CMPX
Compass Therapeutics, Inc. Common Stock
stockNASDAQ
At CloseNov 13, 2026 3:59:32 PM EST
0.77USD-5.756%(-0.05)1,549,274
After-hoursNov 13, 2026 4:12:30 PM EST
0.774USD+0.155%(+0.001)
As of 2026-10-30, there were 40,787,255 shares short with a short interest of 31.68%.
CMPX Short Interest - Official
CMPX Short Position Change - Official
CMPX Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-30 | 31.68 | 40,787,255 | 18.93 | -1,056,937 | -2.53 | 180,087,915 | 128,740,589 |
| 2026-10-15 | 32.50 | 41,844,192 | 5.58 | +1,486,482 | +3.68 | 180,087,915 | 128,740,409 |
| 2026-09-30 | 32.89 | 40,357,710 | 6.26 | -1,289,802 | -3.10 | 180,087,915 | 122,693,896 |
| 2026-09-15 | 33.94 | 41,647,512 | 15.99 | +858,621 | +2.11 | 180,087,915 | 122,693,896 |
| 2026-08-31 | 33.24 | 40,788,891 | 17.26 | +590,953 | +1.47 | 180,087,915 | 122,693,896 |
| 2026-08-14 | 32.76 | 40,197,938 | 9.78 | +323,688 | +0.81 | 180,087,915 | 122,693,896 |
| 2026-07-31 | 32.50 | 39,874,250 | 17.62 | +575,782 | +1.47 | 180,087,915 | 122,693,896 |
| 2026-07-15 | 40.50 | 39,298,468 | 15.67 | +2,159,649 | +5.82 | 180,087,915 | 97,028,680 |
| 2026-06-30 | 38.28 | 37,138,819 | 8.89 | +4,641,594 | +14.28 | 180,087,915 | 97,028,680 |
| 2026-06-15 | 33.49 | 32,497,225 | 9.48 | +1,474,526 | +4.75 | 180,087,915 | 97,028,680 |
| 2026-05-15 | 31.97 | 31,022,699 | 4.07 | +605,983 | +1.99 | 180,087,915 | 97,028,680 |
| 2026-04-30 | 31.35 | 30,416,716 | 1.35 | +4,348,699 | +16.68 | 180,087,915 | 97,028,680 |
| 2026-04-15 | 26.87 | 26,068,017 | 9.43 | -59,463 | -0.23 | 180,087,915 | 97,028,680 |
| 2026-03-31 | 26.93 | 26,127,480 | 12.05 | +2,309,566 | +9.70 | 180,087,915 | 97,028,680 |
| 2026-03-13 | 24.55 | 23,817,914 | 11.82 | +809,424 | +3.52 | 177,862,102 | 97,028,680 |
| 2026-02-27 | 23.71 | 23,008,490 | 12.27 | +643,849 | +2.88 | 177,862,102 | 97,028,680 |
| 2026-02-13 | 23.05 | 22,364,641 | 11.30 | +430,934 | +1.96 | 177,862,102 | 97,028,680 |
| 2026-01-30 | 22.61 | 21,933,707 | 9.88 | -1,060,307 | -4.61 | 177,862,102 | 97,028,680 |
| 2026-01-15 | 23.70 | 22,994,014 | 7.80 | +1,406,364 | +6.51 | 177,862,102 | 97,028,680 |
| 2025-12-31 | 22.25 | 21,587,650 | 10.73 | +3,081,551 | +16.65 | 177,862,102 | 97,028,680 |
| 2025-12-15 | 19.07 | 18,506,099 | 11.08 | +1,091,281 | +6.27 | 177,862,102 | 97,028,680 |
| 2025-11-28 | 17.95 | 17,414,818 | 8.30 | +806,393 | +4.86 | 177,862,102 | 97,028,680 |
| 2025-11-14 | 17.12 | 16,608,425 | 7.73 | -90,780 | -0.54 | 177,862,102 | 97,028,680 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.