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MLM · Martin Marietta Materials Inc · Off Exchange

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$479.81 +0.72 (+0.15%) At close · Sep 30
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$29.09B
Shares
60.07M
Volume · Sep 30 784.35K Avg daily vol (3M) 690.83K

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-08-24 826,887 562,919 1,389,806 52.1%
2026-08-17 1,186,936 619,240 1,806,176 52.4%
2026-08-10 552,139 233,672 785,811 42.9%
2026-08-03 1,188,011 353,415 1,541,426 51.9%
2026-07-27 1,542,618 404,516 1,947,134 45.4%
2026-07-20 958,084 411,725 1,369,809 50.5%
2026-07-13 606,641 258,105 864,746 43.9%
2026-07-06 1,067,351 405,599 1,472,950 47.5%
2026-06-29 1,532,511 436,165 1,968,676 48.5%
2026-06-22 714,212 462,793 1,177,005 46.3%
2026-06-15 787,806 415,992 1,203,798 42.2%
2026-06-08 801,433 295,642 1,097,075 45.4%
2026-06-01 702,365 499,412 1,201,777 46.6%
2026-05-25 780,330 457,375 1,237,705 43.6%
2026-05-18 1,041,153 368,151 1,409,304 45.6%
2026-05-11 704,340 353,676 1,058,016 44.5%
2026-05-04 715,590 429,824 1,145,414 47.1%
2026-04-27 1,095,725 373,860 1,469,585 48.4%
2026-04-20 539,736 312,885 852,621 45.4%
2026-04-13 745,025 295,425 1,040,450 44.9%
2026-04-06 557,830 223,342 781,172 46.0%
2026-03-30 424,983 221,994 646,977 43.9%
2026-03-23 781,885 295,969 1,077,854 43.2%
2026-03-16 835,429 375,653 1,211,082 35.5%
2026-03-09 1,001,603 380,846 1,382,449 40.4%
2026-03-02 964,565 367,972 1,332,537 42.6%
2026-02-23 832,249 314,399 1,146,648 40.3%
2026-02-16 865,264 239,277 1,104,541 43.5%
2026-02-09 1,473,116 386,118 1,859,234 49.0%
2026-02-02 688,109 311,933 1,000,042 46.3%
2026-01-26 448,995 354,457 803,452 50.5%
2026-01-19 513,604 203,839 717,443 45.6%
2026-01-12 787,916 366,391 1,154,307 46.5%
2026-01-05 604,290 388,385 992,675 46.3%
2025-12-29 407,800 144,011 551,811 42.8%
2025-12-22 367,823 132,929 500,752 45.6%
2025-12-15 761,992 602,784 1,364,776 44.1%
2025-12-08 596,584 234,028 830,612 43.3%
2025-12-01 469,504 197,807 667,311 40.7%
2025-11-24 585,730 219,949 805,679 41.2%
2025-11-17 592,037 301,615 893,652 44.2%
2025-11-10 445,956 335,619 781,575 45.0%
2025-11-03 715,420 386,076 1,101,496 36.9%
2025-10-27 426,025 208,858 634,883 34.9%
2025-10-20 353,304 153,015 506,319 41.3%
2025-10-13 477,301 310,132 787,433 41.9%
2025-10-06 337,877 174,261 512,138 38.3%
Showing 1–47 of 47 weeks
Key facts CIK 916076 CUSIP 573284106 13F (30d) 22 filings 16 filers Visit website Investor relations