Form 4: Hyliion Officer Sells Shares for Tax Obligations

Hyliion's Chief Legal & Compliance Officer, Jose Miguel Oxholm, sold 31,105 shares of common stock at $1.66 per share to cover tax withholding obligations.

Summary

• Jose Miguel Oxholm, Hyliion Holdings Corp.'s Chief Legal & Compliance Officer, reported a sale of common stock.
• The transaction involved the disposition of 31,105 shares of Hyliion common stock.
• The shares were sold at a price of $1.66 per share.
• The sale was executed on November 17, 2025, to cover tax withholding obligations related to vested shares.
• Following this transaction, Mr. Oxholm beneficially owns 779,050 shares of Hyliion common stock directly.
• The decision to sell shares for tax withholding is at the sole discretion of the issuer, Hyliion Holdings Corp.
• The sale covered tax obligations for vesting dates on August 25, November 13, and November 14, 2025.
• An administrative error by the issuer's third-party service provider caused a delay in the sale of shares for the August 25, 2025 vesting, which was subsequently completed on November 17, 2025.

Sentiment

Score: 5

Explanation: The filing reports a routine, non-discretionary sale of shares by an officer to cover tax withholding obligations, which is a neutral event. The administrative error causing a delay is a minor operational issue but does not significantly impact overall sentiment.

Risks

• An administrative error by the issuer's third-party service provider led to a delay in the sale of shares to cover tax withholding obligations for the August 25, 2025 vesting date.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Management Comments

• The 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.
• This transaction includes the sale of issuer common shares to cover the reporting person's tax withholding obligation for vesting dates on August 25, November 13, and November 14, 2025.
• As a result of an administrative error by the issuer's third-party service provider, cash was paid on behalf of the reporting person for tax withholding obligations on the vesting date, August 25, 2025.
• A corresponding sale of issuer common shares to cover the reporting person's tax withholding obligation on August 25, 2025 could not be completed until the opening of the issuer's next window period.
• Accordingly, the portion of the above shares attributed to the vesting on August 25, 2025 were sold November 17, 2025, the first available date during an open window period on which the shares could be sold on behalf of the reporting person.

Industry Context

This insider transaction report is a routine disclosure and does not provide specific insights into broader industry trends or competitive landscape.

Stakeholder Impact

• Shareholders: The sale is a routine, non-discretionary event for tax purposes and is unlikely to have a significant impact on shareholder sentiment or the company's valuation.
• Employees: The transaction reflects standard equity compensation practices and tax obligations for executives.

Key Dates

Keywords

Hyliion Holdings Corp., HYLN, Form 4, Insider Transaction, Stock Sale, Tax Withholding, Jose Miguel Oxholm, Officer Compensation