Sionna Therapeutics, Inc. Common Stock (SION) Live Share Price, Invest From India

Sionna Therapeutics, Inc. Common Stock Stock Performance

as on May 5, 2026 at 6:59 am IST

Day's Low
Day's High
$38.64
Day's Price Range
$41.45
$40.17
3.81%
Downside
3.19%
Upside
52 Week's Low
52 Week's High
$11.77
52-Week Price Range
$46.46
$40.17
70.70%
Downside
15.65%
Upside

Sionna Therapeutics, Inc. Common Stock share price movements today

Previous Close: $39.15
Open: $38.64
Volume: 380.7K
Day's Low - High: $38.64 - $41.45
52 Week Low - High: $11.77 - $46.46

Sionna Therapeutics, Inc. Common Stock Historical Returns

1 Month Return: -0.1 %
3 Month Return: + 14.75 %
1 Year Return: + 216.26 %
3 Year Return: 0 %
5 Year Return: 0 %

Sionna Therapeutics, Inc. Common Stock Stock Fundamentals & Key Indicators

Check Sionna Therapeutics, Inc. Common Stock market cap, PE, PB, PEG ratios, dividend yield, and other key fundamental indicators.

Market Cap

$1.8B

EPS (TTM)

-2.2088

Dividend Yield

0.00%

PE Ratio (TTM)

PEG Ratio

Return On Equity TTM

-31.79%

Sionna Therapeutics, Inc. Common Stock vs Peer Comparison

Compare market cap, revenue, PE, and other key metrics of Sionna Therapeutics, Inc. Common Stock with its industry peers.

Company	Analyst View	Market Cap	5 Years Return %	PE Ratio	Profit Margin %
Sionna Therapeutics, Inc. Common Stock	NA	$1.8B	NA	NA	0.00%
Alnylam Pharmaceuticals Inc	BUY	$39.8B	124.56%	74.67	12.55%
Vertex Pharmaceuticals Inc	BUY	$109.3B	100.99%	27.7	32.94%
BeiGene, Ltd.	NA	$33.0B	NA	118.86	5.37%
Regeneron Pharmaceuticals Inc	BUY	$73.5B	47.01%	17.12	29.65%

Stock Returns calculator for Sionna Therapeutics, Inc. Common Stock Stock including INR - Dollar returns

The Sionna Therapeutics, Inc. Common Stock stock calculator helps Indian investors calculate returns based on the historical performance of the stock. Just choose your investment amount and duration to get insights and invest more confidently. See stock returns as well as the effect of dollar appreciation over different durations.

*Dollar Impact: The bonus return you make when the US Dollar rises against the Rupee; calculated on the full amount you walk away with, not just what you invested in.

Investment Value

₹1,00,000

Sionna Therapeutics, Inc. Common Stock investment value today

Current value as on today

₹3,55,004

Returns

₹2,55,004

(+255%)

Returns from Sionna Therapeutics, Inc. Common Stock Stock

₹2,14,073 (+214.07%)

Dollar Impact

₹40,931 (+40.93%)

Sionna Therapeutics, Inc. Common Stock Stock’s Investor Sentiment and Interest

Search interest for Sionna Therapeutics, Inc. Common Stock Stock has increased by 80% in the last 30 days, reflecting an upward trend in search activity.

Time period: April 5, 2026 to May 5, 2026

Change:80% versus previous 30 day period

Sionna Therapeutics, Inc. Common Stock Quarterly Profit & Loss

All numbers in Millions USD

	Dec 2023	Mar 2024	Jun 2024	Sep 2024	Dec 2024	Mar 2025	Jun 2025	Sep 2025	Dec 2025
Total Revenue	-	-	-	-	-	-	-	-	-
Gross Profit	-	-	0	-	-	-	0	0	0
Operating Income	-12	-13	-11	-27	-18	-19	-21	-23	-23
EBITDA	-12	-12	-8	-27	-17	-19	-17	-20	-17
Interest Expense	-	-	-	-	-	-	-	-	-
Depreciation	0	0	0	0	0	0	0	0	0
Income Before Tax	-11	-11	-8	-25	-15	-16	-18	-20	-20
Income Tax Expense	-	-	-	-	-	-	-	-	-
Net Income	-11	-11	-8	-25	-15	-16	-18	-20	-20
Net Profit Margin	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Sionna Therapeutics, Inc. Common Stock Annual Profit & Loss

All numbers in Millions USD

	Dec 2022	Dec 2023	Dec 2024	Dec 2025
Total Revenue	-	-	-	-
Gross Profit	-	-	0	0
Operating Income	-41	-50	-70	-88
EBITDA	-41	-49	-69	-88
Interest Expense	-	-	-	-
Depreciation	0	0	0	0
Income Before Tax	-40	-47	-61	-75
Income Tax Expense	-	-	-	-
Net Income	-40	-47	-61	-75
Net Profit Margin	0.00%	0.00%	0.00%	0.00%

Sionna Therapeutics, Inc. Common Stock Quarterly Cash Flow

All numbers in Millions USD

	Mar 2024	Jun 2024	Sep 2024	Dec 2024	Mar 2025	Jun 2025	Sep 2025	Dec 2025
Net Income	-11	-8	-25	-15	-16	-18	-20	-20
Operating Cash Flow	-13	-10	-17	-11	-16	-18	-15	-16
Investing Cash Flow	-123	-28	10	15	-141	-23	23	22
Financing Cash Flow	181	0	0	-1	202	0	1	1
Change in Cash	44	-38	-8	2	44	-41	9	7

Sionna Therapeutics, Inc. Common Stock Annual Cash Flow

All numbers in Millions USD

	Dec 2023	Dec 2024	Dec 2025
Net Income	-47	-61	-75
Operating Cash Flow	-43	-52	-66
Investing Cash Flow	27	-126	-118
Financing Cash Flow	0	178	205
Change in Cash	-16	0	20

Insights on Sionna Therapeutics, Inc. Common Stock

Insights help you understand the recent movement of the company's critical parameters, giving you an overall view of the company.

POSITIVE IMPACT
Price Rise
In the last 1 year, SION stock has moved up by 216.3%
POSITIVE IMPACT
Best in 1 Year
In the last 1 year, SION has outperformed top 5 stocks with highest market-cap in its industry

About Sionna Therapeutics, Inc. Common Stock

Sionna Therapeutics, Inc., a clinical-stage biopharmaceutical company, researches and develops medicines for the treatment of cystic fibrosis (CF). It develops galicaftor (SION-2222), a transmembrane domain 1 (TMD1)-directed cystic fibrosis transmembrane conductance regulator (CFTR) that has completed Phase 2 trial; navocaftor (SION-3067), a potentiator that has completed Phase 2 trial; SION-109, an intracellular loop 4 directed CFTR corrector that has completed Phase 1 trial; SION-2851, a TMD1-directed CFTR corrector that has completed Phase 1 trial; SION-451, which is nucleotide-binding domain 1 stabilizer in Phase 1 trial; and SION-719, which is nucleotide-binding domain 1 stabilizer in Phase 2a proof-of-concept trial. The company was formerly known as Sling Therapeutics, Inc. and changed its name to Sionna Therapeutics, Inc. in July 2021. Sionna Therapeutics, Inc. was incorporated in 2019 and is headquartered in Waltham, Massachusetts.

Organisation	Sionna Therapeutics, Inc. Common Stock
Headquarters	21 Hickory Drive, Waltham, MA, United States, 02451
Industry	Biotechnology
CEO	Mr. Michael Cloonan M.B.A.
E-voting on shares	Click here to vote

Key Management of Sionna Therapeutics, Inc. Common Stock

Name	Title
Ms. Caroline Stark Beer M.B.A.	Chief Business Officer
Dr. Greg Hurlbut Ph.D.	Co-Founder & Senior VP of Discovery Research
Dr. Mark Munson Ph.D.	Co-founder & Senior VP of Medicinal Chemistry
Ms. Meghan Bagshaw	Vice President of Programs, Portfolio & Operations
Dr. Charlotte McKee M.D.	Chief Medical Officer
Mr. Michael Cloonan M.B.A.	President, CEO & Director
Mr. Andy Chu	Vice President of Information & Technology
Ms. Jennifer Fitzpatrick J.D.	Chief Legal Officer
Ms. Vanya Sagar	Chief People Officer
Ms. Elena H. Ridloff C.F.A.	Chief Financial Officer

FAQs

What is Sionna Therapeutics, Inc. Common Stock share price today?

Sionna Therapeutics, Inc. Common Stock share price today is $40.17 as on May 5, 2026 at 1:29 am IST at the close of the market. Sionna Therapeutics, Inc. Common Stock share today touched a day high of $41.45 and a low of $38.64.

What is the 52 week high and 52 week low for Sionna Therapeutics, Inc. Common Stock share?

Sionna Therapeutics, Inc. Common Stock share touched a 52 week high of $46.46 on April 17, 2026 and a 52 week low of $11.77 on May 15, 2025. Sionna Therapeutics, Inc. Common Stock stock price today i.e. May 5, 2026 at 1:29 am IST is closed at $40.17,which is 13.53% down from its 52 week high and 241.29% up from its 52 week low.

What is Sionna Therapeutics, Inc. Common Stock's market capitalisation today?

Sionna Therapeutics, Inc. Common Stock market capitalisation is $0.00T as on May 5, 2026 at 1:29 am IST.

How to invest in Sionna Therapeutics, Inc. Common Stock Stock (SION) from India?

Step 1: Open a free US stocks account on INDmoney App and transfer your Rupees into Dollars to your INDmoney US stocks account. For a step by step instruction, check How to Transfer Money to Your US Stocks Account .
Step 2: Search for Sionna Therapeutics, Inc. Common Stock on INDmoney app. Click on Buy button. You can invest as low as $1.5 in Sionna Therapeutics, Inc. Common Stock Shares that will get you 0.0373 shares as per Sionna Therapeutics, Inc. Common Stock share price of $40.17 per share as on May 5, 2026 at 1:29 am IST.

What is the minimum amount required to buy Sionna Therapeutics, Inc. Common Stock Stock (SION) from India?

Indian investors can start investing in Sionna Therapeutics, Inc. Common Stock (SION) shares with as little as ₹95.28 or $1 (as of May 5, 2026 at 4:59 pm IST) using the INDmoney app.
For example: If you want to invest $10 or ₹952.80 in Sionna Therapeutics, Inc. Common Stock stock (as per the Rupee-Dollar exchange rate as on May 5, 2026 at 4:59 pm IST). Based on Sionna Therapeutics, Inc. Common Stock share’s latest price of $40.17 as on May 5, 2026 at 1:29 am IST, you will get 0.2489 shares of Sionna Therapeutics, Inc. Common Stock. Learn more about fractional shares .