AMBA
Ambarella, Inc.
stockNASDAQ
At CloseNov 13, 2026 3:59:47 PM EST
60.12USD-1.539%(-0.94)640,528
Pre-marketNov 13, 2026 8:20:30 AM EST
60.58USD-0.786%(-0.48)
After-hoursNov 13, 2026 4:03:30 PM EST
59.50USD-1.030%(-0.62)
As of 2026-10-30, there were 4,651,482 shares short with a short interest of 11.04%.
AMBA Short Interest - Official
AMBA Short Position Change - Official
AMBA Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-30 | 11.04 | 4,651,482 | 2.60 | -68,164 | -1.44 | 44,140,971 | 42,123,315 |
| 2026-10-15 | 11.20 | 4,719,646 | 4.32 | -434,266 | -8.43 | 44,140,971 | 42,123,403 |
| 2026-09-30 | 12.31 | 5,153,912 | 3.52 | -553,385 | -9.70 | 44,140,971 | 41,850,687 |
| 2026-09-15 | 13.64 | 5,707,297 | 2.25 | +1,343,206 | +30.78 | 44,140,971 | 41,850,687 |
| 2026-08-31 | 10.43 | 4,364,091 | 4.63 | +293,384 | +7.21 | 43,868,185 | 41,850,687 |
| 2026-08-14 | 9.73 | 4,070,707 | 3.42 | -1,084,183 | -21.03 | 43,868,185 | 41,850,687 |
| 2026-07-31 | 12.32 | 5,154,890 | 2.16 | +1,209,377 | +30.65 | 43,868,185 | 41,850,687 |
| 2026-07-15 | 9.43 | 3,945,513 | 2.27 | +650,200 | +19.73 | 43,868,185 | 41,857,706 |
| 2026-06-30 | 7.88 | 3,295,313 | 1.79 | +425,059 | +14.81 | 43,868,185 | 41,826,560 |
| 2026-06-15 | 6.87 | 2,870,254 | 1.76 | +653,248 | +29.47 | 43,868,185 | 41,790,588 |
| 2026-05-29 | 5.36 | 2,217,006 | 1.10 | -190,639 | -7.92 | 43,861,484 | 41,346,525 |
| 2026-05-15 | 5.83 | 2,407,645 | 2.49 | -218,943 | -8.34 | 43,788,879 | 41,289,848 |
| 2026-04-30 | 6.45 | 2,626,588 | 3.53 | +70,080 | +2.74 | 43,788,879 | 40,697,346 |
| 2026-04-15 | 6.28 | 2,556,508 | 3.71 | +460,092 | +21.95 | 43,788,879 | 40,697,346 |
| 2026-03-31 | 5.15 | 2,096,416 | 2.51 | -143,107 | -6.39 | 43,788,879 | 40,697,346 |
| 2026-03-13 | 5.50 | 2,239,523 | 2.66 | +257,796 | +13.01 | 43,050,486 | 40,697,346 |
| 2026-02-27 | 4.87 | 1,981,727 | 1.84 | -40,342 | -2.00 | 43,050,486 | 40,697,346 |
| 2026-02-13 | 4.97 | 2,022,069 | 2.82 | -251,131 | -11.05 | 43,050,486 | 40,697,346 |
| 2026-01-30 | 5.59 | 2,273,200 | 3.16 | -55,721 | -2.39 | 43,050,486 | 40,697,346 |
| 2026-01-15 | 5.72 | 2,328,921 | 1.63 | +125,376 | +5.69 | 43,050,486 | 40,697,346 |
| 2025-12-31 | 5.41 | 2,203,545 | 3.78 | -181,219 | -7.60 | 43,050,486 | 40,697,346 |
| 2025-12-15 | 5.86 | 2,384,764 | 2.34 | -401,932 | -14.42 | 43,050,486 | 40,668,933 |
| 2025-11-28 | 6.92 | 2,786,696 | 2.05 | +856,815 | +44.40 | 42,689,006 | 40,292,055 |
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.