Thomas J. Healy - 11 Feb 2026 Form 4 Insider Report for Hyliion Holdings Corp. (HYLN)

Role: Chief Executive Officer, Director, 10%+ Owner
Signature: /s/ Thomas J. Healy
Issuer symbol: HYLN
Transactions as of: 11 Feb 2026
Net transactions value: +$607,501
Form type: 4
Filing time: 13 Feb 2026, 18:56:58 UTC
Previous filing: 15 Dec 2025
Next filing: 04 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Healy Thomas J.	Chief Executive Officer, Director, 10%+ Owner	C/O HYLIION HOLDING CORP., 1202 BMC DRIVE, SUITE 100, CEDAR PARK	/s/ Thomas J. Healy	13 Feb 2026	0001825486

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	HYLN	Common Stock	Award	$607,501	+296,342	+0.84%	$2.05	35,398,490	11 Feb 2026	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	HYLN	Performance Stock Incentive Units	Award	$0	+889,024		$0.000000	889,024	11 Feb 2026	Common Stock	889,024		Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Reporting Person received a grant of restricted stock units ("RSU Award") pursuant to the Issuer's 2024 Equity Incentive Plan. One-third (1/3) of the RSU Award will vest on February 11, 2027, and the remaining two-thirds (2/3) of the RSU Award will vest quarterly in equal amounts over a two-year period thereafter.
F2	The Reporting Person received a grant of performance stock incentive units ("PSU Award") pursuant to the Issuer's 2024 Equity Incentive Plan. The award is contingent upon achieving underlying closing stock price thresholds ranging from $4.00 to $7.00 per share over a 90 to 180-calendar-day average by December 31, 2028.