MMM
3M CoCompany with tickers: MMM
CIK
66740
CUSIP
88579Y101
Shares Outstanding
521,567,261
13F Activity (30d)
743 filings
717 filers
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.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-05-18 | 5,369,528 | 3,775,944 | 9,145,472 | 51.6% |
| 2026-05-11 | 5,398,543 | 6,109,171 | 11,507,714 | 81.0% |
| 2026-05-04 | 4,106,823 | 3,574,008 | 7,680,831 | 53.8% |
| 2026-04-27 | 4,355,511 | 3,410,584 | 7,766,095 | 49.6% |
| 2026-04-20 | 8,041,648 | 4,645,696 | 12,687,344 | 60.3% |
| 2026-04-13 | 3,540,927 | 2,542,496 | 6,083,423 | 51.1% |
| 2026-04-06 | 3,597,331 | 2,553,227 | 6,150,558 | 45.6% |
| 2026-03-30 | 2,326,577 | 1,536,249 | 3,862,826 | 38.4% |
| 2026-03-23 | 3,821,992 | 2,607,404 | 6,429,396 | 39.1% |
| 2026-03-16 | 5,929,371 | 4,473,126 | 10,402,497 | 41.7% |
| 2026-03-09 | 6,693,427 | 2,488,737 | 9,182,164 | 36.2% |
| 2026-03-02 | 5,782,879 | 2,496,799 | 8,279,678 | 38.7% |
| 2026-02-23 | 3,932,350 | 2,443,048 | 6,375,398 | 37.0% |
| 2026-02-16 | 3,856,071 | 2,314,372 | 6,170,443 | 42.2% |
| 2026-02-09 | 4,868,153 | 2,544,992 | 7,413,145 | 39.8% |
| 2026-02-02 | 7,815,531 | 4,002,903 | 11,818,434 | 42.4% |
| 2026-01-26 | 5,390,486 | 3,260,552 | 8,651,038 | 39.8% |
| 2026-01-19 | 7,582,070 | 4,998,772 | 12,580,842 | 43.5% |
| 2026-01-12 | 4,900,294 | 2,928,952 | 7,829,246 | 40.3% |
| 2026-01-05 | 3,589,481 | 1,851,041 | 5,440,522 | 40.9% |
| 2025-12-29 | 1,721,733 | 923,559 | 2,645,292 | 39.8% |
| 2025-12-22 | 1,743,431 | 1,031,618 | 2,775,049 | 44.3% |
| 2025-12-15 | 2,897,641 | 2,233,738 | 5,131,379 | 35.8% |
| 2025-12-08 | 3,494,360 | 2,402,731 | 5,897,091 | 42.4% |
| 2025-12-01 | 3,528,189 | 2,077,258 | 5,605,447 | 43.3% |
| 2025-11-24 | 2,347,553 | 2,358,772 | 4,706,325 | 35.2% |
| 2025-11-17 | 3,207,080 | 2,992,535 | 6,199,615 | 44.5% |
| 2025-11-10 | 4,222,666 | 1,940,493 | 6,163,159 | 42.7% |
| 2025-11-03 | 3,790,173 | 4,341,365 | 8,131,538 | 47.8% |
| 2025-10-27 | 3,567,397 | 1,984,929 | 5,552,326 | 43.5% |
| 2025-10-20 | 6,813,981 | 4,144,314 | 10,958,295 | 43.5% |
| 2025-10-13 | 3,926,461 | 2,554,802 | 6,481,263 | 39.3% |
| 2025-10-06 | 3,157,547 | 1,961,938 | 5,119,485 | 41.9% |
| 2025-09-29 | 2,903,930 | 2,194,575 | 5,098,505 | 42.1% |
| 2025-09-22 | 2,983,746 | 2,125,174 | 5,108,920 | 44.3% |
| 2025-09-15 | 3,667,037 | 2,737,582 | 6,404,619 | 38.8% |
| 2025-09-08 | 4,109,896 | 2,660,997 | 6,770,893 | 49.3% |
| 2025-09-01 | 3,239,067 | 2,397,661 | 5,636,728 | 49.0% |
| 2025-08-25 | 3,024,495 | 3,570,661 | 6,595,156 | 50.8% |
| 2025-08-18 | 3,307,569 | 3,064,398 | 6,371,967 | 52.3% |
| 2025-08-11 | 4,810,928 | 6,182,874 | 10,993,802 | 56.4% |
| 2025-08-04 | 4,436,938 | 2,084,990 | 6,521,928 | 44.4% |
| 2025-07-28 | 6,065,701 | 2,732,621 | 8,798,322 | 44.3% |
| 2025-07-21 | 6,993,288 | 3,052,559 | 10,045,847 | 44.1% |
| 2025-07-14 | 7,125,894 | 4,556,211 | 11,682,105 | 45.0% |
| 2025-07-07 | 4,651,197 | 2,610,725 | 7,261,922 | 44.2% |
| 2025-06-30 | 3,022,591 | 1,944,387 | 4,966,978 | 40.9% |
| 2025-06-23 | 4,078,014 | 3,262,571 | 7,340,585 | 50.1% |
| 2025-06-16 | 2,477,077 | 1,989,521 | 4,466,598 | 38.4% |
Showing 1–49 of 49 weeks