INSM · INSMED Inc
$123.74
-2.59 (-2.05%)
At close · Aug 14
Market Cap
$27.02B
Shares
218.38M
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 % |
|---|---|---|---|---|
| 2026-08-14 | 271,953 | 3 | 923,432 | 29.5% |
| 2026-08-13 | 253,991 | 1,922 | 1,008,768 | 25.2% |
| 2026-08-12 | 185,376 | 0 | 627,757 | 29.5% |
| 2026-08-11 | 430,452 | 0 | 997,640 | 43.1% |
| 2026-08-10 | 735,539 | 0 | 1,553,277 | 47.4% |
| 2026-08-07 | 1,110,280 | 35,956 | 2,428,062 | 45.7% |
| 2026-08-06 | 2,158,560 | 1,113 | 4,988,555 | 43.3% |
| 2026-08-05 | 335,649 | 141 | 1,967,342 | 17.1% |
| 2026-08-04 | 424,027 | 0 | 2,008,684 | 21.1% |
| 2026-08-03 | 276,061 | 467 | 1,571,493 | 17.6% |
| 2026-07-31 | 379,072 | 20 | 1,340,913 | 28.3% |
| 2026-07-30 | 643,095 | 10 | 1,579,424 | 40.7% |
| 2026-07-29 | 359,003 | 250 | 880,963 | 40.8% |
| 2026-07-28 | 240,855 | 0 | 766,904 | 31.4% |
| 2026-07-27 | 228,136 | 0 | 739,955 | 30.8% |
| 2026-07-24 | 288,388 | 20 | 714,789 | 40.3% |
| 2026-07-23 | 278,486 | 0 | 702,578 | 39.6% |
| 2026-07-22 | 361,378 | 0 | 786,399 | 46.0% |
| 2026-07-21 | 367,451 | 12 | 1,122,136 | 32.7% |
| 2026-07-20 | 478,680 | 5 | 884,515 | 54.1% |
| 2026-07-17 | 399,046 | 0 | 748,955 | 53.3% |
| 2026-07-16 | 690,450 | 5,810 | 1,285,582 | 53.7% |
| 2026-07-15 | 463,359 | 0 | 820,214 | 56.5% |
| 2026-07-14 | 364,054 | 25,589 | 728,679 | 50.0% |
| 2026-07-13 | 403,360 | 0 | 1,135,123 | 35.5% |
| 2026-07-10 | 613,156 | 0 | 1,173,144 | 52.3% |
| 2026-07-09 | 655,434 | 0 | 1,095,656 | 59.8% |
| 2026-07-08 | 661,741 | 0 | 1,255,337 | 52.7% |
| 2026-07-07 | 364,692 | 0 | 810,041 | 45.0% |
| 2026-07-06 | 474,606 | 1 | 966,699 | 49.1% |
| 2026-07-02 | 453,828 | 0 | 1,108,840 | 40.9% |
| 2026-07-01 | 423,084 | 474 | 868,497 | 48.7% |
| 2026-06-30 | 767,640 | 0 | 1,562,815 | 49.1% |
| 2026-06-29 | 630,336 | 0 | 1,248,207 | 50.5% |
| 2026-06-26 | 735,070 | 4 | 1,371,625 | 53.6% |
| 2026-06-25 | 738,639 | 2,469 | 1,853,746 | 39.8% |
| 2026-06-24 | 523,935 | 0 | 1,269,021 | 41.3% |
| 2026-06-23 | 622,649 | 2,654 | 2,472,801 | 25.2% |
| 2026-06-22 | 854,459 | 794 | 2,174,070 | 39.3% |
| 2026-06-18 | 1,374,875 | 4,562 | 3,494,926 | 39.3% |
| 2026-06-17 | 867,146 | 0 | 1,750,329 | 49.5% |
| 2026-06-16 | 501,312 | 0 | 1,370,887 | 36.6% |
| 2026-06-15 | 1,216,973 | 9,422 | 1,968,641 | 61.8% |
| 2026-06-12 | 1,284,695 | 0 | 2,338,502 | 54.9% |
| 2026-06-11 | 736,805 | 0 | 2,459,519 | 30.0% |
| 2026-06-10 | 752,578 | 4,023 | 2,237,482 | 33.6% |
| 2026-06-09 | 998,820 | 12,452 | 1,995,403 | 50.1% |
| 2026-06-08 | 794,357 | 9,435 | 2,129,553 | 37.3% |
| 2026-06-05 | 1,207,167 | 4,536 | 3,759,984 | 32.1% |
| 2026-06-04 | 408,766 | 138 | 794,580 | 51.4% |
Showing 1–50 of 62 days
Key facts
CIK
1104506
CUSIP
457669307
13F (30d)
609 filings
602 filers
Visit website
Investor relations