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 * Charletta Diana M 2. Issuer Name and Ticker or Trading Symbol Equitrans Midstream Corp [ ETRN ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
President and COO
(Last)         (First)         (Middle)
2200 ENERGY DRIVE
3. Date of Earliest Transaction (MM/DD/YYYY)
1/1/2021
(Street)
CANONSBURG, PA 15317
(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  1/1/2021    M    2066  A  (1) 129508 (2) D   
Common Stock  1/1/2021    D    2066  D $8.04  127442  D   
Common Stock                 329  I  By Savings Plan 
Common Stock                 9121  I  By Spouse 
Common Stock                 72 (3) I  By Spouse's Personal IRA 

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   (1) 1/1/2021    M        2066    (1)  (1) Common Stock  2066   (1) 0  D   

Explanation of Responses:
(1)  Each restricted stock unit represents a contingent right to receive in cash the economic equivalent of one share of Equitrans Midstream Corporation (ETRN) common stock. On January 1, 2021, the restricted stock units vested and were paid out in cash based on the closing price of ETRN common stock on December 31, 2020.
(2)  Includes an adjustment to Reporting Person's total direct holdings to exclude two shares incorrectly reported in prior reports.
(3)  Shares were previously owned indirectly through Reporting Person's spouse's Savings Plan.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Charletta Diana M
2200 ENERGY DRIVE
CANONSBURG, PA 15317


President and COO

Signatures
/s/ Tobin M. Nelson, Attorney-in-Fact for Diana M. Charletta 1/5/2021
**Signature of Reporting Person Date