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BLK · BlackRock, Inc. · Short Volume

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$1,058.66 -6.94 (-0.65%) At close · Sep 15
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$349.76B
Shares
324.95M

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 %
    2026-09-15 91,556 7 198,370 46.2%
    2026-09-14 66,542 11 122,146 54.5%
    2026-09-11 86,013 0 170,909 50.3%
    2026-09-10 58,016 390 145,849 39.8%
    2026-09-09 58,451 0 168,206 34.7%
    2026-09-08 97,380 84 168,525 57.8%
    2026-09-04 65,797 2,046 122,745 53.6%
    2026-09-03 78,483 0 178,800 43.9%
    2026-09-02 124,679 6 247,861 50.3%
    2026-09-01 93,865 451 200,113 46.9%
    2026-08-31 74,155 3,738 208,117 35.6%
    2026-08-28 83,073 0 159,865 52.0%
    2026-08-27 111,251 0 191,548 58.1%
    2026-08-26 118,732 14,697 188,192 63.1%
    2026-08-25 56,900 0 106,695 53.3%
    2026-08-24 88,663 0 155,022 57.2%
    2026-08-21 63,982 0 128,083 50.0%
    2026-08-20 38,294 37 113,589 33.7%
    2026-08-19 73,015 359 156,822 46.6%
    2026-08-18 53,833 150 123,047 43.8%
    2026-08-17 48,598 683 124,013 39.2%
    2026-08-14 87,752 727 156,015 56.2%
    2026-08-13 69,022 59 137,262 50.3%
    2026-08-12 65,716 494 126,444 52.0%
    2026-08-11 68,373 160 124,067 55.1%
    2026-08-10 61,807 105 191,531 32.3%
    2026-08-07 76,606 1 195,286 39.2%
    2026-08-06 97,894 51 220,596 44.4%
    2026-08-05 77,801 354 172,123 45.2%
    2026-08-04 88,253 0 206,827 42.7%
    2026-08-03 160,534 0 298,406 53.8%
    2026-07-31 61,996 96 130,693 47.4%
    2026-07-30 128,202 0 231,910 55.3%
    2026-07-29 242,479 3 463,359 52.3%
    2026-07-28 173,615 0 511,315 34.0%
    2026-07-27 79,491 400 297,414 26.7%
    2026-07-24 44,886 0 244,474 18.4%
    2026-07-23 60,530 0 260,168 23.3%
    2026-07-22 79,141 617 342,491 23.1%
    2026-07-21 70,435 952 413,069 17.1%
    2026-07-20 67,097 1 302,682 22.2%
    2026-07-17 91,714 5 328,717 27.9%
    2026-07-16 134,542 268 428,344 31.4%
    2026-07-15 139,456 1,049 667,746 20.9%
    2026-07-14 77,521 312 293,203 26.4%
    2026-07-13 90,940 662 339,103 26.8%
    2026-07-10 87,752 69 262,747 33.4%
    2026-07-09 81,993 192 334,298 24.5%
    2026-07-08 68,985 269 242,402 28.5%
    2026-07-07 44,641 23 193,027 23.1%
    Showing 1–50 of 63 days
    Key facts CIK 2012383 CUSIP 09290D101 13F (30d) 77 filings 64 filers Visit website Investor relations