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AMT

American Tower Corp /Ma/

Company with tickers: AMT

CIK
1053507
CUSIP
03027X100
Shares Outstanding
465,893,069
13F Activity (30d)
62 filings 17 filers

Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.

Short Squeeze Score
58/100
Short interest 1.9% of shares — P51 Days to cover 2.9 — P53 Short-volume trend +4.3% — P69

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-05-29). Equal-weight mean of the available factors.

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-05-29 9,063,793 8,986,581 +77,212 2.91
2026-05-15 8,986,581 8,044,843 +941,738 3.22
2026-04-30 8,044,843 6,841,061 +1,203,782 2.60
2026-04-15 6,841,061 6,981,335 -140,274 2.24
2026-03-31 6,981,335 6,536,992 +444,343 1.88
2026-03-13 6,536,992 6,301,990 +235,002 2.31
2026-02-27 6,301,990 6,744,851 -442,861 2.00
2026-02-13 6,744,851 5,928,746 +816,105 1.98
2026-01-30 5,928,746 6,615,588 -686,842 1.64
2026-01-15 6,615,588 6,378,028 +237,560 2.32
2025-12-31 6,378,028 6,074,387 +303,641 2.14
2025-12-15 6,074,387 5,998,677 +75,710 1.65
2025-11-28 5,998,677 5,864,326 +134,351 2.07
2025-11-14 5,864,326 4,948,438 +915,888 1.96
2025-10-31 4,948,438 4,906,974 +41,464 1.77
2025-10-15 4,906,974 4,610,775 +296,199 1.60
2025-09-30 4,610,775 5,577,255 -966,480 1.43
2025-09-15 5,577,255 5,760,876 -183,621 1.62
2025-08-29 5,760,876 5,409,719 +351,157 2.36
2025-08-15 5,409,719 5,455,005 -45,286 2.35
2025-07-31 5,455,005 5,990,512 -535,507 2.50
2025-07-15 5,990,512 6,472,858 -482,346 3.41
2025-06-30 6,472,858 6,480,364 -7,506 2.87
Showing 1–23 of 23 settlements