SEC FORM 4

SEC FORM 4SEC 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^*

Sparks Scott Andrew

(Last)

(First)

(Middle)

103 NORTHPARK BOULEVARD, SUITE 300

(Street)

COVINGTON

LOUISIANA

70433

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
HORNBECK OFFSHORE SERVICES, INC. [ HOS ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	09/02/2026		A		70,000⁽²⁾	A	$0	371,042	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽³⁾	09/01/2026		D			181,120	⁽¹⁾⁽³⁾	⁽¹⁾⁽³⁾	Common stock	181,120	$10.3⁽³⁾	0	D
Performance Share Units	⁽⁴⁾	09/01/2026		D			250,292	⁽¹⁾⁽⁴⁾	⁽¹⁾⁽⁴⁾	Common stock	250,292	$10.3⁽⁴⁾	0	D
Stock Option (right to buy)	$10.6	09/02/2026		A		210,000		09/01/2029	09/02/2036	Common Stock	210,000	$0	210,000	D

Explanation of Responses:

1. On September 1, 2026 (the "Closing Date"), pursuant to that certain Agreement and Plan of Merger, dated as of April 22, 2026 (the "Merger Agreement"), by and among Helix Energy Solutions Group, Inc. ("Helix"), Hornbeck Offshore Services, Inc. ("Hornbeck"), Odyssey Sub, Inc. and Hercules Sub LLC, the parties effected certain mergers (the "Mergers"). In connection with the Mergers, Helix converted from a Minnesota corporation to a Delaware corporation (the "Conversion") and Hornbeck became a wholly owned subsidiary of Helix. Following the Conversion and the Mergers, Helix was renamed "Hornbeck Offshore Services, Inc." (the "Combined Company").

2. Represents a grant of 70,000 restricted stock units ("RSUs"), each of which represents a contingent right to receive, upon vesting, one share of common stock of the Combined Company, par value $0.00001 per share ("Common Stock"). The RSUs vest on September 1, 2029.

3. Pursuant to the Merger Agreement, each outstanding Helix RSU, whether or not vested, was canceled and converted into the right of the holder to receive a cash payment equal to the closing price of a share of Helix's common stock on the trading day immediately prior to the Closing Date.

4. Pursuant to the Merger Agreement, each outstanding Helix performance share unit, whether or not vested, was canceled and converted into the right of the holder to receive a cash payment equal to the closing price of a share of Helix's common stock on the trading day immediately prior to the Closing Date multiplied by such number of shares subject to the award with performance deemed achieved based on the greater of target and actual level of performance through immediately prior to the effective time of the Mergers as reasonably determined by the Helix board of directors in good faith.

Remarks:

Executive Vice President and Chief Operating Officer, Subsea Services and Well Intervention Exhibit 24.1 - Power of Attorney

	/s/ Beth A. LaBrosse, as Attorney-in-Fact for Scott Andrew Sparks	09/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)