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FSMB · First Trust Short Duration Managed Municipal ETF · Short Interest ETF

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$19.66 +0.01 (+0.03%) At close · Oct 20
Volume · Oct 20 153.17K Avg daily vol (3M) 211.24K

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 →

FSMB Latest Reported Short Interest

FINRA reported 137,031 FSMB shares sold short as of the September 30, 2026 settlement date, an increase of 51,106 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
    		 — — — —
    2026-09-30 137,031 85,925 +51,106 1.00
    2026-09-15 85,925 23,814 +62,111 1.00
    2026-08-31 23,814 28,394 -4,580 1.00
    2026-08-14 28,394 11,100 +17,294 1.00
    2026-07-31 11,100 62,475 -51,375 1.00
    2026-07-15 62,475 4,575 +57,900 1.00
    2026-06-30 4,575 39,266 -34,691 1.00
    2026-06-15 39,266 31,674 +7,592 1.00
    2026-05-29 31,674 26,781 +4,893 1.00
    2026-05-15 26,781 42,861 -16,080 1.00
    2026-04-30 42,861 14,206 +28,655 1.00
    2026-04-15 14,206 44,886 -30,680 1.00
    2026-03-31 44,886 109,209 -64,323 1.00
    2026-03-13 109,209 158,351 -49,142 1.00
    2026-02-27 158,351 134,708 +23,643 1.00
    2026-02-13 134,708 31,450 +103,258 1.00
    2026-01-30 31,450 70,185 -38,735 1.00
    2026-01-15 70,185 31,684 +38,501 1.00
    2025-12-31 31,684 15,390 +16,294 1.00
    2025-12-15 15,390 43,090 -27,700 1.00
    2025-11-28 43,090 38,451 +4,639 1.00
    2025-11-14 38,451 58,398 -19,947 1.00
    2025-10-31 58,398 88,369 -29,971 1.00

    Full FINRA short interest reporting calendar

    Showing 1–23 of 23 settlements