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IBB · iShares Biotechnology ETF · Short Volume ETF

Alerts for IBB
$207.74 -1.80 (-0.86%) At close · Oct 23
Volume · Oct 23 830.81K Avg daily vol (3M) 1.58M

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.

Short Volume

Date Short Volume Short Exempt Total Volume Short %
2026-10-23 158,279 0 263,281 60.1%
2026-10-22 312,852 700 655,049 47.8%
2026-10-21 436,531 4 580,481 75.2%
2026-10-20 343,014 0 461,242 74.4%
2026-10-19 175,074 0 289,398 60.5%
2026-10-16 241,474 38 608,264 39.7%
2026-10-15 398,982 75 580,696 68.7%
2026-10-14 222,346 116 392,709 56.6%
2026-10-13 155,055 0 335,496 46.2%
2026-10-12 266,037 1 346,498 76.8%
2026-10-09 464,330 0 663,915 69.9%
2026-10-08 391,674 401 688,189 56.9%
2026-10-07 266,478 2,853 438,969 60.7%
2026-10-06 479,757 2,498 942,697 50.9%
2026-10-05 302,686 135 424,826 71.2%
2026-10-02 670,181 105 835,322 80.2%
2026-10-01 348,552 1,010 525,168 66.4%
2026-09-30 338,919 0 759,338 44.6%
2026-09-29 532,352 104 900,370 59.1%
2026-09-28 117,383 253 241,308 48.6%
2026-09-25 102,613 132 315,850 32.5%
2026-09-24 231,772 0 491,093 47.2%
2026-09-23 162,795 1,334 660,451 24.6%
2026-09-22 216,152 3 495,986 43.6%
2026-09-21 211,623 13 544,137 38.9%
2026-09-18 249,184 31 483,736 51.5%
2026-09-17 185,426 121 351,713 52.7%
2026-09-16 166,424 51 389,100 42.8%
2026-09-15 305,262 10 656,043 46.5%
2026-09-14 380,501 500 478,096 79.6%
2026-09-11 261,638 3,425 898,686 29.1%
2026-09-10 430,727 22 650,614 66.2%
2026-09-09 103,583 10 303,088 34.2%
2026-09-08 381,415 510 549,275 69.4%
2026-09-04 145,107 39 245,274 59.2%
2026-09-03 386,934 136 516,642 74.9%
2026-09-02 490,748 140 705,613 69.5%
2026-09-01 405,928 15 552,155 73.5%
2026-08-31 150,047 692 414,625 36.2%
2026-08-28 315,225 886 512,309 61.5%
2026-08-27 421,322 0 485,363 86.8%
2026-08-26 383,267 298 502,443 76.3%
2026-08-25 459,280 123 619,853 74.1%
2026-08-24 272,375 2,402 469,291 58.0%
2026-08-21 844,516 128 1,329,828 63.5%
2026-08-20 715,583 1,489 1,238,810 57.8%
2026-08-19 664,096 600 780,147 85.1%
2026-08-18 387,703 5 439,146 88.3%
2026-08-17 365,725 0 475,158 77.0%
2026-08-14 120,179 20 210,285 57.2%
Showing 1–50 of 64 days