-08-12 | Add | 69,050 | 1,800 | +2.7% | $20.7M | 1.08% |
| 2022 Q1 | 2022-05-13 | Add | 67,250 | 1,068 | +1.6% | $25.9M | 1.15% |
| 2021 Q4 | 2022-02-11 | Reduce | 66,182 | -4,268 | -6.1% | $29.2M | 1.17% |
| 2021 Q3 | 2021-11-15 | Hold | 70,450 | — | 0.0% | $24.1M | 1.01% |
| 2021 Q2 | 2021-08-10 | Hold | 70,450 | — | 0.0% | $24.8M | 1.05% |
| 2021 Q1 | 2021-05-13 | Hold | 70,450 | — | 0.0% | $23.7M | 1.04% |
| 2020 Q4 | 2021-02-10 | Hold | 70,450 | — | 0.0% | $20.0M | 0.85% |
| 2020 Q3 | 2020-11-12 | Hold | 70,450 | — | 0.0% | $16.6M | 0.78% |
| 2020 Q2 | 2020-08-12 | Add | 70,450 | 16,020 | +29.4% | $14.6M | 0.72% |
| 2020 Q1 | 2020-05-11 | Reduce | 54,430 | -9,100 | -14.3% | $10.3M | 0.55% |
| 2019 Q4 | 2020-02-13 | Hold | 63,530 | — | 0.0% | $17.8M | 0.70% |
| 2019 Q3 | 2019-11-13 | Reduce | 63,530 | -2,500 | -3.8% | $17.4M | 0.71% |
| 2019 Q2 | 2019-08-08 | Hold | 66,030 | — | 0.0% | $15.2M | 0.60% |
| 2019 Q1 | 2019-05-14 | Reduce | 66,030 | -1,100 | -1.6% | $13.3M | 0.55% |
| 2018 Q4 | 2019-02-11 | Add | 67,130 | 59,630 | +795.1% | $11.5M | 0.53% |
| 2018 Q3 | 2018-11-13 | Add | 7,500 | 1,000 | +15.4% | $1.4M | 0.06% |
| 2018 Q2 | 2018-08-13 | Hold | 6,500 | — | 0.0% | $1.5M | 0.06% |
| 2018 Q1 | 2018-05-14 | Hold | 6,500 | — | 0.0% | $1.3M | 0.06% |
| 2017 Q4 | 2018-02-14 | Hold | 6,500 | — | 0.0% | $1.4M | 0.06% |
| 2017 Q3 | 2017-11-13 | New | 6,500 | 6,500 | — | $1.3M | 0.06% |
| 2017 Q2 | 2017-08-14 | — | — | — | — | — | — |
| 2017 Q1 | 2017-05-15 | — | — | — | — | — | — |
| 2016 Q4 | 2017-02-14 | — | — | — | — | — | — |
| 2016 Q3 | 2016-11-14 | — | — | — | — | — | — |
Share counts are split-adjusted. Time held counts consecutive quarters ending with the latest filing; more than ten years shows as ">10 Years".
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.