Sionna Therapeutics Inc

Sionna Therapeutics Inc (SION) Stock Analysis

$3.280

-0.396 (-12.06%)At close

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High
3.710
Open
3.710
VWAP
3.41
Volume
916.87K
Mkt Cap
—
Low
3.250
Amount
3.13M
EV/EBITDA, TTM
0.00

Sionna Therapeutics, Inc. is a clinical-stage biopharmaceutical company. The Company is focused on researching and developing novel medicines for cystic fibrosis. It is advancing a pipeline of small molecules engineered to correct the defects caused by the F508del genetic mutation, which resides in nucleotide-binding domain 1 (NBD1). It is conducting ongoing Phase I trials of its two highly potent NBD1 stabilizers, SION-719 and SION-451, evaluating the safety, tolerability and pharmacokinetic (PK) profile of single and multiple ascending doses in healthy subjects. It is also developing a portfolio of cystic fibrosis transmembrane conductance regulator (CFTR) modulators designed to work synergistically with its NBD1 stabilizers to improve CFTR function. Its portfolio also includes Galicaftor (SION-2222) and SION-2851, which are TMD1-directed CFTR correctors; SION-109, an ICL4-directed CFTR corrector, and Navocaftor (SION-3067), is a clinical-stage potentiator of CFTR gating activity.

AI analysis of Sionna Therapeutics Inc (SION)

Sell

Sionna Therapeutics is not a good buy right now due to its significant financial losses and poor technical indicators. The current price is $3.73, with an RSI of 33.89 indicating oversold conditions, but the forward P/E is 0, reflecting no expected profitability in the near term. Additionally, the stock has a staggering year-to-date change of -90.49%, suggesting a lack of investor confidence and potential long-term viability issues.

Valuation Metrics

The current forward P/E ratio for Sionna Therapeutics Inc (SION) is 0.00, compared to its 5-year average forward P/E of -10.50.

Forward P/E

Overvalued
5Y Average P/E
-10.50
Current P/E
0.00
Overvalued
-4.42
Undervalued
-16.58

Forward EV/EBITDA

Overvalued
5Y Average EV/EBITDA
-7.52
Current EV/EBITDA
0.00
Overvalued
-3.37
Undervalued
-11.68

Forward P/S

Fair
5Y Average P/S
217.41
Current P/S
0.00
Overvalued
486.48
Undervalued
-51.66

Alphio AI Price Scenarios for SION

Scenario prices are the last monthly forecast band of the current year. Probabilities are fixed model weights (25 / 50 / 25), not guarantees.

B

Bull

Bull · 25%SION

$19.38

Scenario price

B

Base

Base · 50%SION

$18.99

Scenario price

B

Bear

Bear · 25%SION

$17.80

Scenario price

Whales holding SION

T

TPG Capital, L.P.

+ HoldingSION

+58.56%

3M Return

A

Artal Group S.A.

+ HoldingSION

+48.22%

3M Return

S

Sofinnova Investments, Inc.

+ HoldingSION

+30.18%

3M Return

R

RA Capital Management, L.P.

+ HoldingSION

+13.94%

3M Return

P

Perceptive Advisors LLC

+ HoldingSION

+11.21%

3M Return

D

Deerfield Management Company, L.P.

+ HoldingSION

+5.60%

3M Return

Events Timeline

2026-10-08 (ET)

17:00:00

Sionna Therapeutics Presents Data at 2026 North American Cystic Fibrosis Conference

2026-09-14 (ET)

16:30:00

Sionna Reduces Workforce by Approximately 46% to Cut Costs

16:30:00

Sionna Therapeutics Advances SION-451 + SION-2222 into Phase 2a Trial

2026-08-11 (ET)

12:30:00

Sionna Therapeutics Stock Rises 15.9% to $5.21

10:30:00

Sionna Therapeutics Stock Rises 14% to $5.13

News

SION FAQ — answered by Alphio AI

Sionna Therapeutics, Inc. is a clinical-stage biopharmaceutical company. The Company is focused on researching and developing novel medicines for cystic fibrosis. It is advancing a pipeline of small molecules engineered to correct the defects caused by the F508del genetic mutation, which resides in nucleotide-binding domain 1 (NBD1). It is conducting ongoing Phase I trials of its two highly potent NBD1 stabilizers, SION-719 and SION-451, evaluating the safety, tolerability and pharmacokinetic (PK) profile of single and multiple ascending doses in healthy subjects. It is also developing a portfolio of cystic fibrosis transmembrane conductance regulator (CFTR) modulators designed to work synergistically with its NBD1 stabilizers to improve CFTR function. Its portfolio also includes Galicaftor (SION-2222) and SION-2851, which are TMD1-directed CFTR correctors; SION-109, an ICL4-directed CFTR corrector, and Navocaftor (SION-3067), is a clinical-stage potentiator of CFTR gating activity. It operates in the Healthcare sector.

Sionna Therapeutics is not a good buy right now due to its significant financial losses and poor technical indicators. The current price is $3.73, with an RSI of 33.89 indicating oversold conditions, but the forward P/E is 0, reflecting no expected profitability in the near term. Additionally, the stock has a staggering year-to-date change of -90.49%, suggesting a lack of investor confidence and potential long-term viability issues.

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This page is for research only and is not investment advice. Models can be wrong. Past performance does not guarantee future results.

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