SIONNA THERAPEUTICS INC

Ticker: SION CUSIP: 829401108 Class: Common Stock

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025

Shares 112,116 Value ($000) $4,612 Avg Close $37.92 Range $24.65 - $45.00

Q3 2025

Shares 97,711 Value ($000) $2,874 Avg Close $21.76 Range $16.14 - $30.61

Q2 2025

Shares 91,890 Value ($000) $1,594 Avg Close $13.10 Range $7.25 - $18.85

Q1 2025

Shares 26,822 Value ($000) $281 Avg Close $16.34 Range $10.27 - $25.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	112,116	$4,612	$37.92	$24.65 - $45.00
Q3 2025	97,711	$2,874	$21.76	$16.14 - $30.61
Q2 2025	91,890	$1,594	$13.10	$7.25 - $18.85
Q1 2025	26,822	$281	$16.34	$10.27 - $25.19