AMT
American Tower Corp /Ma/Company with tickers: AMT
CIK
1053507
CUSIP
03027X100
Shares Outstanding
465,893,069
Website
https://www.americantower.com
Investor Relations
https://www.americantower.com/investor-relations
13F Activity (30d)
64 filings
18 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 |
|---|---|---|---|---|
| 2026-06-01 | 3,940,035 | 4,814,282 | 8,754,317 | 49.2% |
| 2026-05-25 | 2,708,171 | 2,896,658 | 5,604,829 | 48.4% |
| 2026-05-18 | 4,263,890 | 2,094,680 | 6,358,570 | 43.1% |
| 2026-05-11 | 4,670,210 | 3,117,323 | 7,787,533 | 62.9% |
| 2026-05-04 | 3,298,350 | 2,437,854 | 5,736,204 | 52.1% |
| 2026-04-27 | 4,339,028 | 2,571,486 | 6,910,514 | 56.5% |
| 2026-04-20 | 3,502,654 | 3,228,409 | 6,731,063 | 58.4% |
| 2026-04-13 | 3,194,191 | 4,157,349 | 7,351,540 | 59.4% |
| 2026-04-06 | 4,014,560 | 3,470,061 | 7,484,621 | 45.7% |
| 2026-03-30 | 3,075,300 | 2,210,995 | 5,286,295 | 37.5% |
| 2026-03-23 | 4,598,663 | 3,482,344 | 8,081,007 | 43.9% |
| 2026-03-16 | 4,167,890 | 3,086,025 | 7,253,915 | 38.9% |
| 2026-03-09 | 3,447,895 | 3,363,874 | 6,811,769 | 48.9% |
| 2026-03-02 | 3,897,633 | 2,995,693 | 6,893,326 | 47.9% |
| 2026-02-23 | 5,206,500 | 2,855,761 | 8,062,261 | 45.3% |
| 2026-02-16 | 2,697,513 | 1,585,877 | 4,283,390 | 40.6% |
| 2026-02-09 | 3,906,903 | 2,513,818 | 6,420,721 | 42.2% |
| 2026-02-02 | 5,506,871 | 3,014,231 | 8,521,102 | 45.2% |
| 2026-01-26 | 3,720,979 | 4,608,769 | 8,329,748 | 47.3% |
| 2026-01-19 | 4,193,625 | 3,426,776 | 7,620,401 | 52.9% |
| 2026-01-12 | 4,028,058 | 4,488,782 | 8,516,840 | 49.5% |
| 2026-01-05 | 3,135,564 | 3,084,357 | 6,219,921 | 45.6% |
| 2025-12-29 | 1,489,022 | 1,689,214 | 3,178,236 | 43.2% |
| 2025-12-22 | 2,306,505 | 2,621,757 | 4,928,262 | 49.2% |
| 2025-12-15 | 3,884,058 | 7,832,236 | 11,716,294 | 52.6% |
| 2025-12-08 | 3,155,413 | 8,357,498 | 11,512,911 | 54.4% |
| 2025-12-01 | 4,004,393 | 3,257,011 | 7,261,404 | 50.8% |
| 2025-11-24 | 1,872,642 | 2,300,087 | 4,172,729 | 37.7% |
| 2025-11-17 | 3,774,232 | 2,894,247 | 6,668,479 | 44.3% |
| 2025-11-10 | 4,164,193 | 2,553,087 | 6,717,280 | 44.3% |
| 2025-11-03 | 4,188,231 | 2,371,676 | 6,559,907 | 44.6% |
| 2025-10-27 | 5,541,811 | 2,760,270 | 8,302,081 | 43.5% |
| 2025-10-20 | 2,872,595 | 1,422,437 | 4,295,032 | 47.4% |
| 2025-10-13 | 4,963,128 | 2,926,540 | 7,889,668 | 48.9% |
| 2025-10-06 | 4,574,709 | 2,315,196 | 6,889,905 | 47.8% |
| 2025-09-29 | 3,937,105 | 3,102,367 | 7,039,472 | 45.7% |
| 2025-09-22 | 4,062,582 | 3,480,987 | 7,543,569 | 50.8% |
| 2025-09-15 | 4,039,629 | 3,606,670 | 7,646,299 | 42.8% |
| 2025-09-08 | 5,342,194 | 2,994,168 | 8,336,362 | 50.0% |
| 2025-09-01 | 3,774,430 | 2,833,554 | 6,607,984 | 47.6% |
| 2025-08-25 | 4,183,610 | 2,496,145 | 6,679,755 | 49.6% |
| 2025-08-18 | 3,264,351 | 1,542,232 | 4,806,583 | 43.9% |
| 2025-08-11 | 3,507,992 | 1,725,037 | 5,233,029 | 43.3% |
| 2025-08-04 | 2,732,674 | 1,694,321 | 4,426,995 | 44.1% |
| 2025-07-28 | 5,567,629 | 1,694,808 | 7,262,437 | 46.6% |
| 2025-07-21 | 2,816,561 | 971,684 | 3,788,245 | 43.9% |
| 2025-07-14 | 2,201,833 | 999,949 | 3,201,782 | 38.0% |
| 2025-07-07 | 2,095,727 | 1,361,463 | 3,457,190 | 40.9% |
| 2025-06-30 | 2,334,651 | 1,055,787 | 3,390,438 | 42.7% |
Showing 1–49 of 49 weeks