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SIONNasdaqPharmaceutical PreparationsFiscal year ends December 31

Sionna Therapeutics, Inc.

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026
$4.01+0.12 (+3.08%)

Close on Oct 19, 2026

Market cap
$181.05M
P/E (TTM)
–
Dividend yield
–

Share price

−$27.92 (−87.44%)past year

Daily closes, adjusted for splits. Drag across the chart to measure a change.Earnings

Key statistics

Valuation at the latest close; fundamentals over fiscal , balances at Jun 30, 2026

Valuation

Market cap
$181.05M
P/E ratio
–
Price to sales
–
Price to book
0.68
Dividend yield
–
Free cash flow yield
-42.09%

Fundamentals

Net income
-$97.38M
EPS, diluted
-$2.18
Free cash flow
-$76.21M
Book value per share
$5.89
Diluted shares
45M

Three years at a glance

Fiscal years 2023 to 2025 and trailing twelve months, USD

Operating income

-$109.49M

Net income

-$97.38M

EPS, diluted

-$2.18

Free cash flow

-$76.21M
Reported periodTrailing twelve months