| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| LANTZ CHERI | Chief Strategy Officer | C/O HYLIION HOLDING CORP., 1202 BMC DRIVE, SUITE 100, CEDAR PARK | /s/ Cheri Lantz | 02 Sep 2025 | 0001914910 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HYLN | Common Stock | Tax liability | $4,046 | -2,529 | -0.32% | $1.60 | 780,273 | 02 Sep 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares sold for the payment of a tax liability related to the vesting and distribution of restricted stock units. |