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MST · Defiance Leveraged Long Plus Income MSTR ETF · Short Interest ETF

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$11.66 -0.95 (-7.53%)
Volume · Oct 26 79.86K Avg daily vol (3M) 119.89K

Shares sold short and not yet covered, reported twice monthly. Days to cover is the reported short position divided by average daily volume.

Pull short interest history through the short interest API or MCP →

MST Latest Reported Short Interest

FINRA reported 82,549 MST shares sold short as of the October 15, 2026 settlement date, an increase of 15,238 shares. Days to cover was 1.00 based on FINRA's reported average daily volume.

Official FINRA short-interest data · share counts are restated for subsequent splits of this listing

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    • Short Interest History

    Settlement Date Current Position Previous Position Change Days to Cover
    2026-11-13 Scheduled
    FINRA publishes Nov 24
    		 — — — —
    2026-10-30 Scheduled
    FINRA publishes Nov 10
    		 — — — —
    2026-10-15 82,549 67,311 +15,238 1.00
    2026-09-30 67,311 68,221 -910 1.00
    2026-09-15 68,221 26,474 +41,747 1.00
    2026-08-31 26,474 52,839 -26,365 1.00
    2026-08-14 52,839 31,586 +21,253 1.00
    2026-07-31 31,586 34,806 -3,220 1.00
    2026-07-15 34,806 20,509 +14,297 1.00
    2026-06-30 20,509 28,411 -7,902 1.00
    2026-06-15 28,411 28,204 +207 1.00
    2026-05-29 28,204 15,293 +12,911 1.00
    2026-05-15 15,293 21,991 -6,698 1.00
    2026-04-30 21,991 15,999 +5,992 1.00
    2026-04-15 15,999 39,297 -23,298 1.00
    2026-03-31 39,297 8,857 +30,440 1.00
    2026-03-13 8,857 20,973 -12,116 1.00
    2026-02-27 20,973 195,935 -174,962 1.00
    2026-02-13 195,935 200,348 -4,413 1.83
    2026-01-30 200,348 180,427 +19,921 2.87
    2026-01-15 180,427 123,836 +56,591 2.17
    2025-12-31 123,836 79,132 +44,704 3.08
    2025-12-15 79,132 41,085 +38,047 1.41
    2025-11-28 41,085 99,962 -58,877 1.00
    2025-11-14 99,962 35,488 +64,474 2.23
    2025-10-31 35,488 28,641 +6,847 1.51

    Full FINRA short interest reporting calendar

    Showing 1–24 of 24 settlements