Anaptys Reports Fiscal First Quarter 2027 Financial Results and Provides Business Update

* Jemperli global net sales of $1.0 billion (£753 million) for the nine months ended September 30, 2026, representing 29% year-over-year growth * Jemperli approved in the U.S. as the first and only immunotherapy for adults with stage II and III microsatellite instability-high (MSI-H)/ mismatch repair deficient (dMMR) locally advanced rectal cancer * Litigation with GSK and Tesaro: post-trial hearing held on October 20, 2026, with a judgment anticipated in calendar Q4 2026 or Q1 2027 SAN DIEGO, Nov. 12, 2026 (GLOBE NEWSWIRE) -- AnaptysBio, Inc. (Nasdaq: ANAB), a company focused on managing the financial collaborations for Jemperli with Tesaro, a GSK company, and Quimilza (imsidolimab) with Vanda, today reported financial results for the fiscal first quarter ended September 30, 2026, and provided a business update.

“Jemperli’s continued commercial growth in endometrial cancer, with global net sales reaching $1 billion through September 30, 2026, and its recent U.S. approval in adults with stage II and III MSI-H/dMMR locally advanced rectal cancer reinforce our confidence in its long-term potential in monotherapy indications,” said Daniel Faga, president and chief executive officer. “We remain focused on protecting and returning the value of our financial collaborations to shareholders as we approach a judgment in our litigation with GSK and Tesaro in calendar Q4 2026 or Q1 2027 and the FDA target action date for Quimilza in December 2026.”