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CRL · Charles River Laboratories International, Inc. · Short Volume

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$315.45 +15.43 (+5.14%) At close · Oct 20
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$15.06B
Shares
47.74M
Volume · Oct 20 1.27M Avg daily vol (3M) 943.43K

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 %
    2026-10-20 404,079 1 501,108 80.6%
    2026-10-19 119,420 0 162,557 73.5%
    2026-10-16 146,457 33 243,129 60.2%
    2026-10-15 209,581 0 332,153 63.1%
    2026-10-14 273,565 0 386,071 70.9%
    2026-10-13 171,620 258 305,794 56.1%
    2026-10-12 143,527 0 255,479 56.2%
    2026-10-09 208,641 0 293,121 71.2%
    2026-10-08 268,676 0 565,131 47.5%
    2026-10-07 315,835 0 473,169 66.7%
    2026-10-06 670,302 1 910,359 73.6%
    2026-10-05 434,622 178 644,256 67.5%
    2026-10-02 97,888 0 170,136 57.5%
    2026-10-01 149,475 752 254,087 58.8%
    2026-09-30 174,455 0 274,413 63.6%
    2026-09-29 155,793 0 223,730 69.6%
    2026-09-28 159,497 0 254,684 62.6%
    2026-09-25 182,464 2 339,091 53.8%
    2026-09-24 383,215 0 616,224 62.2%
    2026-09-23 372,836 1 661,434 56.4%
    2026-09-22 245,885 5 419,356 58.6%
    2026-09-21 121,207 852 252,145 48.1%
    2026-09-18 158,284 0 281,932 56.1%
    2026-09-17 217,080 0 378,534 57.3%
    2026-09-16 175,583 13 313,007 56.1%
    2026-09-15 174,242 100 334,424 52.1%
    2026-09-14 208,537 200 399,061 52.3%
    2026-09-11 84,548 12 210,123 40.2%
    2026-09-10 77,161 0 266,148 29.0%
    2026-09-09 95,461 0 234,310 40.7%
    2026-09-08 135,256 0 310,595 43.5%
    2026-09-04 119,289 7 269,989 44.2%
    2026-09-03 170,805 0 339,619 50.3%
    2026-09-02 82,953 0 285,027 29.1%
    2026-09-01 87,085 30 278,561 31.3%
    2026-08-31 98,303 76 459,767 21.4%
    2026-08-28 120,827 0 272,531 44.3%
    2026-08-27 102,571 0 367,517 27.9%
    2026-08-26 109,875 170 420,446 26.1%
    2026-08-25 123,736 0 350,840 35.3%
    2026-08-24 177,115 0 455,124 38.9%
    2026-08-21 196,612 0 449,052 43.8%
    2026-08-20 160,942 0 531,045 30.3%
    2026-08-19 210,171 4,312 597,735 35.2%
    2026-08-18 155,771 1,787 335,274 46.5%
    2026-08-17 259,310 0 404,500 64.1%
    2026-08-14 101,572 0 285,349 35.6%
    2026-08-13 242,639 0 436,608 55.6%
    2026-08-12 227,382 0 488,760 46.5%
    2026-08-11 223,423 0 405,476 55.1%
    Showing 1–50 of 65 days
    Key facts CIK 1100682 CUSIP 159864107 13F (30d) 84 filings 77 filers Visit website Investor relations