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Sionna Therapeutics, Inc. - Common Stock (NQ:SION)

6.750 -0.560 (-7.66%)

Streaming Delayed Price Updated: 4:00 PM EDT, Sep 3, 2026 Add to My Watchlist

Price and Volume

Detailed Quote

Volume	1,243,914
Open	7.310
Bid (Size)	6.720 (400)
Ask (Size)	6.780 (100)
Prev. Close	7.310
Today's Range	6.700 - 7.560
52wk Range	4.010 - 54.97
Shares Outstanding	N/A
Dividend Yield	N/A

Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News

SIONNA THERAPEUTICS INVESTIGATION ALERT: Bragar Eagel & Squire, P.C. is Investigating Sionna Therapeutics Inc on Behalf of Sionna Therapeutics Stockholders and Encourages Investors to Contact the Firm

September 02, 2026

From Bragar Eagel & Squire

Via GlobeNewswire

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

September 01, 2026

From Pomerantz LLP

Via GlobeNewswire

Performance

YTD	-82.8%	-82.8%
1 Month	-86.5%	-86.5%
3 Month	-82.1%	-82.1%
6 Month	-80.5%	-80.5%
1 Year	-72.5%	-72.5%

More News

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

August 25, 2026

From Pomerantz LLP

Via GlobeNewswire

Vertex Pharmaceuticals' Rally Has a New Engine -- and Wall Street Thinks the Best Is Still Ahead ↗

August 20, 2026

Via The Motley Fool

Investigation Launched into Sionna Therapeutics, Inc. (SION), Robbins Geller Rudman & Dowd LLP Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm

August 19, 2026

From Robbins Geller Rudman & Dowd LLP

Via Business Wire

Securities Fraud Investigation Into Sionna Therapeutics, Inc. (SION) Announced – Shareholders Who Lost Money Urged To Contact Glancy Prongay Wolke & Rotter LLP, a Leading Securities Fraud Law Firm

August 18, 2026

From Glancy Prongay Wolke & Rotter LLP

Via Business Wire

Sionna Therapeutics, Inc. (SION) Shareholders Who Lost Money – Contact Law Offices of Howard G. Smith About Securities Fraud Investigation

August 18, 2026

From Law Offices of Howard G. Smith

Via Business Wire

Securities Fraud Investigation Into Sionna Therapeutics, Inc. (SION) Announced – Shareholders Who Lost Money Urged to Contact The Law Offices of Frank R. Cruz

August 17, 2026

From The Law Offices of Frank R. Cruz

Via Business Wire

Robbins LLP is Investigating the Recent Stock Drop of Sionna Therapeutics; Contact the Firm for Information

August 17, 2026

From Robbins LLP

Via Business Wire

SION Investors Have Opportunity to Join Sionna Therapeutics, Inc. Fraud Investigation with SBS Law

August 16, 2026

From Schall, Brown & Schwartz LLP

Via Business Wire

Vertex Pharmaceuticals Just Hit an All-Time High. Here's Why the Biotech Stock Could Soar Even More ↗

August 14, 2026

Via The Motley Fool

SION Investor Alert: Levi & Korsinsky Notifies Investors of Investigation Into Sionna Therapeutics (SION)

August 14, 2026

From Levi & Korsinsky, LLP

Via Business Wire

These stocks have an unusual volume in today's session ↗

August 13, 2026

Via Chartmill

12 Health Care Stocks Moving In Wednesday's Intraday Session ↗

August 12, 2026

Via Benzinga

Sionna Halts SION-719 After Phase 2a Miss, Eyes SION-451 Combination Path ↗

August 11, 2026

Via MarketBeat

Sionna Therapeutics Reports Topline Data from Two Development Programs in Cystic Fibrosis and Provides Corporate Update

August 10, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Could 1 Tiny Biotech Topple Vertex Pharmaceuticals' Cystic Fibrosis Empire? ↗

August 07, 2026

Via The Motley Fool

Sionna Therapeutics Reports Second Quarter 2026 Financial Results

August 06, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Sionna Therapeutics to Participate in Upcoming June 2026 Investor Conferences

May 27, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Sionna Therapeutics to Participate in the 2026 RBC Capital Markets Global Healthcare Conference

May 13, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Sionna Therapeutics Reports First Quarter 2026 Financial Results

May 12, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Sionna Insider Sells $2.5 Million in Stock Amid 215% Surge, but Here's What Investors Should Watch ↗

April 27, 2026

Via The Motley Fool

Sionna Therapeutics Completes Enrollment in PreciSION CF Phase 2a Trial Evaluating NBD1 Stabilizer, SION-719, Added to Standard of Care in Participants with Cystic Fibrosis

April 27, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Sionna Therapeutics to Participate in the Raymond James 2026 Biotech Innovation Symposium

April 07, 2026

From Sionna Therapeutics, Inc.

Via GlobeNewswire

Sionna Chief Legal Officer Cashed Out Her Shares. Her Options Are Another Story ↗

March 30, 2026

Via The Motley Fool

Frequently Asked Questions

Is Sionna Therapeutics, Inc. - Common Stock publicly traded?

Yes, Sionna Therapeutics, Inc. - Common Stock is publicly traded.

What exchange does Sionna Therapeutics, Inc. - Common Stock trade on?

Sionna Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market

What is the ticker symbol for Sionna Therapeutics, Inc. - Common Stock?

The ticker symbol for Sionna Therapeutics, Inc. - Common Stock is SION on the Nasdaq Stock Market

What is the current price of Sionna Therapeutics, Inc. - Common Stock?

The current price of Sionna Therapeutics, Inc. - Common Stock is 6.750

When was Sionna Therapeutics, Inc. - Common Stock last traded?

The last trade of Sionna Therapeutics, Inc. - Common Stock was at 09/03/26 04:00 PM ET

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