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AMT · American Tower Corp /Ma/ · Short Volume

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$163.69 -3.66 (-2.19%) At close · Sep 30
Ex-dividend: $1.79 · Sep 30, 2026 Return incl. dividend (before tax) -1.12%
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$77.54B
Shares
465.96M
Volume · Sep 30 2.78M Avg daily vol (3M) 2.69M

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

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    • Short Volume

    Date Short Volume Short Exempt Total Volume Short %
    2026-09-30 488,086 4,345 900,368 54.2%
    2026-09-29 523,700 3 956,996 54.7%
    2026-09-28 665,700 111 1,112,992 59.8%
    2026-09-25 335,268 2,914 733,813 45.7%
    2026-09-24 344,234 627 917,777 37.5%
    2026-09-23 371,571 460 769,626 48.3%
    2026-09-22 395,543 118 919,840 43.0%
    2026-09-21 252,759 542 582,610 43.4%
    2026-09-18 289,265 1,250 707,730 40.9%
    2026-09-17 369,827 2,324 1,087,722 34.0%
    2026-09-16 320,401 404 880,736 36.4%
    2026-09-15 404,843 25 847,998 47.7%
    2026-09-14 304,643 0 692,230 44.0%
    2026-09-11 332,868 232 779,141 42.7%
    2026-09-10 319,997 165 856,891 37.3%
    2026-09-09 269,278 367 591,366 45.5%
    2026-09-08 266,045 922 583,133 45.6%
    2026-09-04 366,276 452 778,377 47.1%
    2026-09-03 244,801 938 647,109 37.8%
    2026-09-02 271,220 403 940,586 28.8%
    2026-09-01 308,176 660 711,879 43.3%
    2026-08-31 202,994 60 562,716 36.1%
    2026-08-28 147,164 151 580,009 25.4%
    2026-08-27 233,543 131 551,339 42.4%
    2026-08-26 263,242 428 648,827 40.6%
    2026-08-25 163,299 4,840 543,722 30.0%
    2026-08-24 210,853 965 602,007 35.0%
    2026-08-21 160,864 6,034 496,963 32.4%
    2026-08-20 240,350 1,936 633,010 38.0%
    2026-08-19 251,018 6 537,835 46.7%
    2026-08-18 217,764 405 608,604 35.8%
    2026-08-17 193,785 4 849,330 22.8%
    2026-08-14 283,554 8 657,289 43.1%
    2026-08-13 197,869 157 530,063 37.3%
    2026-08-12 255,394 4,963 675,834 37.8%
    2026-08-11 248,483 539 621,526 40.0%
    2026-08-10 375,608 0 759,862 49.4%
    2026-08-07 198,729 143 639,082 31.1%
    2026-08-06 316,098 0 929,987 34.0%
    2026-08-05 640,988 0 2,102,867 30.5%
    2026-08-04 286,589 2,844 1,021,676 28.1%
    2026-08-03 340,825 707 1,033,197 33.0%
    2026-07-31 493,085 438 1,349,421 36.5%
    2026-07-30 477,805 1,218 1,300,461 36.7%
    2026-07-29 789,997 25,472 2,323,896 34.0%
    2026-07-28 482,452 1,702 1,863,450 25.9%
    2026-07-27 274,052 587 1,077,018 25.4%
    2026-07-24 279,704 2,594 1,099,846 25.4%
    2026-07-23 389,714 1,573 1,255,038 31.1%
    2026-07-22 244,135 632 1,044,530 23.4%
    Showing 1–50 of 64 days
    Key facts CIK 1053507 CUSIP 03027X100 13F (30d) 37 filings 23 filers Visit website Investor relations