CLDX
Celldex Therapeutics, Inc
stockNASDAQ
At CloseOct 28, 2026 3:59:57 PM EDT
29.66USD-1.642%(-0.49)899,158
Pre-marketOct 28, 2026 9:02:30 AM EDT
30.06USD-0.299%(-0.09)
After-hoursOct 28, 2026 4:46:30 PM EDT
29.24USD-1.397%(-0.41)
As of 2026-10-15, there were 9,598,891 shares short with a short interest of 13.15%.
CLDX Short Interest - Official
CLDX Short Position Change - Official
CLDX Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 13.15 | 9,598,891 | 5.88 | -1,407,829 | -12.79 | 78,529,532 | 73,018,329 |
| 2026-09-30 | 17.94 | 11,006,720 | 3.81 | +2,053,593 | +22.94 | 78,529,532 | 61,336,644 |
| 2026-09-15 | 14.60 | 8,953,127 | 13.12 | +311,530 | +3.61 | 78,529,532 | 61,336,644 |
| 2026-08-31 | 14.09 | 8,641,597 | 12.23 | +1,071,895 | +14.16 | 78,529,532 | 61,336,644 |
| 2026-08-14 | 12.34 | 7,569,702 | 7.93 | -57,379 | -0.75 | 78,529,532 | 61,336,644 |
| 2026-07-31 | 12.43 | 7,627,081 | 7.62 | -36,110 | -0.47 | 78,492,072 | 61,336,644 |
| 2026-07-15 | 12.49 | 7,663,191 | 9.14 | -75,482 | -0.98 | 78,492,072 | 61,336,644 |
| 2026-06-30 | 12.62 | 7,738,673 | 4.30 | +443,280 | +6.08 | 78,492,072 | 61,336,644 |
| 2026-06-15 | 11.89 | 7,295,393 | 9.05 | +164,617 | +2.31 | 78,492,072 | 61,336,644 |
| 2026-05-15 | 11.63 | 7,130,776 | 10.06 | -468,577 | -6.17 | 78,492,072 | 61,336,644 |
| 2026-04-30 | 13.52 | 7,599,353 | 9.41 | -709,746 | -8.54 | 78,488,660 | 56,223,562 |
| 2026-04-15 | 14.78 | 8,309,099 | 5.54 | -766,701 | -8.45 | 78,463,096 | 56,223,562 |
| 2026-03-31 | 16.14 | 9,075,800 | 8.49 | -161,212 | -1.75 | 66,566,346 | 56,223,562 |
| 2026-03-13 | 16.43 | 9,237,012 | 9.95 | +230,941 | +2.56 | 66,566,346 | 56,223,562 |
| 2026-02-27 | 16.02 | 9,006,071 | 8.44 | -175,642 | -1.91 | 66,449,471 | 56,223,562 |
| 2026-02-13 | 16.33 | 9,181,713 | 13.30 | -55,422 | -0.60 | 66,449,471 | 56,223,562 |
| 2026-01-30 | 16.43 | 9,237,135 | 19.42 | +202,734 | +2.24 | 66,449,471 | 56,223,562 |
| 2026-01-15 | 16.07 | 9,034,401 | 10.84 | +789,951 | +9.58 | 66,449,471 | 56,223,562 |
| 2025-12-31 | 14.66 | 8,244,450 | 12.26 | +1,379,018 | +20.09 | 66,449,471 | 56,223,562 |
| 2025-12-15 | 12.21 | 6,865,432 | 7.90 | -1,810,077 | -20.86 | 66,449,471 | 56,243,497 |
| 2025-11-28 | 13.44 | 8,675,509 | 13.27 | -169,769 | -1.92 | 66,449,471 | 64,566,985 |
| 2025-11-14 | 13.70 | 8,845,278 | 8.49 | +1,335,791 | +17.79 | 66,449,471 | 64,564,740 |
| 2025-10-31 | 11.64 | 7,509,487 | 10.41 | +113,791 | +1.54 | 66,406,544 | 64,523,477 |
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.