Kiniksa Pharmaceuticals LtdRaises ARCALYST revenue guidance and reports strong Q2 earnings growth

Kiniksa Pharmaceuticals reported second quarter 2026 ARCALYST net product revenue of $243.6 million, a roughly 55% increase year-over-year, and raised its full-year 2026 ARCALYST net product revenue guidance to between $980 million and $995 million, up from a prior range of $930 million to $945 million. Total revenue for the quarter was $243.6 million, compared to $156.8 million in the second quarter of 2025, while net income rose to $25.4 million from $17.8 million a year earlier. The company also announced that its investigational therapy KPL-387 demonstrated rapid and sustained reductions in pain and inflammation at a 300 mg subcutaneous once-monthly dose in Phase 2 data, and the pivotal Phase 3 PASTORALE trial in recurrent pericarditis is now enrolling and dosing patients. Kiniksa expects to initiate a Phase 1 trial for KPL-1161, which targets quarterly subcutaneous dosing, by the end of 2026. As of June 30, 2026, the company held $525.9 million in cash, cash equivalents, and short-term investments with no debt.
Kiniksa Pharmaceuticals LtdRaises ARCALYST revenue guidance and reports strong Q2 earnings growth