SIONNA THERAPEUTICS INC

Ticker: SION CUSIP: 829401108 Class: Common Stock

FMR LLC's Holding History (CIK: 0000315066)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 384 Value ($000) $16 Avg Close $37.92 Range $24.65 - $45.00

Q3 2025

Shares 234 Value ($000) $7 Avg Close $21.76 Range $16.14 - $30.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	384	$16	$37.92	$24.65 - $45.00
Q3 2025	234	$7	$21.76	$16.14 - $30.61