Sionna Therapeutics, Inc.

SION

NASDAQ

Healthcare

Biotechnology

Waltham, MA, US41 employeessionnatx.com

$40.58

-0.72(-1.76%)

Mkt Cap $1.8B

$7.66

$44.48

52-Week Range

At A Glance

Sionna Therapeutics, Inc.

Most recently: and in Exhibit 99.1 attached hereto is intended to be furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 193 (2026-03-02).

$1.8B

Market Cap

—

Revenue

-$85M

Net Income

Employees41

Fundamentals

How The Business Makes Money

Sionna Therapeutics, Inc. is a biopharmaceutical company. The Company provides treatment paradigm for cystic fibrosis patients by developing medicines that normalize the function of the cystic fibrosis transmembrane conductance regulator.

Industry Biotechnology

Activity

What Changed Recently

Financial Results

Mar 1, 2026

and in Exhibit 99.1 attached hereto is intended to be furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 193

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ZYMEZymeworks Inc.	$25.77	-0.66%	$1.9B	-22.3
ARDXArdelyx, Inc.	$5.92	-3.03%	$1.5B	-21.0
MAZEMaze Therapeutics, Inc.	$28.82	-0.77%	$1.4B	-17.8
ABCLAbCellera Biologics Inc.	$3.54	+0.71%	$1.1B	-6.9
XERSXeris Biopharma Holdings,...	$6.03	-0.25%	$1.0B	1680.6

Analyst View

Company Profile

CIK0002036042

ISINUS8294011080

CUSIP829401108

Phone617 819 2020

Address21 Hickory Drive Suite 500, Waltham, MA, 02451, US

SEC EDGAR