Hyliion (HYLN) CCO has 130 shares sold to cover tax obligations

Rhea-AI Filing Summary

Hyliion Holdings Corp. reported an insider transaction involving Chief Commercial Officer Ramasamy Govindaraj, where 130 shares of common stock were sold at $2.02 per share. According to the award agreement, the issuer directed this sale to cover the reporting person’s tax withholding obligations, meaning it was a mechanistic, issuer-controlled transaction rather than a discretionary market trade. Following this small adjustment, Govindaraj directly holds 607,105 shares of Hyliion common stock.

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

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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)
03/10/2026

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	03/10/2026		J(1)		130	D	$2.02	607,105	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	03/10/2026
	** 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) disclose for Ramasamy Govindaraj?

Hyliion disclosed that Chief Commercial Officer Ramasamy Govindaraj had 130 common shares sold at $2.02 per share. The sale was directed by the company under an award agreement to cover his tax withholding obligations, not a discretionary open-market trade.

Was the Hyliion CCO’s Form 4 transaction a normal market sale of HYLN stock?

No, the transaction was not a typical open-market sale. Under Hyliion’s award agreement, the issuer decided to sell 130 shares to satisfy Ramasamy Govindaraj’s tax withholding obligations, making it an administrative, tax-related adjustment rather than a voluntary sale.

How many Hyliion (HYLN) shares were involved in the CCO’s latest Form 4 filing?

The Form 4 shows 130 shares of Hyliion common stock were sold at $2.02 per share. This small number reflects shares liquidated under the company’s award agreement solely to cover the executive’s tax withholding obligations tied to his equity compensation.

How many Hyliion shares does the CCO own after this tax-related transaction?

After the issuer-directed sale of 130 shares, Chief Commercial Officer Ramasamy Govindaraj directly owns 607,105 shares of Hyliion common stock. This indicates the transaction affected only a very small portion of his total reported holdings in the company.

Who decided to sell the Hyliion (HYLN) shares reported in the CCO’s Form 4?

The decision to sell the 130 shares was made by Hyliion under its award agreement, not by the executive. The company exercised its discretion to sell shares on his behalf to pay required tax withholding tied to his equity compensation.