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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Cook John S   2. Issuer Name and Ticker or Trading Symbol HORNBECK OFFSHORE SERVICES INC /LA [HOS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Executive VP, CCO, & CIO (Last) (First) (Middle) 103 NORTHPARK BOULEVARD, SUITE 300 3. Date of Earliest Transaction (Month/Day/Year) 02/15/2019 (Street) COVINGTON, LA 70433 4. If Amendment, Date 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 (City) (State) (Zip) 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 02/15/2019   M   15,687 A (1) 207,049 D   COMMON STOCK 02/15/2019   D   15,687 D $ 1.47 (1) 191,362 D   COMMON STOCK 02/15/2019   M   70,905 A (2) 262,267 D   COMMON STOCK 02/15/2019   D   70,905 D $ 1.47 (2) 191,362 D   COMMON STOCK 02/15/2019   F   4,691 (3) D $ 1.59 186,671 D   COMMON STOCK               50 I By UGMA custodian for children

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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 Underlying Securities (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 of Derivative Security: 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

PHANTOM STOCK

(1)

02/15/2019

M

15,687

(1)

(1)

COMMON STOCK

15,687

(1)

0

D

PHANTOM STOCK

(2)

02/15/2019

M

70,905

(2)

(2)

COMMON STOCK

70,905

(2)

23,217

D

PHANTOM STOCK

(4)

02/15/2019

D

23,217

(4)

(4)

COMMON STOCK

23,217

(4)

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Cook John S 103 NORTHPARK BOULEVARD, SUITE 300 COVINGTON, LA 70433			Executive VP, CCO, & CIO

Signatures

/s/ Beth A. LaBrosse as POA for John S. Cook		02/20/2019
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Represents the one-third vesting and cash settlement of a time-vest phantom stock unit award with a Grant Date of February 16, 2016. Each phantom unit is the economic equivalent of one share of the Company's Common Stock. The phantom shares are payable in cash or stock at the election of the Company. Cash awards are based on a 10 day trailing average of the market price of the Company's stock on the vesting date. No shares were actually issued, converted, or sold in connection with this transaction.
(2)	Represents the vesting and cash settlement of a performance-vest phantom stock unit award with a Grant Date of February 16, 2016. Each phantom unit is the economic equivalent of one share of the Company's Common Stock. The phantom shares are payable in cash or stock at the election of the Company. Cash awards are based on a 10 day trailing average of the market price of the Company's stock on the vesting date. No shares were actually issued, converted, or sold in connection with this transaction.
(3)	Disposition of these shares represents payment of tax liability by delivering or withholding securities incident to the vesting of a restricted stock unit award issued in accordance with Rule 16b-3.
(4)	These shares represent the forfeiture of a portion of a performance-vest phantom stock unit award granted February 16, 2016.

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