| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| RAMASAMY GOVINDARAJ | Chief Commercial Officer | C/O HYLIION HOLDING CORP., 1202 BMC DRIVE, SUITE 100, CEDAR PARK | /s/ Govindaraj Ramasamy | 2025-05-27 | 0002011523 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HYLN | Common Stock | Purchase | $22.6K | +20K | +3.62% | $1.13 | 573K | May 23, 2025 | Direct |