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
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response... 0.5
                      
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

McCarthy Daniel M. 		2. Issuer Name and Ticker or Trading Symbol

MCDERMOTT INTERNATIONAL INC [ MDR ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
EVP, Lummus Technology
(Last)          (First)          (Middle)

C/O MCDERMOTT INTERNATIONAL, INC., 757 N. ELDRIDGE PARKWAY 		3. Date of Earliest Transaction (MM/DD/YYYY)

5/10/2018
(Street)

HOUSTON, TX 77079
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
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. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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   5/10/2018     A    74137   A   (1) 74137   D    
Common Stock   5/10/2018     A    44   A   (1) 44   I   401K Plan  

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 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 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
Restricted Stock Units     (2) 5/10/2018     A      99103         (3)   (3) Common Stock   99103   $0   99103   D    
Stock Options (Right to Buy)   $8.19   5/10/2018     A      26634       2/20/2010   2/20/2019   Common Stock   26634   $0   (4) 26634   D    

Explanation of Responses:
(1)  Pursuant to the Business Combination Agreement, dated as of December 18, 2017 (the "BCA") to which the Issuer and Chicago Bridge & Iron Company N.V. ("CB&I") are parties, each ordinary share of CB&I beneficially owned by the Reporting Person at the effective time of the transactions contemplated by the BCA was exchanged for .82407 ordinary shares of the Issuer (the Exchange Ratio).
(2)  The restricted units were granted to the reporting person on February 14, 2018 by CB&I. Each restricted stock unit represents a right to receive the value of one share of MDR common stock. Pursuant to the BCA, each restricted stock unit beneficially owned by the Reporting Person at the effective time of the transactions contemplated by the BCA was exchanged for .82407 restricted stock units of the Issuer (the Exchange Ratio).
(3)  The restricted stock units vest in three equal annual installments beginning February 14, 2019.
(4)  The stock options were originally options to purchase CB&I stock. Pursuant to the BCA, each stock option beneficially owned by the Reporting Person at the effective time of the transactions contemplated by the BCA was exchanged for .82407 stock options of the Issuer (the Exchange Ratio).

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
McCarthy Daniel M.
C/O MCDERMOTT INTERNATIONAL, INC.
757 N. ELDRIDGE PARKWAY
HOUSTON, TX 77079

EVP, Lummus Technology

Signatures
/s/ John M. Freeman, by Power of Attorney 5/14/2018
** 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 control number.
McDermott (NYSE:MDR)
Historical Stock Chart
From Mar 2024 to Apr 2024 Click Here for more McDermott Charts.
McDermott (NYSE:MDR)
Historical Stock Chart
From Apr 2023 to Apr 2024 Click Here for more McDermott Charts.