| RECONCILIATION OF NON-GAAP MEASURES | ||||||||||
| The table below presents a reconciliation of Adjusted EBITDA to net income attributable to InterDigital, Inc., the most directly comparable GAAP financial measure: | ||||||||||
| For the Three Months Ended March 31, | Outlook | |||||||||
| (in thousands) | (in millions) | |||||||||
| 2024 | 2023 | Q2 2024 | Full Year 2024 | |||||||
| Net income attributable to InterDigital, Inc. | $ | 81,652 | $ | 105,259 | $5.5 - $8.0 | $140 - $175 | ||||
| Net loss attributable to non-controlling interest | — | (1,739 | ) | — | — | |||||
| Income tax provision | 19,411 | 16,845 | 1.5 | 40 - 50 | ||||||
| Other income (expense) & interest expense | 2,675 | (1,104 | ) | 0.5 | 5 - 15 | |||||
| Depreciation and amortization | 17,240 | 19,526 | 18.0 | 73 | ||||||
| Share-based compensation | 9,386 | 7,790 | 10.0 | 42 | ||||||
| Other items (a) | — | 8,237 | — | — | ||||||
| Adjusted EBITDA 2 | $ | 130,364 | $ | 154,814 | $35.5 - $38.0 | $310 - $345 | ||||
| (a) Other items in the above table includes a $5.7 million one-time charge for a net litigation fee reimbursement and a $2.5 million one-time impairment on our patents held for sale during the three months ended March 31, 2023. | ||||||||||
