CTMX
CytomX Therapeutics, Inc.
stockNASDAQ
Market OpenOct 5, 2026 10:54:56 AM EDT
2.52USD-1.563%(-0.04)371,544
2.5100Bid2.5200Ask0.0100SpreadPre-marketOct 5, 2026 9:22:30 AM EDT
2.6795USD+4.668%(+0.1195)
As of 2026-09-15, there were 38,639,220 shares short with a short interest of 22.32%.
CTMX Short Interest - Official
Short Interest
CTMX Short Position Change - Official
Short Position Change
CTMX Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 22.32 | 38,639,220 | 9.29 | +5,126,927 | +15.30 | 217,899,284 | 173,117,425 |
| 2026-08-31 | 19.36 | 33,512,293 | 11.81 | -1,107,706 | -3.20 | 217,899,284 | 173,117,425 |
| 2026-08-14 | 20.00 | 34,619,999 | 15.93 | -490,953 | -1.40 | 217,899,284 | 173,117,425 |
| 2026-07-31 | 25.10 | 35,110,952 | 11.78 | -5,211,304 | -12.92 | 217,702,919 | 139,910,339 |
| 2026-07-15 | 28.82 | 40,322,256 | 10.38 | +4,754,794 | +13.37 | 217,702,919 | 139,910,339 |
| 2026-06-30 | 25.42 | 35,567,462 | 4.32 | +4,961,900 | +16.21 | 217,702,919 | 139,910,339 |
| 2026-06-15 | 21.88 | 30,605,562 | 8.65 | -528,205 | -1.70 | 217,702,919 | 139,910,339 |
| 2026-05-15 | 22.25 | 31,133,767 | 10.32 | +1,390,969 | +4.68 | 217,702,919 | 139,910,339 |
| 2026-04-30 | 22.57 | 29,742,798 | 8.44 | +2,224,823 | +8.08 | 216,177,309 | 131,773,295 |
| 2026-04-15 | 20.88 | 27,517,975 | 5.41 | +5,486,822 | +24.90 | 216,177,309 | 131,773,295 |
| 2026-03-31 | 16.72 | 22,031,153 | 1.14 | +1,615,979 | +7.92 | 216,177,309 | 131,773,295 |
| 2026-03-13 | 15.49 | 20,415,174 | 7.10 | +1,550,598 | +8.22 | 169,435,395 | 131,773,295 |
| 2026-02-27 | 14.32 | 18,864,576 | 8.03 | +1,902,697 | +11.22 | 169,435,395 | 131,773,295 |
| 2026-02-13 | 12.87 | 16,961,879 | 4.66 | +2,148,129 | +14.50 | 169,435,395 | 131,773,295 |
| 2026-01-30 | 11.24 | 14,813,750 | 3.33 | -1,304,413 | -8.09 | 169,435,395 | 131,773,295 |
| 2026-01-15 | 12.23 | 16,118,163 | 7.49 | -7,578,592 | -31.98 | 169,435,395 | 131,773,295 |
| 2025-12-31 | 17.98 | 23,696,755 | 6.56 | +6,926,017 | +41.30 | 169,435,395 | 131,773,295 |
| 2025-12-15 | 12.73 | 16,770,738 | 9.20 | -417,224 | -2.43 | 169,435,395 | 131,773,295 |
| 2025-11-28 | 13.04 | 17,187,962 | 7.62 | -12,131,770 | -41.38 | 169,435,395 | 131,773,295 |
| 2025-11-14 | 21.98 | 29,319,732 | 5.59 | +594,570 | +2.07 | 169,435,395 | 133,365,988 |
| 2025-10-31 | 23.88 | 28,725,162 | 12.11 | +325,968 | +1.15 | 164,912,906 | 120,279,228 |
| 2025-10-15 | 23.61 | 28,399,194 | 8.58 | -2,966,996 | -9.46 | 164,912,906 | 120,279,228 |
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.