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CMCSA · Comcast Corp · Short Volume

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$24.65 -1.68 (-6.38%) At close · Sep 9
S&P 500 member Nasdaq-100 member Russell 1000 member Rebalance outlook locked
Market Cap
$93.44B
Shares
3.55B

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.

Pull daily short volume through the short interest API or MCP →
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    • Short Volume

    Date Short Volume Short Exempt Total Volume Short %
    2026-09-09 9,889,263 6,241 16,371,402 60.4%
    2026-09-08 6,523,626 52,893 10,033,722 65.0%
    2026-09-04 4,531,854 7,249 7,395,775 61.3%
    2026-09-03 4,690,587 17,749 8,331,139 56.3%
    2026-09-02 4,645,696 33,560 8,693,570 53.4%
    2026-09-01 4,403,286 69,795 7,963,472 55.3%
    2026-08-31 3,988,533 5,021 8,451,339 47.2%
    2026-08-28 2,411,745 3,930 6,080,047 39.7%
    2026-08-27 3,734,991 5,983 6,944,186 53.8%
    2026-08-26 3,087,183 322 5,074,627 60.8%
    2026-08-25 4,333,945 6,908 8,277,830 52.4%
    2026-08-24 3,236,286 3,919 5,810,137 55.7%
    2026-08-21 2,077,909 5,949 4,784,334 43.4%
    2026-08-20 2,030,568 586 5,187,502 39.1%
    2026-08-19 3,579,153 2,812 7,748,133 46.2%
    2026-08-18 4,176,004 6,930 8,022,139 52.1%
    2026-08-17 3,431,341 4,898 7,543,127 45.5%
    2026-08-14 5,186,377 5,525 8,443,855 61.4%
    2026-08-13 3,152,710 12,058 7,654,682 41.2%
    2026-08-12 3,757,367 13,850 7,571,585 49.6%
    2026-08-11 5,116,185 21,733 8,548,390 59.8%
    2026-08-10 4,076,502 3,886 6,658,978 61.2%
    2026-08-07 3,743,418 10,550 6,741,977 55.5%
    2026-08-06 3,473,865 4,537 6,864,837 50.6%
    2026-08-05 5,665,734 8,430 9,572,011 59.2%
    2026-08-04 3,980,289 167 7,361,881 54.1%
    2026-08-03 6,459,968 11,219 14,863,083 43.5%
    2026-07-31 3,251,090 6,729 7,621,479 42.7%
    2026-07-30 4,973,973 15,228 9,491,822 52.4%
    2026-07-29 4,825,380 19,811 12,704,630 38.0%
    2026-07-28 6,119,547 29,523 14,518,845 42.1%
    2026-07-27 4,184,432 150 14,004,137 29.9%
    2026-07-24 6,083,138 7,007 19,979,437 30.4%
    2026-07-23 10,104,447 20,542 21,266,864 47.5%
    2026-07-22 7,177,832 12,703 13,787,885 52.1%
    2026-07-21 5,404,607 1,638 10,315,715 52.4%
    2026-07-20 7,600,167 6,853 13,234,924 57.4%
    2026-07-17 9,033,282 5,780 17,042,220 53.0%
    2026-07-16 3,650,982 10,075 10,944,378 33.4%
    2026-07-15 2,987,645 3,421 8,204,265 36.4%
    2026-07-14 3,969,157 2,595 9,156,855 43.3%
    2026-07-13 6,472,974 7,668 12,301,378 52.6%
    2026-07-10 4,930,052 28,776 9,245,443 53.3%
    2026-07-09 4,240,965 6,079 8,717,204 48.7%
    2026-07-08 4,293,788 25,896 9,379,853 45.8%
    2026-07-07 3,678,693 11,860 11,971,889 30.7%
    2026-07-06 5,547,898 14,636 12,175,075 45.6%
    2026-07-02 5,406,162 101,731 12,689,053 42.6%
    2026-07-01 5,772,739 7,428 16,587,864 34.8%
    2026-06-30 10,893,055 47,812 21,477,859 50.7%
    Showing 1–50 of 63 days
    Key facts CIK 1166691 CUSIP 20030N101 13F (30d) 760 filings 718 filers Visit website Investor relations