144 0001869814 XXXXXXXX LIVE 0001657573 Xometry, Inc. 001-40546 6116 EXECUTIVE BOULEVARD, SUITE 800 NORTH BETHESDA MD 20852 240-335-7914 Altschuler Randolph Officer Director Common UBS Financial Services Inc.

11 Madison Avenue 4th Floor New York NY 10010

5721 238654.94 50349113 04/02/2026 Nasdaq Common 04/01/2026 RSU Issuer N 5721 04/01/2026 NA N Randolph Altschuler

6116 EXECUTIVE BOULEVARD, SUITE 800 NORTH BETHESDA MD 20852

Common 01/05/2026 14826 986419.74 Randolph Altschuler

6116 EXECUTIVE BOULEVARD SUITE 800 NORTH BETHESDA MD 20852

Common 02/26/2026 31928 1387102.38 04/02/2026 09/04/2025 /s/ UBS Financial Services Inc, as attorney-in-fact for Randolph Altschuler