Rock Springs Capital Management’s Neurogene NGNE Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2025 Q2	$1.56M	Hold	104,339	–	–	0.1%	80
2025 Q1	$1.22M	Buy	104,339 +8,932	+9%	+$105K	0.07%	85
2024 Q4	$2.18M	Buy	+95,407	New	+$2.18M	0.08%	91