Alyeska Investment Group’s Sionna Therapeutics, Inc. Common Stock SION Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	$3.23M	Hold	186,222	–	–	0.01%	456
2025 Q1	$1.95M	Buy	+186,222	New	+$1.95M	0.01%	411