| (1) | Amounts in table may not foot due to rounding |
| Net (Loss) Income to Adjusted EBITDA (1) | |||||||
| Three Months Ended March 31, | |||||||
| (in thousands) | 2024 | 2023 | |||||
| Net (loss) income attributable to 3D Systems Corporation | $ | (16.0 | ) | $ | (29.4 | ) | |
| Interest (income) expense, net | $ | (2.1 | ) | $ | (3.8 | ) | |
| Provision for income taxes | $ | 1.4 | $ | — | |||
| Depreciation expense | $ | 5.0 | $ | 5.3 | |||
| Amortization expense | $ | 2.3 | $ | 3.2 | |||
| EBITDA | $ | (9.4 | ) | $ | (24.7 | ) | |
| Stock-based compensation expense | $ | 8.2 | $ | 10.3 | |||
| Acquisition and divestiture-related expense | $ | 0.1 | $ | 2.7 | |||
| Legal expense | $ | 4.2 | $ | 0.1 | |||
| Restructuring expense | $ | — | $ | 1.7 | |||
| Redeemable non-controlling interest | $ | (0.1 | ) | $ | (0.1 | ) | |
| Loss on equity method investment | $ | 0.2 | $ | — | |||
| Debt extinguishment gain | $ | (21.5 | ) | $ | — | ||
| Other (income) expense, net | $ | (1.8 | ) | $ | (0.1 | ) | |
| Adjusted EBITDA | $ | (20.1 | ) | $ | (10.1 | ) | |
