SEC FORM 4

SEC FORM 4 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

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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^*

Altschuler Randolph

(Last)

(First)

(Middle)

C/O XOMETRY, INC.

6116 EXECUTIVE BLVD, SUITE 800

(Street)

NORTH BETHESDA

20852

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Xometry, Inc. [ XMTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/05/2026

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)
Class A Common Stock	01/05/2026		S⁽¹⁾⁽²⁾		926	D	$63.3219⁽³⁾	309,345	D
Class A Common Stock	01/05/2026		S⁽¹⁾⁽²⁾		1,315	D	$64.3801⁽⁴⁾	308,030	D
Class A Common Stock	01/05/2026		S⁽¹⁾⁽²⁾		825	D	$66.0725⁽⁵⁾	307,205	D
Class A Common Stock	01/05/2026		S⁽¹⁾⁽²⁾		8,836	D	$66.8491⁽⁶⁾	298,369	D
Class A Common Stock	01/05/2026		S⁽¹⁾⁽²⁾		2,924	D	$67.6935⁽⁷⁾	295,445	D
Class B Common Stock								1,475,311	D
Class A Common Stock								85,582	I	See footnote⁽⁸⁾
Class A Common Stock								324,533	I	See footnote⁽⁹⁾
Class A Common Stock								324,533	I	See footnote⁽¹⁰⁾
Class A Common Stock								324,533	I	See footnote⁽¹¹⁾
Class A Common Stock								475,248	I	See footnote⁽¹²⁾
Class A Common Stock								591,270	I	Held by spouse

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. The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.

2. These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.945 to $63.79, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4), (5), (6) and (7) to this Form 4.

4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.005 to $65.00, inclusive.

5. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.36 to $66.24, inclusive.

6. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.37 to $67.285, inclusive.

7. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.465 to $67.89, inclusive.

8. Held by the 2021 Tigers Trust, over which the Reporting Person may be deemed to exercise voting control.

9. Held by the Matthew Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.

10. Held by the Sasha Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.

11. Held by the Noah Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.

12. Held by the Altschuler Family Trust (2020), over which the Reporting Person may be deemed to exercise voting control.

Remarks:

	/s/ Kristie Scott, Attorney-in-Fact	01/06/2026
	** 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).
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