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MUB · iShares National Muni Bond ETF ETF

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$104.03 +0.03 (+0.03%) At close · Sep 4

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

MUB Latest Reported Short Interest

FINRA reported 5,631,235 MUB shares sold short as of the August 14, 2026 settlement date, a decrease of 441,822 shares. Days to cover was 1.39 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
    2026-09-15 Scheduled
    FINRA publishes Sep 24
    		 — — — —
    2026-08-31 Scheduled
    FINRA publishes Sep 10
    		 — — — —
    2026-08-14 5,631,235 6,073,057 -441,822 1.39
    2026-07-31 6,073,057 5,552,133 +520,924 1.29
    2026-07-15 5,552,133 4,336,352 +1,215,781 1.67
    2026-06-30 4,336,352 5,400,428 -1,064,076 1.42
    2026-06-15 5,400,428 4,115,353 +1,285,075 1.52
    2026-05-29 4,115,353 5,051,099 -935,746 1.06
    2026-05-15 5,051,099 6,390,813 -1,339,714 1.65
    2026-04-30 6,390,813 6,031,415 +359,398 2.24
    2026-04-15 6,031,415 6,371,213 -339,798 1.50
    2026-03-31 6,371,213 7,898,623 -1,527,410 1.25
    2026-03-13 7,898,623 7,762,715 +135,908 2.08
    2026-02-27 7,762,715 8,397,056 -634,341 2.92
    2026-02-13 8,397,056 7,239,001 +1,158,055 2.48
    2026-01-30 7,239,001 7,753,659 -514,658 1.78
    2026-01-15 7,753,659 6,830,735 +922,924 1.71
    2025-12-31 6,830,735 6,902,026 -71,291 2.10
    2025-12-15 6,902,026 6,820,758 +81,268 2.06
    2025-11-28 6,820,758 7,508,165 -687,407 1.57
    2025-11-14 7,508,165 7,298,352 +209,813 1.73
    2025-10-31 7,298,352 7,490,019 -191,667 1.95
    2025-10-15 7,490,019 6,926,282 +563,737 2.47
    2025-09-30 6,926,282 7,259,185 -332,903 1.41
    2025-09-15 7,259,185 7,398,360 -139,175 1.48

    Full FINRA short interest reporting calendar

    Showing 1–23 of 23 settlements