RBRK
Rubrik, Inc.
stockNYSE
At CloseOct 8, 2026 3:59:54 PM EDT
120.91USD-2.279%(-2.82)2,412,335
Pre-marketOct 8, 2026 9:21:30 AM EDT
123.39USD-0.272%(-0.34)
After-hoursOct 8, 2026 4:10:30 PM EDT
120.89USD-0.017%(-0.02)
As of 2026-09-15, there were 13,722,476 shares short with a short interest of 8.72%.
RBRK Short Interest - Official
Short Interest
RBRK Short Position Change - Official
Short Position Change
RBRK 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 | 8.72 | 13,722,476 | 4.22 | -1,503,915 | -9.88 | 207,304,433 | 157,407,396 |
| 2026-08-31 | 9.67 | 15,226,391 | 3.62 | +253,362 | +1.69 | 205,828,566 | 157,407,396 |
| 2026-08-14 | 9.51 | 14,973,029 | 4.21 | +2,206,472 | +17.28 | 205,828,566 | 157,407,396 |
| 2026-07-31 | 8.11 | 12,766,557 | 6.26 | -904,835 | -6.62 | 205,828,566 | 157,407,396 |
| 2026-07-15 | 8.68 | 13,671,392 | 4.06 | +641,834 | +4.93 | 205,828,566 | 157,450,620 |
| 2026-06-30 | 8.29 | 13,029,558 | 3.23 | -1,338,718 | -9.32 | 205,828,566 | 157,199,509 |
| 2026-06-15 | 9.12 | 14,368,276 | 2.61 | -1,494,748 | -9.42 | 205,828,566 | 157,516,485 |
| 2026-05-15 | 10.25 | 15,863,024 | 5.12 | +3,023,421 | +23.55 | 205,809,836 | 154,723,042 |
| 2026-04-30 | 7.29 | 12,839,603 | 4.41 | -299,630 | -2.28 | 205,809,836 | 176,134,167 |
| 2026-04-15 | 7.46 | 13,139,233 | 3.46 | -590,840 | -4.30 | 202,276,140 | 176,134,167 |
| 2026-03-31 | 7.80 | 13,730,073 | 2.91 | -606,304 | -4.23 | 202,276,140 | 176,134,167 |
| 2026-03-13 | 8.14 | 14,336,377 | 3.24 | +1,640,589 | +12.92 | 200,141,545 | 176,134,167 |
| 2026-02-27 | 7.21 | 12,695,788 | 4.27 | -1,471,340 | -10.39 | 200,141,545 | 176,134,167 |
| 2026-02-13 | 8.04 | 14,167,128 | 2.92 | +1,171,651 | +9.02 | 200,141,545 | 176,134,167 |
| 2026-01-30 | 7.38 | 12,995,477 | 2.81 | +1,107,913 | +9.32 | 200,141,545 | 176,134,167 |
| 2026-01-15 | 6.75 | 11,887,564 | 4.03 | +1,317,301 | +12.46 | 200,141,545 | 176,134,167 |
| 2025-12-31 | 6.00 | 10,570,263 | 3.06 | -329,896 | -3.03 | 200,141,545 | 176,134,167 |
| 2025-12-15 | 6.19 | 10,900,159 | 2.01 | -547,880 | -4.79 | 200,141,545 | 176,134,181 |
| 2025-11-28 | 6.59 | 11,448,039 | 5.58 | -1,118,671 | -8.90 | 197,458,685 | 173,774,501 |
| 2025-11-14 | 7.23 | 12,566,710 | 6.27 | +658,524 | +5.53 | 197,458,685 | 173,774,501 |
| 2025-10-31 | 6.85 | 11,908,186 | 4.04 | +338,245 | +2.92 | 197,458,685 | 173,774,501 |
| 2025-10-15 | 6.66 | 11,569,941 | 4.15 | -440,915 | -3.67 | 197,458,685 | 173,774,501 |
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.