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CMCSA · Comcast Corp · Short Volume

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$22.69 -0.15 (-0.66%) At close · Oct 23
S&P 500 member Nasdaq-100 member Russell 1000 member Rebalance outlook locked
Market Cap
$80.57B
Shares
3.55B
Volume · Oct 23 31.34M Avg daily vol (3M) 29.05M

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 %
    2026-10-23 6,304,484 19,556 10,630,944 59.3%
    2026-10-22 10,436,298 15,116 18,161,697 57.5%
    2026-10-21 6,182,912 12,669 13,565,210 45.6%
    2026-10-20 5,451,499 28,504 11,235,611 48.5%
    2026-10-19 5,123,800 14,486 11,941,926 42.9%
    2026-10-16 3,446,737 13,436 9,341,334 36.9%
    2026-10-15 4,634,032 33,413 11,521,632 40.2%
    2026-10-14 3,317,053 9,097 9,310,567 35.6%
    2026-10-13 3,530,628 31,722 9,734,291 36.3%
    2026-10-12 3,389,196 40,170 8,858,406 38.3%
    2026-10-09 5,928,442 15,924 12,681,459 46.7%
    2026-10-08 4,309,063 9,320 10,460,585 41.2%
    2026-10-07 4,595,587 19,048 10,103,556 45.5%
    2026-10-06 4,570,435 31,649 9,324,319 49.0%
    2026-10-05 4,296,762 60,108 10,858,370 39.6%
    2026-10-02 3,915,785 10,984 8,052,807 48.6%
    2026-10-01 3,964,197 64,862 7,736,135 51.2%
    2026-09-30 5,076,254 11,799 8,891,572 57.1%
    2026-09-29 2,977,711 19,116 7,955,505 37.4%
    2026-09-28 4,362,042 20,925 9,712,597 44.9%
    2026-09-25 7,332,982 3,866 13,723,738 53.4%
    2026-09-24 5,641,173 5,199 10,874,124 51.9%
    2026-09-23 6,090,381 18,284 12,228,478 49.8%
    2026-09-22 6,839,313 11,757 15,170,927 45.1%
    2026-09-21 5,526,138 8,465 10,494,677 52.7%
    2026-09-18 5,602,805 35,901 12,966,547 43.2%
    2026-09-17 6,123,951 12,897 15,904,274 38.5%
    2026-09-16 5,445,995 93,037 9,191,383 59.3%
    2026-09-15 5,629,219 32,290 12,846,424 43.8%
    2026-09-14 3,898,675 8,616 15,432,664 25.3%
    2026-09-11 2,848,522 7,366 5,317,617 53.6%
    2026-09-10 4,838,255 7,743 9,603,699 50.4%
    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%
    Showing 1–50 of 64 days
    Key facts CIK 1166691 CUSIP 20030N101 13F (30d) 502 filings 468 filers Visit website Investor relations