XMTR

SEC source: 0002024040-26-000001 · primarydocument.xml · nonDerivative · entry 3

Dutt Subir · CIK 0002024040 · Chief Sales Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 70,181

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.395 to $67.14, inclusive.

SEC source: 0002024040-26-000001 · primarydocument.xml · nonDerivative · entry 2

Dutt Subir · CIK 0002024040 · Chief Sales Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,080

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

SEC source: 0002024040-26-000001 · primarydocument.xml · nonDerivative · entry 1

Dutt Subir · CIK 0002024040 · Chief Sales Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,211

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.41 to $63.67, 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) and (5) to this Form 4.

SEC source: 0001869814-26-000001 · primarydocument.xml · nonDerivative · entry 5

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 295,445

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F7 · price: 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.

SEC source: 0001869814-26-000001 · primarydocument.xml · nonDerivative · entry 4

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 298,369

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F6 · price: 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.

SEC source: 0001869814-26-000001 · primarydocument.xml · nonDerivative · entry 3

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 307,205

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F5 · price: 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.

SEC source: 0001869814-26-000001 · primarydocument.xml · nonDerivative · entry 2

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 308,030

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F4 · price: 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.

SEC source: 0001869814-26-000001 · primarydocument.xml · nonDerivative · entry 1

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 309,345

F1 · kind: 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F3 · price: 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.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 7

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 134,397

F1 · kind: 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.42 to $67.95, inclusive.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 6

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 135,510

F1 · kind: 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.395 to $67.30, inclusive.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 5

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 139,115

F1 · kind: 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.32 to $66.24, inclusive.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 4

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 139,748

F1 · kind: 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F6 · price: 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 $64.47, inclusive.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 3

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 140,145

F1 · kind: 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F5 · price: 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 $63.81, inclusive.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 2

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 140,600

F1 · kind: 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.785 to $62.625, inclusive.

SEC source: 0001786790-26-000001 · primarydocument.xml · nonDerivative · entry 1

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 141,010

F1 · kind: 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.24 to $61.205, 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 (2), (3), (5), (6), (7), (8) and (9) to this Form 4.

SEC source: 0001847014-26-000002 · primarydocument.xml · derivative · entry 4

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 350

Underlying: Class A Common Stock · 1,000 shares

Expires 2031-02-24

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 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.

F4 · derivative.exercise_date: Fully vested.

SEC source: 0001847014-26-000002 · primarydocument.xml · nonDerivative · entry 3

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,455

F1 · kind: 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.61 to $62.59, inclusive.

SEC source: 0001847014-26-000002 · primarydocument.xml · nonDerivative · entry 2

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,180

F1 · kind: 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.24 to $61.235, 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 (2) and (3) to this Form 4.

SEC source: 0001847014-26-000002 · primarydocument.xml · nonDerivative · entry 1

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,455

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 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.

SEC source: 0001786790-25-000005 · primarydocument.xml · nonDerivative · entry 2

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 141,198

F1 · kind: Represents shares sold in a transaction that 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.85 to $57.55, inclusive.

SEC source: 0001786790-25-000005 · primarydocument.xml · nonDerivative · entry 1

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 141,250

F1 · kind: Represents shares sold in a transaction that 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.51 to $56.50, 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 (2) and (3) to this Form 4.

SEC source: 0002024040-25-000005 · primarydocument.xml · nonDerivative · entry 1

Dutt Subir · CIK 0002024040 · Chief Sales Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,348

F1 · kind: 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.

SEC source: 0002024040-25-000004 · primarydocument.xml · nonDerivative · entry 1

Dutt Subir · CIK 0002024040 · Chief Sales Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,423

F1 · kind: 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.00 to $60.63, 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 within this price range.

SEC source: 0001869814-25-000004 · primarydocument.xml · nonDerivative · entry 1

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · Held by spouse

Disclosed balance after: 591,270

F1 · kind: Represents shares donated as a gift by the Reporting Person's spouse to a charitable donor advised fund.

SEC source: 0001847014-25-000003 · primarydocument.xml · derivative · entry 5

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,350

Underlying: Class A Common Stock · 1,000 shares

Expires 2031-02-24

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 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.

F5 · derivative.exercise_date: Fully vested.

SEC source: 0001847014-25-000003 · primarydocument.xml · nonDerivative · entry 4

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,455

F1 · kind: 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.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.185 to $68.87, inclusive.

SEC source: 0001847014-25-000003 · primarydocument.xml · nonDerivative · entry 3

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,163

F1 · kind: 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.07 to $67.26, inclusive.

SEC source: 0001847014-25-000003 · primarydocument.xml · nonDerivative · entry 2

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,349

F1 · kind: 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.89 to $66.715, 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 (2), (3) and (4) to this Form 4.

SEC source: 0001847014-25-000003 · primarydocument.xml · nonDerivative · entry 1

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,455

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: 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.

SEC source: 0001786790-25-000004 · primarydocument.xml · nonDerivative · entry 4

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 141,796

F1 · kind: Represents shares sold in a transaction that 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.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.02 to $64.77, inclusive.

SEC source: 0001786790-25-000004 · primarydocument.xml · nonDerivative · entry 3

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 141,872

F1 · kind: Represents shares sold in a transaction that 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.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.55 to $62.915, inclusive.

SEC source: 0001786790-25-000004 · primarydocument.xml · nonDerivative · entry 2

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 142,032

F1 · kind: Represents shares sold in a transaction that 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.155 to $62.01, inclusive.

SEC source: 0001786790-25-000004 · primarydocument.xml · nonDerivative · entry 1

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 142,340

F1 · kind: Represents shares sold in a transaction that 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.105 to $60.205, 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 (2), (3), (4) and (5) to this Form 4.

SEC source: 0002056024-25-000002 · primarydocument.xml · nonDerivative · entry 3

Raghavan Vaidyanathan · CIK 0002056024 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,967

F1 · kind: Represents shares sold in a transaction that 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.505 to $52.45, inclusive.

SEC source: 0002056024-25-000002 · primarydocument.xml · nonDerivative · entry 2

Raghavan Vaidyanathan · CIK 0002056024 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,016

F1 · kind: Represents shares sold in a transaction that 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.46 to $51.425, inclusive.

SEC source: 0002056024-25-000002 · primarydocument.xml · nonDerivative · entry 1

Raghavan Vaidyanathan · CIK 0002056024 · Chief Technology Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,758

F1 · kind: Represents shares sold in a transaction that 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.

F2 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.965 to $49.61, 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) and (5) to this Form 4.

SEC source: 0001869814-25-000003 · primarydocument.xml · nonDerivative · entry 4

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 310,271

F1 · kind: 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.

F2 · kind: A portion of these shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

SEC source: 0001869814-25-000003 · primarydocument.xml · nonDerivative · entry 3

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 310,298

F1 · kind: 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.

F2 · kind: A portion of these shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.08 to $51.80, inclusive.

SEC source: 0001869814-25-000003 · primarydocument.xml · nonDerivative · entry 2

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 312,242

F1 · kind: 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.

F2 · kind: A portion of these shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.99 to $50.98, inclusive.

SEC source: 0001869814-25-000003 · primarydocument.xml · nonDerivative · entry 1

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 316,067

F1 · kind: 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.

F2 · kind: A portion of these shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.88 to $49.69, 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) and (5) to this Form 4.

SEC source: 0001786790-25-000003 · primarydocument.xml · nonDerivative · entry 5

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 142,395

F1 · kind: Represents shares sold in a transaction that 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

SEC source: 0001786790-25-000003 · primarydocument.xml · nonDerivative · entry 4

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 142,398

F1 · kind: Represents shares sold in a transaction that 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.45 to $51.425, inclusive.

SEC source: 0001786790-25-000003 · primarydocument.xml · nonDerivative · entry 3

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 143,014

F1 · kind: Represents shares sold in a transaction that 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.

F4 · kind: These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.92 to $49.57, inclusive.

SEC source: 0001786790-25-000003 · primarydocument.xml · nonDerivative · entry 2

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 143,517

F1 · kind: Represents shares sold in a transaction that 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.93 to $53.84, inclusive.

SEC source: 0001786790-25-000003 · primarydocument.xml · nonDerivative · entry 1

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 143,732

F1 · kind: Represents shares sold in a transaction that 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.22 to $52.05, 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 (2), (3), (5) and (6) to this Form 4.

SEC source: 0001562180-25-006074 · primarydocument.xml · nonDerivative · entry 2

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 144,115

F1 · kind: Represents shares sold in a transaction that 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.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.195 to $51.11, inclusive.

SEC source: 0001562180-25-006074 · primarydocument.xml · nonDerivative · entry 1

Miln James · CIK 0001786790 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 144,508

F1 · kind: Represents shares sold in a transaction that 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.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.17 to $49.97, 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 (2) and (3) to this Form 4.

SEC source: 0001562180-25-005724 · primarydocument.xml · derivative · entry 2

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 350

Underlying: Class A Common Stock · 350 shares

Expires 2031-02-24

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: Fully vested.

SEC source: 0001562180-25-005724 · primarydocument.xml · nonDerivative · entry 1

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,455

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001562180-25-005452 · primarydocument.xml · nonDerivative · entry 1

Dutt Subir · CIK 0002024040 · Chief Sales Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,848

F1 · shares: Represents a restricted stock unit ("RSU") grant. One quarter (1/4) of the shares underlying the RSUs will vest on July 1, 2026 and the remainder of the shares underlying the RSUs vest quarterly for the 3 years thereafter, subject to the Reporting Person's continuous service.

F2 · price: Each RSU represents a contingent right to receive one share of the Class A Common Stock of the Issuer.