DMC Global CAO reports tax share withholding

DMC Global Inc. Chief Accounting Officer Brett A. Seger reported a routine tax-related share withholding.

Accepted by SEC EDGAR 03/16/2026 - 06:24 PM EDT

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Rhea-AI Filing Summary

DMC Global Inc. Chief Accounting Officer Brett A. Seger reported a routine tax-related share withholding. On March 14, 2026, 1,595 shares of common stock were withheld at $4.73 per share to satisfy tax obligations upon vesting of an equity award. Following this transaction, he directly holds 21,638 shares of DMC Global common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 1,595 shares

Exercise Price or Tax Liability 1 txn

Insider Seger Brett A.

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	1,595	$4.73	$8K

Holdings After Transaction: Common Stock — 21,638 shares (Direct)

Holdings Before and After: Common Stock, 23,233 to 21,638 shares (Direct)

Footnotes (1)

F1. Represents withholding of shares to satisfy tax obligations upon the vesting of the underlying award.

FAQ

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What insider transaction did DMC Global (BOOM) report for Brett A. Seger?

DMC Global reported that Chief Accounting Officer Brett A. Seger had 1,595 shares withheld to cover taxes on a vesting equity award. This was a tax-withholding disposition, not an open-market sale or purchase, and reflects routine compensation-related activity.

How many DMC Global (BOOM) shares were withheld for taxes in this Form 4?

The filing shows 1,595 shares of DMC Global common stock were withheld at $4.73 per share. These shares were used to satisfy tax obligations triggered when an underlying equity award vested, rather than being sold on the open market.

What are Brett A. Seger’s DMC Global (BOOM) holdings after the tax withholding?

After the tax-withholding transaction, Brett A. Seger directly holds 21,638 shares of DMC Global common stock. This reflects his remaining equity position following the withholding of 1,595 shares to cover taxes on a vesting compensation award.

When did the reported DMC Global (BOOM) tax-withholding transaction occur?

The transaction occurred on March 14, 2026, according to the Form 4. On that date, 1,595 shares of DMC Global common stock were withheld at $4.73 per share to satisfy tax obligations tied to the vesting of an equity-based compensation award.

Was the DMC Global (BOOM) Form 4 transaction an open-market sale or a tax withholding?

The Form 4 describes the event as a tax-withholding disposition, coded “F.” Shares were withheld to pay tax liabilities upon vesting of an equity award, meaning it was not an open-market sale initiated for portfolio or valuation reasons.

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Form 4 Insider Transactions: What Each Field Means →

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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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Seger Brett A.

(Last)

(First)

(Middle)

C/O DMC GLOBAL INC.

11800 RIDGE PARKWAY, SUITE 300

(Street)

BROOMFIELD

80021

(City)

(State)

(Zip)

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 Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/14/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

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. 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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/14/2026		F		1,595⁽¹⁾	D	$4.73	21,638	D

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents withholding of shares to satisfy tax obligations upon the vesting of the underlying award.

Remarks:

	/s/ Lindsey Rhodes, by Power of Attorney	03/16/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR