MAXR Maxar Technologies Inc

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                                                                                   
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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 * Lee James CI	2. Issuer Name and Ticker or Trading Symbol Maxar Technologies Inc. [ MAXR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) SVP, General Counsel & Secty
(Last)          (First)          (Middle) 1300 W. 120TH AVENUE	3. Date of Earliest Transaction (MM/DD/YYYY) 4/19/2021
(Street) WESTMINSTER, CO 80234 (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	4/19/2021		A		15520 (1)	A	$0.00	95385 (2)(3)	D
Common Stock	4/19/2021		F		5385 (4)	D	$37.82	90000 (2)	D

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

Explanation of Responses:
(1)	On April 19, 2021, the Compensation Committee of the Board of Directors of the Issuer determined the attainment of the relative total stockholder return and adjusted cash leverage performance goals underlying the performance stock units. Represents shares issued pursuant to settlement of performance stock units.
(2)	Amount reported includes 54,510 unvested restricted stock units.
(3)	Amount reported includes 125 shares purchased in the ESPP on April 14, 2021.
(4)	Shares withheld by the issuer to satisfy tax withholding obligations upon vesting of performance stock units; not an open market transaction.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Lee James CI 1300 W. 120TH AVENUE WESTMINSTER, CO 80234			SVP, General Counsel & Secty

Signatures
/s/ Patricia Lamm, attorney-in-fact for James C. Lee		4/21/2021
**Signature of Reporting Person		Date