• ADAR1 Capital Management, a 10% owner of Rallybio, reported additional purchases of common stock, lifting its stake to 910,143 shares.
• Buying prices disclosed in the filing ranged from $13.8 to $14 per share.
• The position is held indirectly through private investment funds managed by ADAR1, with Daniel Schneeberger listed as manager.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Rallybio Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001104659-26-062883), on May 15, 2026, and is solely responsible for the information contained therein.