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 * SHEPSTON MICHELLE H 2. Issuer Name and Ticker or Trading Symbol DMC Global Inc. [ BOOM ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
Chief Legal Officer
(Last)         (First)         (Middle)
C/O DMC GLOBAL INC., 11800 RIDGE PARKWAY, SUITE 300
3. Date of Earliest Transaction (MM/DD/YYYY)
2/25/2021
(Street)
BROOMFIELD, CO 80021
(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  2/25/2021    S    1461  D $65.06  15847  D   
Common Stock  2/26/2021    M    133  A $0  15980  D   
Common Stock  2/26/2021    F    133 (1) D $64.53  15847  D   
Common Stock  2/26/2021    M    43  A $0  15890  D   
Common Stock  2/26/2021    F    43 (1) D $64.53  15847  D   
Common Stock  2/27/2021    M    6000  A $0  21847  D   
Common Stock  2/27/2021    F    2635 (2) D $62.99  19212  D   
Common Stock  2/27/2021    F    878 (2) D $62.99  18334  D   
Common Stock                 100  I  By Spouse 

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
Deferred Stock   (3) 2/26/2021    M        133    (4)  (5) Common Stock  133.0  $0  3491  D   
Deferred Stock   (3) 2/26/2021    M        43    (6)  (6) Common Stock  43.0  $0  3400  D   
Performance Share Units   (7) 2/27/2021    M     6000       (8)  (8) Common Stock  6000.0  $0  0  D   

Explanation of Responses:
(1)  Represents withholding of shares to satisfy tax obligations upon the vesting of Deferred Stock.
(2)  Represents withholding of shares to satisfy tax obligations upon the vesting of restricted stock.
(3)  Each vested share of Deferred Stock represents the right to receive one share of the Issuer's common stock.
(4)  The Deferred Stock will vest in equal amounts over 3 years beginning February 26, 2019.
(5)  The Deferred Stock will be delivered to the reporting person in equal amounts annually over 2 years beginning March 1, 2027 if employed, or in a lump sum upon separation from service. The reporting person may transfer the Deferred Stock into an alternative investment six months and one day following vesting of the Deferred Stock.
(6)  The Deferred Stock will be delivered to the reporting person in equal amounts annually over 3 years beginning March 1, 2023 if employed, or in a lump sum upon separation from service. The reporting person may transfer the Deferred Stock into an alternative investment six months and one day following vesting of the Deferred Stock.
(7)  Each Performance Share Unit ("PSU") represents the contingent right to receive one share of the Issuer's common stock based on certain vesting conditions.
(8)  On February 27, 2018, 3,000 PSUs were granted and the vesting and award of Issuer's common stock was contingent upon achievement of specified performance targets over the three year period from 2018 through 2020, with potential to earn a number of shares of common stock between 0% and 200% of the number of target PSUs awarded. The Issuer determined that the maximum performance conditions were fully satisfied, and as a result, 6,000 PSUs vested.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
SHEPSTON MICHELLE H
C/O DMC GLOBAL INC.
11800 RIDGE PARKWAY, SUITE 300
BROOMFIELD, CO 80021


Chief Legal Officer

Signatures
/s/ Andrew Nelson, by Power of Attorney 3/1/2021
**Signature of Reporting Person Date