SNDX
Syndax Pharmaceuticals, Inc.
stockNASDAQ
Market OpenOct 5, 2026 10:46:16 AM EDT
17.67USD+0.426%(+0.07)289,066
17.65Bid17.68Ask0.03SpreadAs of 2026-09-15, there were 20,660,449 shares short with a short interest of 25.75%.
SNDX Short Interest - Official
Short Interest
SNDX Short Position Change - Official
Short Position Change
SNDX 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 | 25.75 | 20,660,449 | 14.73 | -1,021,458 | -4.71 | 89,297,086 | 80,225,395 |
| 2026-08-31 | 27.03 | 21,681,907 | 19.65 | -1,220,524 | -5.33 | 89,297,086 | 80,225,395 |
| 2026-08-14 | 28.55 | 22,902,431 | 15.03 | +237,215 | +1.05 | 89,297,086 | 80,225,395 |
| 2026-07-31 | 28.47 | 22,665,216 | 18.58 | +1,849,106 | +8.88 | 88,610,027 | 79,608,134 |
| 2026-07-15 | 26.15 | 20,816,110 | 9.83 | -996,675 | -4.57 | 88,610,027 | 79,608,134 |
| 2026-06-30 | 27.41 | 21,812,785 | 8.56 | +1,957,260 | +9.86 | 88,610,027 | 79,573,576 |
| 2026-06-15 | 24.95 | 19,855,525 | 9.10 | -1,857,139 | -8.55 | 88,610,027 | 79,573,576 |
| 2026-05-15 | 28.91 | 21,712,664 | 10.54 | +1,801,337 | +9.05 | 88,610,027 | 75,100,542 |
| 2026-04-30 | 27.17 | 19,911,327 | 12.66 | -1,056,761 | -5.04 | 88,200,596 | 73,277,031 |
| 2026-04-15 | 28.61 | 20,968,088 | 15.24 | +272,278 | +1.32 | 88,200,596 | 73,277,031 |
| 2026-03-31 | 28.24 | 20,695,810 | 13.63 | +210,197 | +1.03 | 88,200,596 | 73,277,031 |
| 2026-03-13 | 27.96 | 20,485,613 | 13.48 | -1,313,043 | -6.02 | 88,200,596 | 73,277,031 |
| 2026-02-27 | 29.75 | 21,798,656 | 19.86 | -319,294 | -1.44 | 86,914,838 | 73,277,031 |
| 2026-02-13 | 30.18 | 22,117,950 | 17.85 | +970,730 | +4.59 | 86,914,838 | 73,277,031 |
| 2026-01-30 | 28.86 | 21,147,220 | 17.22 | -1,197,246 | -5.36 | 86,914,838 | 73,277,031 |
| 2026-01-15 | 30.49 | 22,344,466 | 16.06 | -224,650 | -1.00 | 86,914,838 | 73,277,031 |
| 2025-12-31 | 30.80 | 22,569,116 | 18.21 | -257,077 | -1.13 | 86,914,838 | 73,277,031 |
| 2025-12-15 | 31.15 | 22,826,193 | 12.48 | -2,395,415 | -9.50 | 86,914,838 | 73,277,031 |
| 2025-11-28 | 34.42 | 25,221,608 | 10.65 | -401,159 | -1.57 | 86,914,838 | 73,276,162 |
| 2025-11-14 | 32.92 | 25,622,767 | 7.59 | +277,823 | +1.10 | 86,914,838 | 77,838,321 |
| 2025-10-31 | 34.84 | 25,344,944 | 5.92 | +3,321,902 | +15.08 | 86,141,862 | 72,737,327 |
| 2025-10-15 | 30.28 | 22,023,042 | 10.96 | -784,035 | -3.44 | 86,141,862 | 72,737,327 |
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.