Hornbeck CEO Todd Hornbeck holds 5.44M shares

Form 3 discloses the CEO’s existing ownership of over 5.4 million Hornbeck Offshore common shares and RSUs, with RSUs vesting through 2029.

Rhea-AI Filing Summary

HORNBECK OFFSHORE SERVICES, INC. (HLX) reported the initial beneficial ownership of its President and Chief Executive Officer, Todd M. Hornbeck, in a Form 3 filing. As of September 1, 2026, he beneficially owns a total of 5,444,648.112 shares tied to the company’s common stock.

This total consists of 4,731,034.112 shares of common stock and a grant of 713,614 restricted stock units (RSUs), each RSU representing a contingent right to receive one share of common stock upon vesting. The RSUs vest on August 31, 2027, 2028 and 2029. No purchase or sale transaction is reported in this filing; it records existing holdings.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider HORNBECK TODD M

Role See Remarks

Type	Security	Shares	Price	Value
holding	Common Stock F1	--	--	--

Holdings After Transaction: Common Stock — 5,444,648.112 shares (Direct)

Footnotes (1)

1. F1. Represents (i) 4,731,034.112 shares of the Issuer's common stock, par value $0.00001 per share ("Common Stock"), and (ii) a grant of 713,614 restricted stock units ("RSUs"), each of which represents a contingent right to receive, upon vesting, one share of Common Stock. The RSUs vest on August 31, 2027, 2028 and 2029.

Key Figures

Total beneficial ownership: 5,444,648.112 shares Common stock held: 4,731,034.112 shares Restricted stock units (RSUs): 713,614 units +1 more

4 metrics

Total beneficial ownership 5,444,648.112 shares Total common stock and RSUs reported as of September 1, 2026

Common stock held 4,731,034.112 shares Direct holdings of Hornbeck Offshore common stock

Restricted stock units (RSUs) 713,614 units Each RSU represents a contingent right to one share of common stock

RSU vesting dates August 31, 2027; 2028; 2029 Scheduled vesting dates for the 713,614 RSUs

Key Terms

restricted stock units, contingent right, beneficial ownership

3 terms

restricted stock units financial

"a grant of 713,614 restricted stock units ("RSUs"), each of which represents"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

contingent right financial

"each of which represents a contingent right to receive, upon vesting, one share"

beneficial ownership financial

"reported the initial beneficial ownership of its President and Chief Executive Officer"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

What does the Form 3 filing for HLX disclose about Todd M. Hornbeck’s ownership?

It discloses that Todd M. Hornbeck beneficially owns 5,444,648.112 shares tied to Hornbeck Offshore common stock, consisting of 4,731,034.112 common shares and 713,614 RSUs. The filing is an initial ownership report, not a record of a new trade.

How many Hornbeck Offshore (HLX) common shares does Todd M. Hornbeck directly hold?

Todd M. Hornbeck directly holds 4,731,034.112 shares of Hornbeck Offshore common stock. This is part of his total reported beneficial ownership of 5,444,648.112 shares tied to the company’s common stock and RSUs.

What RSU grant is reported for Todd M. Hornbeck in the HLX Form 3?

The Form 3 reports a grant of 713,614 restricted stock units (RSUs) to Todd M. Hornbeck. Each RSU represents a contingent right to receive one share of Hornbeck Offshore common stock upon vesting.

When do Todd M. Hornbeck’s RSUs in Hornbeck Offshore (HLX) vest?

The 713,614 RSUs reported vest in three annual installments on August 31, 2027, 2028 and 2029. Each vested RSU entitles him to receive one share of Hornbeck Offshore common stock.

Does this HLX Form 3 indicate that Todd M. Hornbeck bought or sold shares?

No. The Form 3 records Todd M. Hornbeck’s existing beneficial ownership of common stock and RSUs as of September 1, 2026. It does not report any purchase or sale transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/04/2026 - 04:06 PM Accepted by SEC EDGAR 09/04/2026 - 04:05 PM Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

HORNBECK TODD M

(Last) (First) (Middle)

103 NORTHPARK BOULEVARD, SUITE 300

(Street)

COVINGTON LOUISIANA 70433

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
09/01/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	5,444,648.112(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents (i) 4,731,034.112 shares of the Issuer's common stock, par value $0.00001 per share ("Common Stock"), and (ii) a grant of 713,614 restricted stock units ("RSUs"), each of which represents a contingent right to receive, upon vesting, one share of Common Stock. The RSUs vest on August 31, 2027, 2028 and 2029.

Remarks:

President and Chief Executive Officer Exhibit List - Exhibit 24.1 - Power of Attorney

	/s/ Beth A. LaBrosse, as Attorney-in-Fact for Todd M. Hornbeck	09/04/2026
	** 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 5 (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 3: SEC 1473 (03-26)