Sionna Therapeutics Inc. – Filings and Transcripts

NASDAQ: SION
Share price (7/9/26): $44.94
Market cap (7/9/26): $2.029 billion

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ended 03/31/26 Q1

ended 12/31/25 FY 2025

ended 09/30/25 Q3

ended 06/30/25 Q2

ended 03/31/25 Q1

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Registration of securities for employees

Automatic shelf registration

Registration of securities for employees

Prospectus supplement with pricing info

Addition of securities to prior initial registration

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Thompson Peter A.

Orbimed Advisors LLC, OrbiMed Capital GP VIII LLC

Fitzpatrick Jennifer

Fitzpatrick Jennifer

Thompson Peter A.

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Shareholder Vote Results

Reports First Quarter 2026 Financial Results

Reports Fourth Quarter and Full Year 2025 Financial Results

Reports Third Quarter 2025 Financial Results

Reports Second Quarter 2025 Financial Results

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Additional info about upcoming vote

Definitive proxy

Additional info about upcoming vote

Definitive proxy

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Scanned paper annual report submission

Scanned paper annual report submission

SEC STAFF LETTER

Notice of effectiveness