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Sionna Therapeutics to Participate in Upcoming December Investor Conferences

Key Takeaway: Sionna Therapeutics, a clinical-stage biopharmaceutical company, announced its participation in upcoming investor conferences. The company aims to revolutionize cystic fibrosis treatment by developing novel medicines that stabilize the CFTR protein. Live webcasts of the presentations will be available on their Investor Relations website, ensuring accessibility for stakeholders.
Price reaction · baseline $43.66 (2025-11-21 close) · hit pre-market · clean, no other SION news in the window
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POSITIVE FACTORS

  • Sionna Therapeutics is advancing innovative treatments for cystic fibrosis.
  • The company is focused on normalizing CFTR protein function.
  • Management's participation in investor conferences highlights their commitment to transparency.

Full Press Release Details

WALTHAM, Mass., Nov. 24, 2025 (GLOBE NEWSWIRE) -- Sionna Therapeutics, Inc. (Nasdaq: SION), a clinical-stage biopharmaceutical company on a mission to revolutionize the current treatment paradigm for cystic fibrosis (CF) by developing novel medicines that normalize the function of the cystic fibrosis transmembrane conductance regulator (CFTR) protein, today announced that management will participate in fireside chats at the following upcoming investor events:
Live webcasts of the presentations will be available under the “Events” page within the Investors section of Sionna’s website athttps://investors.sionnatx.com/. Replays will also be available following the events.
About Sionna TherapeuticsSionna Therapeutics is a clinical-stage biopharmaceutical company on a mission to revolutionize the current treatment paradigm for cystic fibrosis (CF) by developing novel medicines that normalize the function of the cystic fibrosis transmembrane conductance regulator (CFTR) protein. Sionna’s goal is to deliver differentiated medicines for people living with CF that can restore their CFTR function to as close to normal as possible by directly stabilizing CFTR’s nucleotide binding domain 1 (NBD1), which Sionna believes is central to potentially unlocking dramatic improvements in clinical outcomes and quality of life for people with CF. Leveraging more than a decade of the co-founders’ research on NBD1, Sionna is advancing a pipeline of small molecules engineered to correct the defects caused by the F508del genetic mutation, which resides in NBD1. Sionna is also developing a portfolio of complementary CFTR modulators that are designed to work synergistically with its NBD1 stabilizers to improve CFTR function. For more information about Sionna, visitwww.sionnatx.com.
Sionna intends to use its Investor Relations website as a means of disclosing material nonpublic information and for complying with its disclosure obligations under Regulation FD. Accordingly, investors should monitor Sionna’s Investor Relations website, in addition to following Sionna’s press releases, SEC filings, public conference calls, presentations, and webcasts.

Media ContactAdam DaleyCG Life212.253.8881adaley@cglife.com

Investor ContactJuliet Labadorfir@sionnatx.com

Frequently Asked Questions

What is Sionna Therapeutics focused on?

Sionna Therapeutics aims to revolutionize cystic fibrosis treatment by developing novel medicines that normalize CFTR protein function.

When will Sionna participate in investor conferences?

Sionna Therapeutics will participate in upcoming investor conferences in December.

Where can I watch Sionna's presentations?

Live webcasts of Sionna's presentations will be available on their Investor Relations website.

What is the goal of Sionna's research?

Sionna's goal is to deliver differentiated medicines that restore CFTR function for cystic fibrosis patients.

Last updated: Nov 24, 2025