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Delaware Chancery Court Rules in Favor of Anaptys by Dismissing Tesaro’s Anticipatory Breach Claim

Ruling preserves current contracted royalty rates and rejects Tesaro’s request for any royalty reductionTrial to adjudicate Anaptys’ contract claims and right to seek reversion of Jemperli against Tesaro/GSK is scheduled for July 14-17, 2026 SAN DIEGO, April 24, 2026 (GLOBE NEWSWIRE) -- AnaptysBio, Inc. (Nasdaq: ANAB), a company focused on managing the financial collaborations for Jemperli with GSK and imsidolimab with Vanda, today announced that the Delaware Chancery Court has dismissed Tesaro’

articleAnaptysbio, Inc.April 24, 20265/company/anaptysbio-inc/news/delaware-chancery-court-rules-in-favor-of-anaptys-by-dismissing-tesaros-anticipatory-breach-claim
Delaware Chancery Court Rules in Favor of Anaptys by Dismissing Tesaro’s Anticipatory Breach Claim

About this update from Anaptysbio, Inc.

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Delaware Chancery CourtTesaroCollaborationanticipatory breach