XMTR

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 19

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Noah Sladkin Altschuler 2012 Trust

Disclosed balance after: 331,445

F22 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Noah Sladkin Altschuler 2012 Trust Trust at least 30 days prior to the trading date.

F23 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.32 to $59.17, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 18

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Matthew Sladkin Altschuler 2012 Trust

Disclosed balance after: 330,533

F18 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Matthew Sladkin Altschuler 2012 Trust at least 30 days prior to the trading date.

F21 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.81 to $62.60, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 17

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Matthew Sladkin Altschuler 2012 Trust

Disclosed balance after: 330,930

F18 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Matthew Sladkin Altschuler 2012 Trust at least 30 days prior to the trading date.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.66 to $61.50, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 16

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Matthew Sladkin Altschuler 2012 Trust

Disclosed balance after: 331,183

F18 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Matthew Sladkin Altschuler 2012 Trust at least 30 days prior to the trading date.

F20 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $59.41 to $60.09, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 15

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Matthew Sladkin Altschuler 2012 Trust

Disclosed balance after: 331,447

F18 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Matthew Sladkin Altschuler 2012 Trust at least 30 days prior to the trading date.

F19 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.28 to $59.25, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 14

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the 2021 Tigers Trust

Disclosed balance after: 91,582

F12 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the 2021 Tigers Trust at least 30 days prior to the trading date.

F17 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.715 to $63.085, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 13

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the 2021 Tigers Trust

Disclosed balance after: 91,653

F12 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the 2021 Tigers Trust at least 30 days prior to the trading date.

F16 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.69 to $62.605, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 12

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the 2021 Tigers Trust

Disclosed balance after: 91,996

F12 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the 2021 Tigers Trust at least 30 days prior to the trading date.

F15 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.66 to $61.575, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 11

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the 2021 Tigers Trust

Disclosed balance after: 92,259

F12 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the 2021 Tigers Trust at least 30 days prior to the trading date.

F14 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $59.33 to $60.09, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 10

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the 2021 Tigers Trust

Disclosed balance after: 92,532

F12 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the 2021 Tigers Trust at least 30 days prior to the trading date.

F13 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.30 to $59.00, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 9

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the Altschuler Family Trust (2020)

Disclosed balance after: 481,248

F7 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Altschuler Family Trust (2020) at least 30 days prior to the trading date.

F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.67 to $62.60, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 8

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the Altschuler Family Trust (2020)

Disclosed balance after: 481,667

F7 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Altschuler Family Trust (2020) at least 30 days prior to the trading date.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.66 to $61.50, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 7

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the Altschuler Family Trust (2020)

Disclosed balance after: 481,923

F7 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Altschuler Family Trust (2020) at least 30 days prior to the trading date.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $59.315 to $60.08, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 6

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by the Altschuler Family Trust (2020)

Disclosed balance after: 482,173

F7 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Altschuler Family Trust (2020) at least 30 days prior to the trading date.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.21 to $59.105, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 5

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by spouse

Disclosed balance after: 661,270

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the reporting person's spouse at least 30 days prior to the trading date.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.40 to $63.085, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 4

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by spouse

Disclosed balance after: 662,327

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the reporting person's spouse at least 30 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 $61.375 to $62.33, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 3

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by spouse

Disclosed balance after: 663,823

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the reporting person's spouse at least 30 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 $60.36 to $61.34, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 2

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by spouse

Disclosed balance after: 664,633

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the reporting person's spouse at least 30 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 $59.12 to $60.09, inclusive.

SEC source: 0001562180-22-007431 · primarydocument.xml · nonDerivative · entry 1

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by spouse

Disclosed balance after: 666,024

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the reporting person's spouse at least 30 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 $58.115 to $59.105, 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) through (6), (8) through (11), (13) through (17), (19) through (21), (23), (24), and (26) through (29) to this Form 4.

SEC source: 0001562180-22-007432 · primarydocument.xml · nonDerivative · entry 4

CRONIN BILL · CIK 0001259278 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,453

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 30 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 $62.37 to $62.99, inclusive.

SEC source: 0001562180-22-007432 · primarydocument.xml · nonDerivative · entry 3

CRONIN BILL · CIK 0001259278 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,953

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 30 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 $61.31 to $61.98, inclusive.

SEC source: 0001562180-22-007432 · primarydocument.xml · nonDerivative · entry 2

CRONIN BILL · CIK 0001259278 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,499

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 30 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 $59.52 to $60.09, inclusive.

SEC source: 0001562180-22-007432 · primarydocument.xml · nonDerivative · entry 1

CRONIN BILL · CIK 0001259278 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,899

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 30 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 $58.17 to $58.87, 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 the ranges set forth in footnotes (2), (3), (4) and (5) to this Form 4.

SEC source: 0001562180-22-007406 · primarydocument.xml · derivative · entry 7

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 291,177

Underlying: Class A Common Stock · 7,717 shares

Expires 2030-05-05

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 and amended by the reporting person at least 30 days prior to the trading date.

F5 · derivative.exercise_date: One quarter (1/4) of the shares vested on April 13, 2021, and thereafter, the remainder of the shares vest in 36 monthly installments, subject to the Reporting Person's continuous service.

SEC source: 0001562180-22-007406 · primarydocument.xml · derivative · entry 6

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 298,894

Underlying: Class A Common Stock · 2,283 shares

Expires 2030-05-05

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 and amended by the reporting person at least 30 days prior to the trading date.

F5 · derivative.exercise_date: One quarter (1/4) of the shares vested on April 13, 2021, and thereafter, the remainder of the shares vest in 36 monthly installments, subject to the Reporting Person's continuous service.

SEC source: 0001562180-22-007406 · primarydocument.xml · nonDerivative · entry 5

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,687

F2 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 days prior to the trading date.

SEC source: 0001562180-22-007406 · primarydocument.xml · nonDerivative · entry 4

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,761

F2 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $59.395 to $60.335, inclusive.

SEC source: 0001562180-22-007406 · primarydocument.xml · nonDerivative · entry 3

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,876

F2 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $58.395 to $59.39, 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) and (4) to this Form 4.

SEC source: 0001562180-22-007406 · primarydocument.xml · nonDerivative · entry 2

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,687

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 and amended by the reporting person at least 30 days prior to the trading date.

SEC source: 0001562180-22-007406 · primarydocument.xml · nonDerivative · entry 1

Rallo James M · CIK 0001352659 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,970

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 and amended by the reporting person at least 30 days prior to the trading date.

SEC source: 0001562180-22-007405 · primarydocument.xml · nonDerivative · entry 3

HORNIG GEORGE · CIK 0001275810 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,851

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $59.595 to $60.44, inclusive.

SEC source: 0001562180-22-007405 · primarydocument.xml · nonDerivative · entry 2

HORNIG GEORGE · CIK 0001275810 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,338

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $58.595 to $59.59, inclusive.

SEC source: 0001562180-22-007405 · primarydocument.xml · nonDerivative · entry 1

HORNIG GEORGE · CIK 0001275810 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,309

F1 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $57.75 to $58.50, 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 within the ranges set forth in footnotes (2), (3) and (4) to this Form 4.

SEC source: 0001562180-22-007337 · primarydocument.xml · derivative · entry 4

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,000 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 and amended by the reporting person at least 30 days prior to the trading date.

F5 · derivative.exercise_date: Shares vest in 48 monthly installments beginning on April 2, 2021, subject to the Reporting Person's continuous service.

SEC source: 0001562180-22-007337 · primarydocument.xml · nonDerivative · entry 3

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,729

F2 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $58.975 to $59.78, inclusive.

SEC source: 0001562180-22-007337 · primarydocument.xml · nonDerivative · entry 2

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,484

F2 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted and amended by the reporting person at least 30 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 $57.76 to $58.63, 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 in the ranges set forth in footnotes (3) and (4) to this Form 4.

SEC source: 0001562180-22-007337 · primarydocument.xml · nonDerivative · entry 1

Rollins Emily · CIK 0001847014 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,729

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 and amended by the reporting person at least 30 days prior to the trading date.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 10

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 855,286

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 30 days prior to the trading date.

F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $59.51 to $60.08, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 9

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 857,086

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 30 days prior to the trading date.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.43 to $59.385, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 8

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 861,286

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 30 days prior to the trading date.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.18 to $62.82, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 7

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 861,786

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 30 days prior to the trading date.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.1050 to $62.09, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 6

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 863,430

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 30 days prior to the trading date.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.1050 to $61.10, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 5

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 868,286

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 30 days prior to the trading date.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.25 to $62.3575, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 4

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 869,444

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 30 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 $61.25 to $62.2450, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 3

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 871,278

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 30 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 $60.24 to $61.23, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 2

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 872,168

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 30 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 $58.97 to $59.88, inclusive.

SEC source: 0001562180-22-007129 · primarydocument.xml · nonDerivative · entry 1

Zuriff Laurence · CIK 0001870220 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 873,486

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 30 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 $57.93 to $58.92, 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), (5), (6), (7), (8), (9), (10) and (11) to this Form 4.

SEC source: 0001562180-22-007093 · primarydocument.xml · nonDerivative · entry 13

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Sasha Sladkin Altschuler 2012 Trust

Disclosed balance after: 332,533

F15 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Sasha Sladkin Altschuler 2012 Trust at least 30 days prior to the trading date.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.63 to $59.23, inclusive.

SEC source: 0001562180-22-007093 · primarydocument.xml · nonDerivative · entry 12

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Sasha Sladkin Altschuler 2012 Trust

Disclosed balance after: 333,181

F15 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Sasha Sladkin Altschuler 2012 Trust at least 30 days prior to the trading date.

F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $57.55 to $58.53, inclusive.

SEC source: 0001562180-22-007093 · primarydocument.xml · nonDerivative · entry 11

Altschuler Randolph · CIK 0001869814 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by The Noah Sladkin Altschuler 2012 Trust

Disclosed balance after: 332,533

F13 · kind: Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by The Noah Sladkin Altschuler 2012 Trust Trust at least 30 days prior to the trading date.

F14 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.61 to $59.23, inclusive.