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MSTU · T-Rex 2X Long MSTR Daily Target ETF · Short Interest ETF

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$33.66 -4.42 (-11.61%)
Volume · Oct 21 3.85M Avg daily vol (42 sessions) 5.49M

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 →

MSTU Latest Reported Short Interest

FINRA reported 2,706,675 MSTU shares sold short as of the September 30, 2026 settlement date, a decrease of 484,576 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
    2026-10-30 Scheduled
    FINRA publishes Nov 10
    		 — — — —
    2026-10-15 Scheduled
    FINRA publishes Oct 26
    		 — — — —
    2026-09-30 2,706,675 3,191,251 -484,576 1.00
    2026-09-15 3,191,251 4,159,112 -967,861 1.00
    2026-08-31 4,159,112 3,261,311 +897,801 1.00
    2026-08-14 3,261,311 2,896,828 +364,483 1.00
    2026-07-31 2,896,828 3,811,664 -914,836 1.00
    2026-07-15 3,811,664 3,331,944 +479,720 1.00
    2026-06-30 3,331,944 3,525,572 -193,628 1.00
    2026-06-15 3,525,572 2,015,285 +1,510,287 1.00
    2026-05-29 2,015,285 1,383,942 +631,343 1.00
    2026-05-15 1,383,942 1,289,699 +94,243 1.00
    2026-04-30 1,289,699 1,975,148 -685,449 1.00
    2026-04-15 1,975,148 1,137,997 +837,151 1.00
    2026-03-31 1,137,997 1,573,010 -435,013 1.00
    2026-03-13 1,573,010 1,460,064 +112,946 1.00
    2026-02-27 1,460,064 1,330,058 +130,006 1.00
    2026-02-13 1,330,058 1,323,954 +6,104 1.00
    2026-01-30 1,323,954 890,729 +433,225 1.00
    2026-01-15 890,729 1,085,697 -194,968 1.00
    2025-12-31 1,085,697 1,149,892 -64,195 1.17
    2025-12-15 1,149,892 989,176 +160,716 1.00
    2025-11-28 989,176 683,680 +305,496 1.00
    2025-11-14 683,680 705,874 -22,194 1.00
    2025-10-31 705,874 644,185 +61,689 1.00

    Full FINRA short interest reporting calendar

    Showing 1–23 of 23 settlements