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- Sionna Therapeutics announced plans to advance the SION-451 and SION-2222 dual combination into a Phase 2a proof-of-concept trialSep 15, 2026
- Sionna Therapeutics reported topline data from two cystic fibrosis development programs and provided a corporate updateAug 10, 2026
- Sionna Therapeutics completed enrollment in the PreciSION CF Phase 2a trial of SION-719 for cystic fibrosisApr 27, 2026
- Sionna Therapeutics announces initiation of PreciSION CF Phase 2a trial evaluating NBD1 stabilizer, SION-719, when added to standard of care in participants with cystic fibrosisOct 21, 2025