Hyliion (HYLN) CCO has 12,758 shares sold to cover tax withholding

Rhea-AI Filing Summary

Hyliion Holdings Corp. Chief Commercial Officer Ramasamy Govindaraj reported an issuer-directed sale of 12,758 shares of common stock at $2.04 per share. The shares were sold by the issuer to cover his tax withholding obligations under an award agreement. Following this transaction, he directly holds 607,235 common shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider RAMASAMY GOVINDARAJ

Role Chief Commercial Officer

Type	Security	Shares	Price	Value
Other	Common Stock	12,758	$2.04	$26K

Holdings After Transaction: Common Stock — 607,235 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

RAMASAMY GOVINDARAJ

(Last) (First) (Middle)

C/O HYLIION HOLDING CORP.

1202 BMC DRIVE, SUITE 100

(Street)

CEDAR PARK TX 78613

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Hyliion Holdings Corp. [ HYLN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Commercial Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/03/2026		J(1)		12,758	D	$2.04	607,235	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. These 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.

Remarks:

	/s/ Govindaraj Ramasamy	03/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Hyliion (HYLN) report for Ramasamy Govindaraj?

Hyliion reported that Chief Commercial Officer Ramasamy Govindaraj had 12,758 common shares sold at $2.04 each. The sale was issuer-directed under an award agreement to cover his tax withholding obligations, rather than an open-market discretionary sale.

At what price were the Hyliion (HYLN) shares transacted in this Form 4?

The 12,758 Hyliion common shares linked to Ramasamy Govindaraj were transacted at $2.04 per share. According to the disclosure, the issuer sold these shares to satisfy tax withholding obligations arising from an equity award arrangement.

How many Hyliion (HYLN) shares does Ramasamy Govindaraj own after this transaction?

After this issuer-directed sale, Ramasamy Govindaraj directly holds 607,235 Hyliion common shares. This figure reflects his ownership immediately following the 12,758-share disposition executed to cover tax withholding obligations under the company’s award agreement.

Was the Hyliion (HYLN) insider transaction an open-market sale?

The transaction was not an open-market discretionary sale. The filing explains that the issuer sold 12,758 shares at its direction under an award agreement, solely to cover Ramasamy Govindaraj’s tax withholding obligations related to his equity compensation.

What does transaction code J mean in the Hyliion (HYLN) Form 4?

Transaction code J on this Hyliion Form 4 indicates another type of acquisition or disposition. Here, a footnote clarifies it represents an issuer-directed sale of 12,758 shares to satisfy tax withholding, rather than a standard market purchase or sale by the insider.

What role does Ramasamy Govindaraj hold at Hyliion (HYLN)?

Ramasamy Govindaraj serves as Chief Commercial Officer of Hyliion. The Form 4 identifies him as an officer and reports a disposal of 12,758 common shares, executed by the issuer under an award agreement to meet his tax withholding obligations.