MLM short interest
Martin Marietta Materials Inc. · Basic Materials · Construction Materials · settlement date 2026-09-30
| Shares short | 3,187,868 |
|---|---|
| Change vs prior report | 281,250 (+9.7%) |
| Change over six months | +68.6% |
| Days to cover | 3.30 (sector: 2.35) |
| Average daily volume | 966,156 |
| Rank in Basic Materials | #161 of 278 by days to cover |
MLM short interest, last 12 months
| Settlement | Shares short | Change | Days to cover | Avg daily volume |
|---|---|---|---|---|
| 2026-09-30 | 3,187,868 | +9.7% | 3.30 | 966,156 |
| 2026-09-15 | 2,906,618 | +7.4% | 3.46 | 838,879 |
| 2026-08-31 | 2,706,782 | +19.6% | 4.36 | 620,292 |
| 2026-08-14 | 2,262,403 | -5.0% | 4.71 | 480,099 |
| 2026-07-31 | 2,380,633 | -2.7% | 3.67 | 648,627 |
| 2026-07-15 | 2,445,770 | +9.7% | 4.22 | 578,999 |
| 2026-06-30 | 2,229,187 | +3.2% | 3.02 | 738,451 |
| 2026-06-15 | 2,160,946 | -2.5% | 4.27 | 505,934 |
| 2026-05-29 | 2,215,305 | +33.1% | 3.36 | 659,308 |
| 2026-05-15 | 1,664,180 | +15.6% | 3.47 | 479,079 |
| 2026-04-30 | 1,439,413 | -14.2% | 2.76 | 520,637 |
| 2026-04-15 | 1,677,013 | -11.3% | 4.96 | 337,926 |
| 2026-03-31 | 1,890,998 | +9.7% | 3.37 | 561,695 |
| 2026-03-13 | 1,723,193 | -3.6% | 2.63 | 655,001 |
| 2026-02-27 | 1,788,257 | +9.6% | 2.99 | 597,896 |
| 2026-02-13 | 1,632,050 | -22.8% | 2.74 | 595,283 |
| 2026-01-30 | 2,114,191 | +5.6% | 5.88 | 359,771 |
| 2026-01-15 | 2,002,181 | +0.6% | 4.29 | 467,135 |
| 2025-12-31 | 1,989,623 | +14.2% | 4.80 | 414,803 |
| 2025-12-15 | 1,742,510 | +7.2% | 4.80 | 363,078 |
| 2025-11-28 | 1,625,834 | +1.8% | 3.68 | 441,964 |
| 2025-11-14 | 1,596,544 | -0.1% | 3.38 | 472,228 |
| 2025-10-31 | 1,597,944 | -10.2% | 5.22 | 306,281 |
| 2025-10-15 | 1,779,938 | +7.2% | 5.44 | 327,176 |
| 2025-09-30 | 1,660,226 | +0.5% | 4.58 | 362,512 |
import finzdata as yf
yf.Ticker("MLM").short_interest # every report since 2017
yf.Client().short_interest(["MLM"], start="2018-01-01")Basic Materials short interest · MLM price history · Who owns MLM · All short interest