HRTX
Heron Therapeutics, Inc.
stockNASDAQ
At CloseOct 21, 2026 3:59:51 PM EDT
0.34USD-4.542%(-0.02)3,164,736
After-hoursOct 21, 2026 4:25:30 PM EDT
0.3334USD-1.478%(-0.005)
As of 2026-09-30, there were 46,021,379 shares short with a short interest of 33.98%.
HRTX Short Interest - Official
HRTX Short Position Change - Official
HRTX Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-30 | 33.98 | 46,021,379 | 17.30 | +2,641,106 | +6.09 | 189,852,307 | 135,436,960 |
| 2026-09-15 | 32.03 | 43,380,273 | 27.84 | -1,483,811 | -3.31 | 189,852,307 | 135,436,960 |
| 2026-08-31 | 33.13 | 44,864,084 | 18.54 | -1,874,068 | -4.01 | 189,852,307 | 135,436,960 |
| 2026-08-14 | 34.51 | 46,738,152 | 12.33 | +3,495,541 | +8.08 | 189,852,307 | 135,436,960 |
| 2026-07-31 | 31.93 | 43,242,611 | 24.44 | +612,497 | +1.44 | 189,279,369 | 135,436,960 |
| 2026-07-15 | 32.27 | 42,630,114 | 13.35 | +2,130,255 | +5.26 | 189,279,369 | 132,121,865 |
| 2026-06-30 | 30.65 | 40,499,859 | 11.12 | -1,375,752 | -3.29 | 189,279,369 | 132,121,865 |
| 2026-06-15 | 31.69 | 41,875,611 | 6.70 | +2,195,605 | +5.53 | 189,279,369 | 132,121,865 |
| 2026-05-15 | 30.03 | 39,680,006 | 14.04 | -1,195,839 | -2.93 | 189,279,369 | 132,121,865 |
| 2026-04-30 | 30.99 | 40,875,845 | 17.80 | -272,981 | -0.66 | 188,537,136 | 131,910,998 |
| 2026-04-15 | 31.19 | 41,148,826 | 26.81 | +1,727,396 | +4.38 | 188,537,136 | 131,910,998 |
| 2026-03-31 | 29.88 | 39,421,430 | 18.36 | +2,596,048 | +7.05 | 188,537,136 | 131,910,998 |
| 2026-03-13 | 27.92 | 36,825,382 | 19.37 | -308,397 | -0.83 | 188,537,136 | 131,910,998 |
| 2026-02-27 | 28.15 | 37,133,779 | 16.51 | +1,771,247 | +5.01 | 183,362,522 | 131,910,998 |
| 2026-02-13 | 26.81 | 35,362,532 | 34.33 | +98,162 | +0.28 | 183,362,522 | 131,910,998 |
| 2026-01-30 | 26.73 | 35,264,370 | 36.42 | -223,454 | -0.63 | 183,362,522 | 131,910,998 |
| 2026-01-15 | 26.90 | 35,487,824 | 15.67 | +1,434,763 | +4.21 | 183,362,522 | 131,910,998 |
| 2025-12-31 | 25.82 | 34,053,061 | 19.93 | +957,977 | +2.89 | 183,362,522 | 131,910,998 |
| 2025-12-15 | 25.09 | 33,095,084 | 15.31 | -2,871,426 | -7.98 | 183,362,522 | 131,910,998 |
| 2025-11-28 | 27.27 | 35,966,510 | 17.10 | -626,046 | -1.71 | 183,362,522 | 131,910,998 |
| 2025-11-14 | 24.10 | 36,592,556 | 16.24 | +1,719,409 | +4.93 | 183,362,522 | 151,862,674 |
| 2025-10-31 | 22.97 | 34,873,147 | 20.69 | +1,976,859 | +6.01 | 183,314,409 | 151,851,040 |
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.