FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
Washington, D.C. 20549
OMB Number: 3235-0287
Estimated average burden
hours per response...
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)
(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  2/26/2021    A    10189 (1) A $0.00 (2) 81703 (3) D   
Common Stock  2/28/2021    F(4)    1963  D $47.85  79740 (5) 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)  Represents Restricted Stock Units (RSUs) which are scheduled to vest over three years, subject to the Reporting Person's continued employment, as follows: 33% on the first and second anniversaries of the vesting commencement date and 34% on the third anniversary of the vesting commencement date. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock pursuant to the Maxar Technologies Inc. 2019 Incentive Award Plan.
(2)  Granted by the Issuer for no consideration.
(3)  Amount reported includes 60,612 unvested restricted stock units. Amount reported also includes 1,261 and 698 shares purchased, respectively, in the ESPP on July 14, 2020 and October 14, 2020.
(4)  Shares withheld by the issuer to satisfy tax withholding obligations upon vesting of restricted stock units; not an open market transaction.
(5)  Amount reported includes 54,510 unvested restricted stock units.

Reporting Owners
Reporting Owner Name / Address
Director 10% Owner Officer Other
Lee James CI
1300 W. 120TH AVENUE

SVP, General Counsel & Secty

/s/ Patricia Lamm, attorney-in-fact for James Lee 3/2/2021
**Signature of Reporting Person Date