SEC Form 4 · accession 0001628280-26-058463
Hyliion Holdings Corp. · HYLN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Joshua T. Mook
Officer — Chief Technology Officer
Period of report
Aug 21, 2026
Accepted (ET)
Aug 21, 2026 · 4:50 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001759631
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 21, 2026 | J | 10,700 | $3.33 | D | 1,096,606 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1These shares were sold at the direction of the issuer under the terms of the issuer's award agreement with the reporting person. Under the award agreement, the decision to sell shares to cover the reporting person's tax withholding obligations is at the sole discretion of the issuer.