ZS
Zscaler, Inc. Common Stock
stockNASDAQ
At CloseOct 5, 2026 3:59:54 PM EDT
201.80USD+2.645%(+5.20)2,367,800
190.72Bid201.54Ask10.82SpreadPre-marketOct 5, 2026 9:22:30 AM EDT
197.38USD+0.397%(+0.78)
After-hoursOct 5, 2026 4:23:33 PM EDT
201.82USD+0.010%(+0.02)
As of 2026-09-15, there were 6,501,392 shares short with a short interest of 6.20%.
ZS Short Interest - Official
Short Interest
ZS Short Position Change - Official
Short Position Change
ZS 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 | 6.20 | 6,501,392 | 1.47 | +148,429 | +2.34 | 163,054,698 | 104,843,223 |
| 2026-08-31 | 6.06 | 6,352,963 | 2.92 | +123,099 | +1.98 | 161,709,525 | 104,843,223 |
| 2026-08-14 | 5.94 | 6,229,864 | 2.74 | -1,189,034 | -16.03 | 161,709,525 | 104,843,223 |
| 2026-07-31 | 7.08 | 7,418,898 | 3.63 | -630,498 | -7.83 | 161,709,525 | 104,842,737 |
| 2026-07-15 | 7.68 | 8,049,396 | 2.84 | -235,704 | -2.84 | 161,709,525 | 104,841,929 |
| 2026-06-30 | 7.90 | 8,285,100 | 1.93 | -3,591,147 | -30.24 | 161,709,525 | 104,839,503 |
| 2026-06-15 | 11.33 | 11,876,247 | 2.22 | +740,964 | +6.65 | 161,709,525 | 104,823,171 |
| 2026-05-15 | 10.72 | 11,135,283 | 3.66 | +959,536 | +9.43 | 160,790,703 | 103,890,602 |
| 2026-04-30 | 9.89 | 10,175,747 | 4.28 | -333,479 | -3.17 | 160,790,703 | 102,908,365 |
| 2026-04-15 | 10.21 | 10,509,226 | 3.18 | +2,319,788 | +28.33 | 160,790,703 | 102,908,365 |
| 2026-03-31 | 7.96 | 8,189,438 | 3.12 | +359,189 | +4.59 | 160,790,703 | 102,908,365 |
| 2026-03-13 | 7.61 | 7,830,249 | 2.90 | +675,039 | +9.43 | 160,790,703 | 102,908,365 |
| 2026-02-27 | 6.95 | 7,155,210 | 1.68 | +48,221 | +0.68 | 159,471,208 | 102,908,365 |
| 2026-02-13 | 6.91 | 7,106,989 | 2.64 | -573,718 | -7.47 | 159,471,208 | 102,908,365 |
| 2026-01-30 | 7.46 | 7,680,707 | 4.13 | +751,106 | +10.84 | 159,471,208 | 102,908,365 |
| 2026-01-15 | 6.73 | 6,929,601 | 4.15 | -101,498 | -1.44 | 159,471,208 | 102,908,365 |
| 2025-12-31 | 6.83 | 7,031,099 | 4.90 | +644,949 | +10.10 | 159,471,208 | 102,908,365 |
| 2025-12-15 | 6.21 | 6,386,150 | 3.12 | +501,432 | +8.52 | 159,471,208 | 102,824,349 |
| 2025-11-28 | 5.77 | 5,884,718 | 2.16 | +349,179 | +6.31 | 159,471,208 | 101,967,192 |
| 2025-11-14 | 5.45 | 5,535,539 | 4.23 | -395,802 | -6.67 | 158,300,823 | 101,592,719 |
| 2025-10-31 | 5.84 | 5,931,341 | 5.38 | +562,665 | +10.48 | 158,300,823 | 101,592,719 |
| 2025-10-15 | 5.28 | 5,368,676 | 3.88 | -304,979 | -5.38 | 158,300,823 | 101,589,553 |
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.