Sionna Therapeutics Inc.

SION | NASDAQ

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$6

+$0.04 (+0.67%)

At close: Sep 21, 2026, 4:00 PM ET

$5.99

-$0.01 (-0.17%)

Pre-market: Sep 22, 2026, 8:45 AM ET

Overview Rating Statistics Financials Earnings Analysts Ownership Profile

Market Data

Market Cap $270.9M

Enterprise Value $67.94M

Beta 1.32

Average Volume 1.43M

Shares Outstanding (Diluted) 45.15M

Shares Change YoY 2.3%

Institutional Ownership N/A

Exchange NASDAQ

ISIN US8294011080

Price Performance

Price Change 1M 13.6%

Price Change 3M -85.0%

Price Change 6M -83.8%

Price Change YTD -84.7%

Price Change 1Y -76.8%

Price Change 3Y -76.0%

Price Change 5Y -76.0%

1M CAGR (ann.) -88.2%

1Y CAGR (ann.) -74.2%

5Y CAGR (ann.) N/A

All-Time CAGR -58.6%

Valuation

PE Ratio -2.75

Forward PE N/A

PEG Ratio 0.11

Forward PEG 0.37

PS Ratio N/A

Forward PS 99.30

PB Ratio 1.02

P/FCF Ratio -2.76

P/Adj. FCF Ratio -2.17

P/OCF Ratio -2.76

EV/Sales N/A

EV/EBIT -0.72

EV/EBITDA -0.73

EV/FCF -0.69

Earnings Yield -36.3%

FCF Yield -36.2%

Adj. FCF Yield -46.2%

Financial Health

Net Cash $202.96M

Total Debt $8.07M

Cash & Short-Term Investments $211.03M

Total Assets $283.25M

Current Ratio 20.05

Quick Ratio 20.05

Debt / Equity Ratio 0.03

Debt / EBITDA -0.09

Debt / FCF -0.08

OCF / Debt -12.12

Interest Coverage 0.00

Altman Z-Score 7.53

Piotroski F-Score 0

Margins & Profitability

Gross Profit Margin 0.0%

Operating Profit Margin 0.0%

EBITDA Margin 0.0%

Net Profit Margin 0.0%

FCF Margin N/A

Adj. FCF Margin N/A

SBC / Revenue 0.0%

SBC Impact (per share) -27.6%

Returns

Return on Assets -34.4%

Return on Equity -32.9%

Return on Invested Capital -40.0%

Return on Capital Employed -40.2%

Return on Tangible Assets -34.4%

Historical Growth (CAGR)

Revenue CAGR 3Y N/A

Revenue CAGR 5Y N/A

Revenue CAGR 10Y N/A

EPS CAGR 3Y -27.9%

EPS CAGR 5Y N/A

EPS CAGR 10Y N/A

FCF CAGR 3Y -20.0%

FCF CAGR 5Y N/A

FCF CAGR 10Y N/A

Analyst Forecasts

Analyst Rating Hold

Analyst Count 8

EPS Growth Next 3Y -1.2%

Revenue Growth Next 3Y N/A

Earnings Date Nov 3, 2026

EPS Estimate (next Q) -$0.64

EPS Growth Est (next Q) 38.5%

Revenue Est (next Q) N/A

Revenue Growth Est (next Q) N/A

Fair Value Estimates

Graham Number N/A

Graham Upside N/A

Lynch Fair Value N/A

Lynch Upside N/A

Price Target $27.40

Price Target Upside 356.7%

Cash Flow

Operating Cash Flow $-97.76M

Free Cash Flow $-98.05M

Adj. Free Cash Flow $-125.13M

FCF Per Share -$2.17

OCF Per Share -$2.17

OCF/S Ratio 0.0%

Income Statement

Revenue $0

Gross Profit $-306K

Operating Income $-109.49M

EBITDA $-93.03M

Net Income $-97.38M

EPS (Diluted) -$2.18

Revenue / Employee N/A

Profit / Employee $-1.65M

Employees 59