| Segment Reporting |
Summary of segment net (loss) income, including segment expenses were as follows:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | Six Months Ended June 30, | | | 2026 | | 2025 | | 2026 | | 2025 | | | (in thousands) | | (in thousands) | | Revenues: | | | | | | | | | | Net product revenue | | $ | 680 | | | $ | 1,322 | | | $ | 1,770 | | | $ | 2,584 | | | Licensing and milestone revenue | | — | | | 27,544 | | | 20,000 | | | 27,544 | | | Royalties and other revenue | | 12 | | | — | | | 24 | | | — | | | Total revenues | | 692 | | | 28,866 | | | 21,794 | | | 30,128 | | | Operating expenses: | | | | | | | | | | Cost of sales | | 39 | | | 33 | | | 147 | | | 63 | | | Research and development | | 16,059 | | | 14,127 | | | 27,446 | | | 27,736 | | | Sales and marketing | | 834 | | | 1,233 | | | 1,915 | | | 3,908 | | | General and administrative | | 6,964 | | | 6,466 | | | 13,408 | | | 14,292 | | Other segment expense (1) | | 3,336 | | | 3,271 | | | 6,414 | | | 6,072 | | | Total operating expenses | | 27,232 | | | 25,130 | | | 49,330 | | | 52,071 | | | (Loss) income from operations | | (26,540) | | | 3,736 | | | (27,536) | | | (21,943) | | | Interest and other expense | | (2,609) | | | (2,318) | | | (4,199) | | | (4,153) | | | Interest and other income | | 1,723 | | | 1,834 | | | 3,266 | | | 4,053 | | | Loss on early extinguishment of debt | | (4,349) | | | — | | | (4,349) | | | — | | | Net (loss) income | | $ | (31,775) | | | $ | 3,252 | | | $ | (32,818) | | | $ | (22,043) | |
(1) For the three and six months ended June 30, 2026, other segment expense includes stock compensation of (i) $1.4 million and $2.8 million, respectively, related to research and development personnel and (ii) $2.0 million and $3.7 million, respectively, related to general and administrative personnel. For the three and six months ended June 30, 2025, other segment expense primarily includes, among other items, stock compensation of (i) $1.6 million and $3.2 million, respectively, related to research and development personnel, (ii) $0.01 million and $0.05 million, respectively, related to sales and marketing personnel and (iii) $1.6 million and $3.0 million, respectively, related to general and administrative personnel.
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