SPRO · Spero Therapeutics, Inc. · Short Volume
Market Cap
$70.46M
Shares
58.23M
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 % |
|---|---|---|---|---|
| 2026-09-08 | 54,974 | 0 | 189,109 | 29.1% |
| 2026-09-04 | 16,615 | 0 | 222,744 | 7.5% |
| 2026-09-03 | 27,375 | 0 | 97,115 | 28.2% |
| 2026-09-02 | 11,574 | 100 | 92,256 | 12.5% |
| 2026-09-01 | 41,231 | 0 | 209,020 | 19.7% |
| 2026-08-31 | 44,832 | 3,300 | 155,985 | 28.7% |
| 2026-08-28 | 32,675 | 0 | 116,581 | 28.0% |
| 2026-08-27 | 45,628 | 0 | 325,226 | 14.0% |
| 2026-08-26 | 19,436 | 0 | 70,052 | 27.7% |
| 2026-08-25 | 133,235 | 0 | 352,851 | 37.8% |
| 2026-08-24 | 63,131 | 0 | 179,256 | 35.2% |
| 2026-08-21 | 34,443 | 0 | 152,891 | 22.5% |
| 2026-08-20 | 103,186 | 0 | 274,563 | 37.6% |
| 2026-08-19 | 61,137 | 0 | 259,188 | 23.6% |
| 2026-08-18 | 34,614 | 0 | 222,247 | 15.6% |
| 2026-08-17 | 41,807 | 0 | 101,694 | 41.1% |
| 2026-08-14 | 100,134 | 300 | 375,537 | 26.7% |
| 2026-08-13 | 148,894 | 0 | 582,389 | 25.6% |
| 2026-08-12 | 77,354 | 0 | 233,970 | 33.1% |
| 2026-08-11 | 58,622 | 0 | 164,343 | 35.7% |
| 2026-08-10 | 43,615 | 0 | 177,548 | 24.6% |
| 2026-08-07 | 61,341 | 0 | 255,762 | 24.0% |
| 2026-08-06 | 80,326 | 0 | 321,394 | 25.0% |
| 2026-08-05 | 86,346 | 0 | 318,745 | 27.1% |
| 2026-08-04 | 76,447 | 0 | 461,001 | 16.6% |
| 2026-08-03 | 189,299 | 0 | 857,982 | 22.1% |
| 2026-07-31 | 169,099 | 0 | 560,709 | 30.2% |
| 2026-07-30 | 33,333 | 0 | 234,853 | 14.2% |
| 2026-07-29 | 79,709 | 0 | 566,922 | 14.1% |
| 2026-07-28 | 137,491 | 0 | 770,506 | 17.8% |
| 2026-07-27 | 80,146 | 0 | 596,616 | 13.4% |
| 2026-07-24 | 1,099,928 | 160,852 | 4,828,137 | 22.8% |
| 2026-07-23 | 238,393 | 3,450 | 1,140,862 | 20.9% |
| 2026-07-22 | 212,777 | 10,209 | 1,177,792 | 18.1% |
| 2026-07-21 | 163,263 | 12,596 | 926,879 | 17.6% |
| 2026-07-20 | 185,929 | 5,218 | 947,762 | 19.6% |
| 2026-07-17 | 141,287 | 4,754 | 616,835 | 22.9% |
| 2026-07-16 | 212,047 | 23,865 | 1,102,874 | 19.2% |
| 2026-07-15 | 117,523 | 10,900 | 681,468 | 17.2% |
| 2026-07-14 | 1,920,575 | 157,615 | 4,924,928 | 39.0% |
| 2026-07-13 | 165,652 | 3,001 | 296,243 | 55.9% |
| 2026-07-10 | 162,765 | 0 | 241,697 | 67.3% |
| 2026-07-09 | 77,271 | 953 | 176,744 | 43.7% |
| 2026-07-08 | 52,849 | 0 | 113,413 | 46.6% |
| 2026-07-07 | 122,341 | 4 | 523,905 | 23.4% |
| 2026-07-06 | 71,535 | 128 | 135,640 | 52.7% |
| 2026-07-02 | 126,072 | 1,473 | 265,233 | 47.5% |
| 2026-07-01 | 59,594 | 3 | 162,058 | 36.8% |
| 2026-06-30 | 165,340 | 12 | 234,477 | 70.5% |
| 2026-06-29 | 154,853 | 680 | 254,955 | 60.7% |
Showing 1–50 of 63 days