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OMER · Omeros Corp · Short Volume

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$18.61 +0.14 (+0.76%) At close · Oct 2
Russell 2000 member Rebalance outlook locked
Market Cap
$1.45B
Shares
72.39M
Volume · Oct 2 956.39K Avg daily vol (3M) 1.76M

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 %
    2026-10-02 194,535 0 343,789 56.6%
    2026-10-01 175,905 0 375,051 46.9%
    2026-09-30 225,399 0 373,147 60.4%
    2026-09-29 177,340 1,316 281,279 63.0%
    2026-09-28 168,791 307 360,472 46.8%
    2026-09-25 218,999 1,800 418,625 52.3%
    2026-09-24 219,949 1,166 336,829 65.3%
    2026-09-23 324,483 1,785 481,594 67.4%
    2026-09-22 698,401 21,347 1,590,662 43.9%
    2026-09-21 136,482 401 315,339 43.3%
    2026-09-18 152,048 0 376,019 40.4%
    2026-09-17 338,084 2,459 1,279,978 26.4%
    2026-09-16 338,786 1,155 1,028,953 32.9%
    2026-09-15 359,220 1 644,411 55.7%
    2026-09-14 224,316 375 635,300 35.3%
    2026-09-11 188,404 2,595 420,122 44.8%
    2026-09-10 245,213 24 520,335 47.1%
    2026-09-09 313,211 15,522 606,469 51.6%
    2026-09-08 158,521 10,104 331,022 47.9%
    2026-09-04 131,438 4,697 262,066 50.2%
    2026-09-03 204,773 2,402 374,913 54.6%
    2026-09-02 199,095 611 486,035 41.0%
    2026-09-01 223,142 2,628 429,631 51.9%
    2026-08-31 240,922 0 389,019 61.9%
    2026-08-28 271,872 1,800 439,034 61.9%
    2026-08-27 246,593 18,125 631,996 39.0%
    2026-08-26 281,853 304 557,551 50.6%
    2026-08-25 191,929 12,224 445,844 43.0%
    2026-08-24 236,348 16,408 496,426 47.6%
    2026-08-21 378,568 15,577 772,428 49.0%
    2026-08-20 250,980 2,826 566,624 44.3%
    2026-08-19 590,056 16,583 1,359,863 43.4%
    2026-08-18 227,731 5,926 472,068 48.2%
    2026-08-17 400,956 19,405 931,637 43.0%
    2026-08-14 737,672 58,240 1,332,432 55.4%
    2026-08-13 2,169,265 25,992 5,058,282 42.9%
    2026-08-12 374,885 1,300 708,166 52.9%
    2026-08-11 358,725 1,277 616,924 58.1%
    2026-08-10 234,127 630 481,453 48.6%
    2026-08-07 250,452 422 373,272 67.1%
    2026-08-06 141,384 5,084 283,914 49.8%
    2026-08-05 228,190 0 349,562 65.3%
    2026-08-04 364,445 3,020 642,202 56.7%
    2026-08-03 153,177 1,609 395,595 38.7%
    2026-07-31 328,147 198 497,056 66.0%
    2026-07-30 264,595 0 468,488 56.5%
    2026-07-29 462,295 1,915 667,667 69.2%
    2026-07-28 641,583 5,270 953,058 67.3%
    2026-07-27 657,580 26,767 1,129,803 58.2%
    2026-07-24 125,866 309 210,635 59.8%
    Showing 1–50 of 64 days
    Key facts CIK 1285819 CUSIP 682143102 13F (30d) 2 filings 2 filers Visit website Investor relations