Investor Relations

Overview

Anaptys is a clinical-stage biotechnology company focused on delivering innovative immunology therapeutics for autoimmune and inflammatory diseases. Its biopharma operations include ANB033, a CD122 antagonist for celiac disease and eosinophilic esophagitis; rosnilimab, a pathogenic T cell depleter for rheumatoid arthritis; and ANB101, a BDCA2 modulator. Anaptys has also discovered and out-licensed in financial collaborations multiple therapeutic antibodies, including a PD-1 antagonist (Jemperli (dostarlimab-gxly)) to GSK and an IL-36R antagonist (imsidolimab) to Vanda Pharmaceuticals. To learn more, visit www.AnaptysBio.com or follow us on LinkedIn.

Anaptys recently announced the intent to separate its biopharma operations from its substantial royalty assets by year-end 2026, enabling investors to align their investment philosophies and portfolio allocation with the strategic opportunities and financial objectives of each company. Learn more here.

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Press Releases

March 27, 2026

Anaptys Board of Directors Approves Spin-Off of First Tracks Biotherapeutics

Board sets spin-off distribution date for First Tracks Biotherapeutics: expected to occur April 20, 2026, pre-market Stockholders will receive one share of First Tracks Bio common stock for every one share of AnaptysBio common stock owned First Tracks Bio initial cash balance of $180 million,
March 27, 2026

First Tracks Biotherapeutics, the Planned Spin-Off of Anaptys, Secures Commitments of $145 Million in Private Placement

Inclusive of $80 million in proceeds from private placement by leading investors First Tracks Biotherapeutics to launch with $180 million in cash and two-year cash-runway SAN DIEGO, March 27, 2026 (GLOBE NEWSWIRE) -- AnaptysBio, Inc. (Nasdaq: ANAB) today announced that its planned spin-off, First
March 27, 2026

Anaptys Announces $100 Million Stock Repurchase Plan and Provides a Business Update

Anaptys to spin-off biopharma operations into First Tracks Biotherapeutics, with a target distribution date of April 20, 2026 Anaptys to manage the financial collaborations for Jemperli with GSK and imsidolimab with Vanda, with a focus on protecting and returning their value to shareholders, as