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ZS · Zscaler, Inc. · Short Volume

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$214.69 +0.18 (+0.08%)
Russell 1000 member Rebalance outlook locked
Market Cap
$34.96B
Shares
163.05M
Volume · Oct 20 1.34M Avg daily vol (3M) 2.84M

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 %
    2026-10-20 255,948 381 565,163 45.3%
    2026-10-19 286,343 1,708 757,928 37.8%
    2026-10-16 549,387 4,105 1,296,360 42.4%
    2026-10-15 370,381 1,527 873,408 42.4%
    2026-10-14 611,636 133 1,314,727 46.5%
    2026-10-13 497,609 8,500 1,186,648 41.9%
    2026-10-12 414,473 2,791 1,218,622 34.0%
    2026-10-09 841,437 1,035 1,786,714 47.1%
    2026-10-08 703,652 1,462 1,528,004 46.1%
    2026-10-07 593,549 622 1,293,271 45.9%
    2026-10-06 970,202 3,840 1,868,307 51.9%
    2026-10-05 494,208 2,862 1,052,491 47.0%
    2026-10-02 269,148 652 752,850 35.8%
    2026-10-01 226,374 731 646,031 35.0%
    2026-09-30 283,325 649 770,611 36.8%
    2026-09-29 301,364 277 746,186 40.4%
    2026-09-28 707,103 55,448 1,734,814 40.8%
    2026-09-25 1,164,127 9,628 3,210,443 36.3%
    2026-09-24 359,544 4,435 1,116,677 32.2%
    2026-09-23 518,040 0 1,199,938 43.2%
    2026-09-22 548,447 2 1,219,893 45.0%
    2026-09-21 518,091 2 1,200,768 43.1%
    2026-09-18 593,749 9,277 1,141,663 52.0%
    2026-09-17 685,870 5,344 1,380,914 49.7%
    2026-09-16 626,085 60,662 1,384,796 45.2%
    2026-09-15 839,548 5,657 1,880,418 44.6%
    2026-09-14 1,576,722 10,047 3,817,150 41.3%
    2026-09-11 392,545 1,050 850,944 46.1%
    2026-09-10 468,677 1,481 1,090,114 43.0%
    2026-09-09 713,704 18,877 1,495,947 47.7%
    2026-09-08 1,049,480 637 1,825,722 57.5%
    2026-09-04 1,907,572 1,486 3,426,396 55.7%
    2026-09-03 923,074 3,261 2,348,817 39.3%
    2026-09-02 388,082 20 1,051,953 36.9%
    2026-09-01 350,122 6,585 1,065,137 32.9%
    2026-08-31 360,014 166 955,739 37.7%
    2026-08-28 378,570 3,173 847,287 44.7%
    2026-08-27 798,960 2,861 1,866,317 42.8%
    2026-08-26 370,420 5,082 841,957 44.0%
    2026-08-25 401,830 5,504 894,389 44.9%
    2026-08-24 301,263 1,395 603,279 49.9%
    2026-08-21 269,401 3,519 700,395 38.5%
    2026-08-20 399,384 1,288 941,337 42.4%
    2026-08-19 362,363 778 653,380 55.5%
    2026-08-18 315,652 1,051 805,638 39.2%
    2026-08-17 449,448 236 1,092,571 41.1%
    2026-08-14 430,325 1,075 947,703 45.4%
    2026-08-13 386,495 840 980,847 39.4%
    2026-08-12 352,296 983 805,532 43.7%
    2026-08-11 386,576 2,195 980,486 39.4%
    Showing 1–50 of 65 days
    Key facts CIK 1713683 CUSIP 98980G102 13F (30d) 149 filings 140 filers Visit website Investor relations