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MSTY · YieldMax(R) MSTR Option Income Strategy ETF · Short Volume ETF

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$15.26 +0.86 (+5.94%)
Volume · Oct 21 1.48M Avg daily vol (3M) 2.19M

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 →
1M 3M 6M 1Y 5Y All
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    • Short Volume

    Date Short Volume Short Exempt Total Volume Short %
    2026-10-20 489,038 1,365 957,206 51.1%
    2026-10-19 637,854 103,031 1,188,708 53.7%
    2026-10-16 1,423,794 93,821 2,601,112 54.7%
    2026-10-15 548,792 11,006 1,259,648 43.6%
    2026-10-14 975,397 1,043 1,705,270 57.2%
    2026-10-13 477,295 15,800 794,538 60.1%
    2026-10-12 616,664 400 983,114 62.7%
    2026-10-09 729,575 730 1,248,473 58.4%
    2026-10-08 618,964 75 1,287,637 48.1%
    2026-10-07 1,164,130 0 1,821,452 63.9%
    2026-10-06 658,401 0 1,255,368 52.4%
    2026-10-05 825,036 800 1,291,637 63.9%
    2026-10-02 2,559,803 1,853 3,424,313 74.8%
    2026-10-01 323,213 1,939 853,332 37.9%
    2026-09-30 850,447 4 1,175,406 72.4%
    2026-09-29 606,079 30 955,671 63.4%
    2026-09-28 386,962 0 1,052,406 36.8%
    2026-09-25 758,761 0 1,542,808 49.2%
    2026-09-24 322,341 308 848,080 38.0%
    2026-09-23 1,010,068 2,587 1,536,834 65.7%
    2026-09-22 392,843 1,649 777,297 50.5%
    2026-09-21 824,322 21,651 1,465,357 56.3%
    2026-09-18 584,840 1,139 2,062,849 28.4%
    2026-09-17 232,300 1,900 725,672 32.0%
    2026-09-16 635,664 11,200 1,360,641 46.7%
    2026-09-15 589,444 2,188 1,390,089 42.4%
    2026-09-14 318,347 0 761,456 41.8%
    2026-09-11 419,743 331 931,844 45.0%
    2026-09-10 362,106 10,017 829,001 43.7%
    2026-09-09 714,190 0 1,171,079 61.0%
    2026-09-08 467,160 2,983 813,434 57.4%
    2026-09-04 332,079 925 834,992 39.8%
    2026-09-03 321,786 57 1,146,610 28.1%
    2026-09-02 521,205 0 734,418 71.0%
    2026-09-01 476,939 2,703 798,173 59.8%
    2026-08-31 376,500 0 906,539 41.5%
    2026-08-28 851,665 600 1,740,661 48.9%
    2026-08-27 309,347 21,356 988,784 31.3%
    2026-08-26 461,164 0 641,542 71.9%
    2026-08-25 417,676 509 753,986 55.4%
    2026-08-24 677,204 1,308 1,107,954 61.1%
    2026-08-21 497,613 28,220 1,097,394 45.3%
    2026-08-20 314,399 300 898,552 35.0%
    2026-08-19 580,010 500 1,561,283 37.1%
    2026-08-18 595,317 285 849,997 70.0%
    2026-08-17 410,998 80 809,084 50.8%
    2026-08-14 624,874 766 908,629 68.8%
    2026-08-13 230,792 1,668 589,975 39.1%
    2026-08-12 527,593 20 670,424 78.7%
    2026-08-11 332,090 0 492,500 67.4%
    Showing 1–50 of 65 days