NEUROGENE INC

Ticker: NGNE CUSIP: 64135M105 Class: Common Stock

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q4 2025

Shares 104,339 Value ($000) $2,149 Avg Close $24.89 Range $17.29 - $37.27

Q3 2025

Shares 104,339 Value ($000) $1,808 Avg Close $20.08 Range $14.65 - $23.88

Q2 2025

Shares 104,339 Value ($000) $1,560 Avg Close $15.69 Range $6.88 - $25.19

Q1 2025

Shares 104,339 Value ($000) $1,222 Avg Close $17.37 Range $11.02 - $26.48

Q4 2024

Shares 95,407 Value ($000) $2,181 Avg Close $37.21 Range $14.44 - $74.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	104,339	$2,149	$24.89	$17.29 - $37.27
Q3 2025	104,339	$1,808	$20.08	$14.65 - $23.88
Q2 2025	104,339	$1,560	$15.69	$6.88 - $25.19
Q1 2025	104,339	$1,222	$17.37	$11.02 - $26.48
Q4 2024	95,407	$2,181	$37.21	$14.44 - $74.49