PSNL
Personalis, Inc. Common Stock
stockNASDAQ
Market OpenOct 5, 2026 11:57:31 AM EDT
16.34USD+0.369%(+0.06)245,245
16.32Bid16.35Ask0.03SpreadPre-marketOct 5, 2026 9:28:30 AM EDT
16.11USD-1.044%(-0.17)
As of 2026-09-15, there were 8,266,193 shares short with a short interest of 12.57%.
PSNL Short Interest - Official
Short Interest
PSNL Short Position Change - Official
Short Position Change
PSNL 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 | 12.57 | 8,266,193 | 3.55 | -117,847 | -1.41 | 106,799,872 | 65,772,701 |
| 2026-08-31 | 12.75 | 8,384,040 | 1.80 | -14,386 | -0.17 | 106,799,872 | 65,772,701 |
| 2026-08-14 | 12.77 | 8,398,426 | 3.61 | -315,582 | -3.62 | 106,799,872 | 65,772,701 |
| 2026-07-31 | 13.51 | 8,714,008 | 1.69 | -2,383,279 | -21.48 | 106,750,881 | 64,492,488 |
| 2026-07-15 | 21.03 | 11,097,287 | 2.34 | -209,391 | -1.85 | 104,721,098 | 52,761,476 |
| 2026-06-30 | 21.43 | 11,306,678 | 2.78 | +202,048 | +1.82 | 104,721,098 | 52,761,476 |
| 2026-06-15 | 21.05 | 11,104,630 | 3.60 | -2,630,184 | -19.15 | 104,721,098 | 52,761,476 |
| 2026-05-15 | 26.03 | 13,734,814 | 5.64 | +630,411 | +4.81 | 104,721,098 | 52,761,476 |
| 2026-04-30 | 24.89 | 13,104,403 | 5.80 | +710,353 | +5.73 | 104,677,900 | 52,638,777 |
| 2026-04-15 | 23.55 | 12,394,050 | 9.48 | +638,819 | +5.43 | 104,677,900 | 52,638,777 |
| 2026-03-31 | 22.33 | 11,755,231 | 7.40 | +587,294 | +5.26 | 104,631,832 | 52,638,777 |
| 2026-03-13 | 21.22 | 11,167,937 | 6.43 | -38,627 | -0.34 | 104,631,832 | 52,638,777 |
| 2026-02-27 | 21.29 | 11,206,564 | 8.75 | +520,586 | +4.87 | 88,804,348 | 52,638,777 |
| 2026-02-13 | 20.30 | 10,685,978 | 8.56 | +1,872,762 | +21.25 | 88,804,348 | 52,638,777 |
| 2026-01-30 | 16.74 | 8,813,216 | 5.81 | +77,978 | +0.89 | 88,804,348 | 52,638,777 |
| 2026-01-15 | 16.59 | 8,735,238 | 7.49 | +526,670 | +6.42 | 88,804,348 | 52,638,777 |
| 2025-12-31 | 15.59 | 8,208,568 | 6.10 | +28,443 | +0.35 | 88,804,348 | 52,638,777 |
| 2025-12-15 | 15.54 | 8,180,125 | 5.61 | +406,632 | +5.23 | 88,804,348 | 52,638,777 |
| 2025-11-28 | 14.77 | 7,773,493 | 4.51 | +37,221 | +0.48 | 88,804,348 | 52,638,777 |
| 2025-11-14 | 14.70 | 7,736,272 | 4.04 | +721,842 | +10.29 | 88,804,348 | 52,638,777 |
| 2025-10-31 | 13.34 | 7,014,430 | 5.04 | -652,504 | -8.51 | 88,677,062 | 52,594,365 |
| 2025-10-15 | 14.58 | 7,666,934 | 7.30 | -650,780 | -7.82 | 88,677,062 | 52,594,365 |
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.