RMBS
Rambus Inc
stockNASDAQ
Market OpenOct 28, 2026 12:54:44 PM EDT
89.40USD+0.551%(+0.49)553,973
Pre-marketOct 28, 2026 9:29:30 AM EDT
90.43USD+1.710%(+1.52)
As of 2026-10-15, there were 4,287,851 shares short with a short interest of 3.98%.
RMBS Short Interest - Official
RMBS Short Position Change - Official
RMBS 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 | 3.98 | 4,287,851 | 2.87 | -496,538 | -10.38 | 108,461,603 | 107,615,602 |
| 2026-09-30 | 4.45 | 4,784,389 | 1.45 | -1,437,920 | -23.11 | 108,461,603 | 107,606,126 |
| 2026-09-15 | 5.78 | 6,222,309 | 3.22 | +161,400 | +2.66 | 108,461,603 | 107,606,126 |
| 2026-08-31 | 5.63 | 6,060,909 | 3.14 | +628,818 | +11.58 | 108,461,603 | 107,606,126 |
| 2026-08-14 | 5.05 | 5,432,091 | 2.83 | +1,344,960 | +32.91 | 108,461,603 | 107,606,126 |
| 2026-07-31 | 3.80 | 4,087,131 | 1.29 | -494,585 | -10.79 | 108,461,603 | 107,619,127 |
| 2026-07-15 | 4.27 | 4,581,716 | 1.61 | -297,049 | -6.09 | 108,136,967 | 107,283,799 |
| 2026-06-30 | 4.55 | 4,878,765 | 1.06 | -2,803,531 | -36.49 | 108,136,967 | 107,283,799 |
| 2026-06-15 | 7.16 | 7,682,296 | 2.76 | +49,670 | +0.65 | 108,136,967 | 107,283,799 |
| 2026-05-15 | 7.12 | 7,632,626 | 3.35 | +754,363 | +10.97 | 108,136,967 | 107,254,569 |
| 2026-04-30 | 6.43 | 6,878,263 | 2.08 | +115,005 | +1.70 | 108,136,967 | 106,947,178 |
| 2026-04-15 | 6.32 | 6,763,258 | 3.42 | +772,555 | +12.90 | 108,159,372 | 106,947,178 |
| 2026-03-31 | 5.60 | 5,990,703 | 3.15 | -924,079 | -13.36 | 108,159,372 | 106,947,178 |
| 2026-03-13 | 6.47 | 6,914,782 | 3.34 | +592,853 | +9.38 | 107,790,732 | 106,947,178 |
| 2026-02-27 | 5.91 | 6,321,929 | 4.36 | -125,831 | -1.95 | 107,790,732 | 106,947,178 |
| 2026-02-13 | 6.03 | 6,447,760 | 1.49 | +1,674,578 | +35.08 | 107,650,133 | 106,947,178 |
| 2026-01-30 | 4.46 | 4,773,182 | 1.63 | +462,332 | +10.72 | 107,650,133 | 106,947,178 |
| 2026-01-15 | 4.03 | 4,310,850 | 2.48 | +228,568 | +5.60 | 107,650,133 | 106,947,178 |
| 2025-12-31 | 3.82 | 4,082,282 | 3.44 | +39,044 | +0.97 | 107,650,133 | 106,947,178 |
| 2025-12-15 | 3.78 | 4,043,238 | 3.20 | +415,625 | +11.46 | 107,650,133 | 106,947,178 |
| 2025-11-28 | 3.39 | 3,627,613 | 2.10 | -63,400 | -1.72 | 107,650,133 | 106,947,178 |
| 2025-11-14 | 3.45 | 3,691,013 | 2.08 | -620,251 | -14.39 | 107,650,133 | 106,935,336 |
| 2025-10-31 | 4.03 | 4,311,264 | 1.78 | -109,118 | -2.47 | 107,650,133 | 106,935,336 |
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.