Hyliion (NYSE: HYLN) files to sell 15,000 shares under Employee Benefit

Rhea-AI Filing Summary

Hyliion Holdings Corp submitted a Form 144 reporting a proposed sale of 15,000 shares of Common Stock on 05/19/2026 under an Employee Benefit designation for cash. The filing also shows a prior reported sale on 03/03/2026 of 16,820 shares by Jon Panzer.

Insights

Securities Compliance Analyst

Routine Rule 144 resale notice for restricted/common shares.

The filing lists a proposed resale of 15,000 shares of Common Stock on 05/19/2026 under an Employee Benefit category and specifies cash as the consideration. Rule 144 notices are administrative disclosures that notify the market of an intended resale by an affiliate or person holding restricted securities.

Timing and final execution depend on Rule 144 conditions and transfer mechanics; subsequent filings will show whether the sale completed. Cash‑flow treatment is stated as cash in the excerpt.

Key Figures

Proposed resale: 15,000 shares Prior reported sale: 16,820 shares Associated figure: 34,313 +1 more

4 metrics

Proposed resale 15,000 shares to be sold on 05/19/2026 under Employee Benefit

Prior reported sale 16,820 shares sale by Jon Panzer on 03/03/2026

Associated figure 34,313 number appearing alongside prior sale record in excerpt

Filing date for proposed sale 05/19/2026 date listed for the proposed resale

Key Terms

Form 144, Employee Benefit, Rule 144 resale

3 terms

Form 144 regulatory

"submitted a Form 144 reporting a proposed sale"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Employee Benefit financial

"under an Employee Benefit designation for cash"

Rule 144 resale regulatory

"Rule 144 notice listing the method"

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	UBS Financial Services Inc 1000 Harbor Blvd 3rd Floor Weehawken NJ 07086	15000	61000	178300000	05/19/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	05/19/2026	Employee Benefit	Hyliion Holdings Corp			15000	05/19/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Jon Panzer 1202 BMC Drive Suite 100 Cedar Park TX 78613	Common Stock	03/03/2026	16820	34313

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does Hyliion's Form 144 filing mean for HYLN?

It notifies the market of an intended resale of 15,000 shares on 05/19/2026. This is an administrative Rule 144 notice listing the method as Employee Benefit and the consideration as cash, not a guarantee the sale executed.

Who is listed as selling shares in the Hyliion Form 144?

The filing shows a proposed sale associated with an Employee Benefit and records a prior sale by Jon Panzer of 16,820 shares on 03/03/2026. Names and share counts are provided in the filing excerpt itself.

How many Hyliion shares are listed for proposed sale in this filing?

The excerpt lists 15,000 shares of Common Stock to be sold on 05/19/2026. The filing labels the sale as under an Employee Benefit and the consideration type as cash.

Does the Form 144 indicate proceeds or use of proceeds for HYLN?

The excerpt states the consideration type as cash for the proposed sale. It does not provide any use‑of‑proceeds details or allocations beyond that description in the provided text.