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CPNS · Calamos Nasdaq-100 Structured Alt Protection ETF - September · Short Volume ETF

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$28.48 -0.01 (-0.03%)
Volume · Oct 20 118 Avg daily vol (3M) 8174

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 →
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    • Short Volume

    Date Short Volume Short Exempt Total Volume Short %
    2026-10-20 1 0 4 25.0%
    2026-10-19 3 0 772 0.4%
    2026-10-16 50 0 53 94.3%
    2026-10-15 403 0 1,260 32.0%
    2026-10-14 3,760 0 4,163 90.3%
    2026-10-13 3 0 6 49.4%
    2026-10-12 2,929 0 4,740 61.8%
    2026-10-09 877 0 880 99.7%
    2026-10-08 28 0 58 48.5%
    2026-10-07 388 0 2,267 17.1%
    2026-10-06 50 0 432 11.6%
    2026-10-05 4,608 0 7,938 58.1%
    2026-10-02 142 0 325 43.7%
    2026-10-01 71,135 0 71,719 99.2%
    2026-09-30 2 0 5 40.0%
    2026-09-29 2,051 0 4,985 41.1%
    2026-09-28 10,684 0 10,989 97.2%
    2026-09-25 718 0 910 78.9%
    2026-09-24 14 0 37 37.7%
    2026-09-23 997 0 1,049 95.1%
    2026-09-22 3,769 0 3,770 100.0%
    2026-09-21 2,883 0 2,981 96.7%
    2026-09-18 203 0 254 80.1%
    2026-09-17 31,605 0 31,796 99.4%
    2026-09-16 45 0 224 20.1%
    2026-09-15 2,445 0 2,449 99.8%
    2026-09-14 4,013 0 4,117 97.5%
    2026-09-11 304 0 309 98.4%
    2026-09-10 3,471 0 4,100 84.7%
    2026-09-09 7,618 0 7,921 96.2%
    2026-09-08 1,686 0 1,907 88.4%
    2026-09-04 1,370 0 1,374 99.7%
    2026-09-03 7,227 0 7,231 99.9%
    2026-09-02 11,732 0 12,055 97.3%
    2026-09-01 33,798 0 41,684 81.1%
    2026-08-31 3,589 0 4,532 79.2%
    2026-08-28 1,639 0 2,965 55.3%
    2026-08-27 1,196 0 1,348 88.7%
    2026-08-26 181 0 186 97.3%
    2026-08-24 200 0 206 97.1%
    2026-08-21 1 0 1 100.0%
    2026-08-18 154 0 160 96.2%
    2026-08-17 300 0 1,987 15.1%
    2026-08-13 200 0 306 65.4%
    2026-08-12 200 0 407 49.1%
    2026-08-11 9,156 0 9,162 99.9%
    2026-08-10 1 0 1 100.0%
    2026-08-07 4,979 0 8,909 55.9%
    2026-08-06 100 0 106 94.3%
    2026-08-05 8,551 300 16,327 52.4%
    Showing 1–50 of 56 days