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ALKS · Alkermes plc.

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$46.10 -0.78 (-1.66%) At close · Sep 4
S&P 600 member Russell 2000 member Rebalance outlook locked
Market Cap
$7.80B
Shares
167.76M

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.

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    • Short Volume

    Date Short Volume Short Exempt Total Volume Short %
    2026-09-04 165,944 17 394,908 42.0%
    2026-09-03 113,414 22 299,615 37.9%
    2026-09-02 135,964 0 361,819 37.6%
    2026-09-01 170,185 425 402,833 42.2%
    2026-08-31 215,177 65 455,162 47.3%
    2026-08-28 230,862 0 461,504 50.0%
    2026-08-27 250,401 0 696,071 36.0%
    2026-08-26 126,785 2,400 208,262 60.9%
    2026-08-25 151,561 0 246,935 61.4%
    2026-08-24 202,503 0 477,436 42.4%
    2026-08-21 96,725 0 305,990 31.6%
    2026-08-20 210,296 106 562,158 37.4%
    2026-08-19 78,883 15 461,805 17.1%
    2026-08-18 88,483 1 330,839 26.7%
    2026-08-17 87,298 0 230,942 37.8%
    2026-08-14 192,062 0 347,741 55.2%
    2026-08-13 350,682 0 515,174 68.1%
    2026-08-12 235,546 0 340,480 69.2%
    2026-08-11 328,329 0 538,538 61.0%
    2026-08-10 228,274 0 439,527 51.9%
    2026-08-07 230,426 0 334,737 68.8%
    2026-08-06 196,036 0 459,638 42.7%
    2026-08-05 310,135 80 535,702 57.9%
    2026-08-04 193,057 0 445,476 43.3%
    2026-08-03 265,481 5 691,854 38.4%
    2026-07-31 315,344 0 586,768 53.7%
    2026-07-30 259,365 217 1,153,398 22.5%
    2026-07-29 877,649 640 1,762,064 49.8%
    2026-07-28 601,694 807 1,458,017 41.3%
    2026-07-27 210,191 146 456,710 46.0%
    2026-07-24 243,938 272 513,214 47.5%
    2026-07-23 295,648 305 436,992 67.7%
    2026-07-22 318,542 0 735,993 43.3%
    2026-07-21 187,728 0 431,804 43.5%
    2026-07-20 162,688 0 278,997 58.3%
    2026-07-17 238,368 0 386,377 61.7%
    2026-07-16 556,581 0 776,277 71.7%
    2026-07-15 307,569 493 508,330 60.5%
    2026-07-14 302,478 0 623,288 48.5%
    2026-07-13 283,945 4,153 635,161 44.7%
    2026-07-10 203,984 4,277 463,514 44.0%
    2026-07-09 214,018 300 615,906 34.7%
    2026-07-08 226,342 0 497,946 45.5%
    2026-07-07 317,649 0 740,702 42.9%
    2026-07-06 333,797 0 703,561 47.4%
    2026-07-02 250,018 0 634,311 39.4%
    2026-07-01 260,691 1,823 527,353 49.4%
    2026-06-30 734,411 500 1,199,132 61.2%
    2026-06-29 464,691 10,062 1,188,061 39.1%
    2026-06-26 932,681 84 1,380,273 67.6%
    Showing 1–50 of 63 days
    Key facts CIK 1520262 CUSIP G01767105 13F (30d) 283 filings 280 filers Visit website Investor relations