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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Chatterjee Fund Management LP (Last) (First) (Middle) 888 SEVENTH AVE, 37TH FLOOR (Street) NEW YORK NY 10106 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol MCDERMOTT INTERNATIONAL INC [ MDR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 11/05/2019
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X 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, par value $1.00 per share	11/05/2019		X		30,000	A	$6	18,261,242	D(1)
Common Stock, par value $1.00 per share	11/05/2019		X		7,500	A	$7	18,268,742	D(1)
Common Stock, par value $1.00 per share	11/05/2019		X		7,500	A	$8	18,276,242(2)	D(1)

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
Put Option (obligation to buy)	$6	11/05/2019		X			30,000	(3)	11/15/2019	Common Stock	30,000	$0	2,373,900(4)	D(1)
Put Option (obligation to buy)	$7	11/05/2019		X			7,500	(3)	11/15/2019	Common Stock	7,500	$0	570,800(5)	D(1)
Put Option (obligation to buy)	$8	11/05/2019		X			5,700	(3)	11/15/2019	Common Stock	5,700	$0	814,200(6)	D(1)

1. Name and Address of Reporting Person* Chatterjee Fund Management LP (Last) (First) (Middle) 888 SEVENTH AVE, 37TH FLOOR (Street) NEW YORK NY 10106 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Chatterjee Charitable Foundation (Last) (First) (Middle) 888 SEVENTH AVE, 37TH FLOOR (Street) NEW YORK NY 10106 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* MCPI Holdings Ltd (Last) (First) (Middle) C/O IQ EQ CORPORATE SERVICES 33, EDITH CAVELL STREET (Street) PORT-LOUIS O4 11324 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Labvantage Solutions Technologies Ltd (Last) (First) (Middle) C/O IQ EQ CORPORATE SERVICES 33, EDITH CAVELL STREET (Street) PORT-LOUIS O4 11324 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* TCG Lifesciences Ltd (Last) (First) (Middle) C/O IQ EQ CORPORATE SERVICES 33, EDITH CAVELL STREET (Street) PORT-LOUIS O4 11324 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* CSL Holdings Ltd (Last) (First) (Middle) C/O IQ EQ CORPORATE SERVICES 33, EDITH CAVELL STREET (Street) PORT-LOUIS O4 11324 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* CHATTERJEE PURNENDU (Last) (First) (Middle) 888 SEVENTH AVENUE, 37TH FLOOR (Street) NEW YORK NY 10106 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. This Form 4 is being filed jointly by (each a "Reporting Person" and, collectively, the "Reporting Persons") (i) CCF Chatterjee Charitable Foundation ("CCF"), (ii) MCPI Holdings Limited ("MCPI"), (iii) Labvantage Solutions Technologies Limited ("LVST"), (iv) TCG Lifesciences Limited ("TCGLF"), (v) CSL Holdings Limited ("CSL"), (vi) Chatterjee Fund Management, L.P. ("CFM") and (vii) Purnendu Chatterjee, as the general partner of CFM and trustee of CCF. Each Reporting Person disclaims beneficial ownership of the securities reported herein as owned, beneficially or of record, except to the extent of any pecuniary interest therein.

2. Consists of 600,000 shares of common stock of the Issuer, par value $1.00 per share ("Common Stock"), held by CCF, 3,588,300 shares of Common Stock held by MCPI, 7,181,042 shares of Common Stock held by CFM and 6,906,900 shares of Common Stock held by LVST. TCGLF is filing in its capacity as the parent company of LVST and CSL is filing in its capacity as the parent company of TCGLF. CFM is the direct parent company of CSL and MCPI.

3. These options are currently exercisable.

4. Consists of 250,000 put options written by CFM, 1,523,300 put options written by LVST and 600,600 put options written by MCPI.

5. Consists of 570,800 put options written by MCPI.

6. Consists of 814,200 put options written by MCPI.

	See Signatures included in Exhibit 99.1	11/08/2019
	** Signature of Reporting Person	Date
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