HYLN
Hyliion Holdings Corp.
stockNYSEAMERICAN
At CloseOct 2, 2026 3:59:56 PM EDT
4.54USD+7.838%(+0.33)1,962,666
Pre-marketOct 2, 2026 9:25:30 AM EDT
4.27USD+1.425%(+0.06)
After-hoursOct 2, 2026 4:52:30 PM EDT
4.53USD-0.220%(-0.01)
As of 2026-09-15, there were 15,990,447 shares short with a short interest of 12.94%.
HYLN Short Interest - Official
Short Interest
HYLN Short Position Change - Official
Short Position Change
HYLN 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 | 12.94 | 15,990,447 | 10.50 | -1,707,139 | -9.65 | 178,597,218 | 123,534,602 |
| 2026-08-31 | 14.33 | 17,697,586 | 7.40 | -128,588 | -0.72 | 178,597,218 | 123,534,602 |
| 2026-08-14 | 14.43 | 17,826,174 | 4.26 | +1,265,697 | +7.64 | 178,597,218 | 123,534,602 |
| 2026-07-31 | 13.41 | 16,560,477 | 5.92 | +1,439,533 | +9.52 | 178,327,240 | 123,534,602 |
| 2026-07-15 | 12.24 | 15,120,944 | 5.38 | +3,821,199 | +33.82 | 178,327,240 | 123,534,602 |
| 2026-06-30 | 9.18 | 11,299,745 | 1.79 | +672,086 | +6.32 | 178,327,240 | 123,054,712 |
| 2026-06-15 | 8.64 | 10,627,659 | 1.62 | -2,400,547 | -18.43 | 178,327,240 | 123,054,712 |
| 2026-05-15 | 10.58 | 13,028,206 | 3.86 | -832,288 | -6.00 | 178,327,240 | 123,170,625 |
| 2026-04-30 | 11.43 | 13,860,494 | 18.88 | +291,221 | +2.15 | 178,317,154 | 121,235,685 |
| 2026-04-15 | 11.19 | 13,569,273 | 18.78 | +80,309 | +0.60 | 178,317,154 | 121,235,685 |
| 2026-03-31 | 11.13 | 13,488,964 | 12.69 | +231,067 | +1.74 | 177,812,784 | 121,235,685 |
| 2026-03-13 | 10.94 | 13,257,897 | 12.35 | -190,845 | -1.42 | 177,812,784 | 121,235,685 |
| 2026-02-27 | 11.09 | 13,448,742 | 12.69 | +451,696 | +3.48 | 175,974,228 | 121,235,685 |
| 2026-02-13 | 10.72 | 12,997,046 | 13.14 | +299,219 | +2.36 | 175,974,228 | 121,235,685 |
| 2026-01-30 | 10.47 | 12,697,827 | 15.20 | -1,622,649 | -11.33 | 175,974,228 | 121,235,685 |
| 2026-01-15 | 11.81 | 14,320,476 | 15.76 | -453,433 | -3.07 | 175,974,228 | 121,235,685 |
| 2025-12-31 | 12.19 | 14,773,909 | 11.64 | -874,383 | -5.59 | 175,974,228 | 121,235,685 |
| 2025-12-15 | 12.93 | 15,648,292 | 18.43 | -225,412 | -1.42 | 175,974,228 | 121,040,353 |
| 2025-11-28 | 13.15 | 15,873,704 | 13.48 | +1,412 | +0.01 | 175,974,228 | 120,735,918 |
| 2025-11-14 | 13.17 | 15,872,292 | 7.78 | +177,076 | +1.13 | 175,974,228 | 120,504,090 |
| 2025-10-31 | 13.06 | 15,695,216 | 8.24 | -1,131,119 | -6.72 | 175,436,636 | 120,151,289 |
| 2025-10-15 | 14.00 | 16,826,335 | 8.60 | +262,822 | +1.59 | 175,436,636 | 120,151,289 |
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.