Financial Performance - Revenue recognized from the License and Collaboration Agreement with Biogen for the three months ended March 31, 2025 was 152.4million,comparedtonorevenueforthesameperiodin2024[7]−NetincomeforthethreemonthsendedMarch31,2025was112.9 million, or 1.90perdilutedshare,comparedtoanetlossof26.4 million, or 0.57pershareforthesameperiodin2024[7]−Totalrevenueforthefirstquarterof2025was158.6 million, compared to 4.2millionforthesameperiodin2024[16]Expenses−ResearchanddevelopmentexpensesforthethreemonthsendedMarch31,2025were32.7 million, compared to 22.4millionforthesameperiodin2024,includingaone−time8.2 million sublicense fee associated with the Biogen agreement[7] - General and administrative expenses for the three months ended March 31, 2025 were 14.7million,comparedto10.2 million for the same period in 2024[7] Cash Position - As of March 31, 2025, the company had 380.3millionincash,cashequivalents,andmarketablesecurities,expectedtofundoperationsbeyondthesecondhalfof2027andintolaunchreadinessprojectedformid−2028[1]CollaborationwithBiogen−ThecollaborationwithBiogenincludesanupfrontpaymentof165 million, with potential milestone payments of up to $385 million and tiered royalties on net sales[3] - The company retains exclusive rights for zorevunersen in the United States, Canada, and Mexico, while Biogen has exclusive commercialization rights for the rest of the world[3] Clinical Trials - The company plans to initiate the Phase 3 EMPEROR study in the second quarter of 2025, with an expected data readout in the second half of 2027[3] - The Phase 3 study will evaluate two loading doses of 70mg followed by two maintenance doses of 45mg over 52 weeks in children and adolescents with Dravet syndrome[4]