Transaction Details

Footnotes

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. | These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.10 to $64.06, 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), (7) and (8) to this Form 4. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.18 to $65.175, inclusive. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.195 to $66.01, inclusive. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.245 to $67.18, inclusive. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.52 to $68.46, inclusive. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.55 to $68.75, inclusive.