SIONNA THERAPEUTICS INC

Ticker: SION CUSIP: 829401108 Class: Common Stock

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2025

Shares 1,184,951 Value ($000) $48,749 Avg Close $37.92 Range $24.65 - $45.00

Q3 2025

Shares 1,143,154 Value ($000) $33,620 Avg Close $21.76 Range $16.14 - $30.61

Q2 2025

Shares 630,351 Value ($000) $10,937 Avg Close $13.10 Range $7.25 - $18.85

Q1 2025

Shares 546,167 Value ($000) $5,713 Avg Close $16.34 Range $10.27 - $25.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,184,951	$48,749	$37.92	$24.65 - $45.00
Q3 2025	1,143,154	$33,620	$21.76	$16.14 - $30.61
Q2 2025	630,351	$10,937	$13.10	$7.25 - $18.85
Q1 2025	546,167	$5,713	$16.34	$10.27 - $25.19