REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

MERCER GLOBAL ADVISORS INC /ADV's Holding History (CIK: 0000853758)

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

Q4 2025

Shares 24,140 Value ($000) $348 Avg Close $12.46 Range $9.55 - $15.41

Q3 2025

Shares 19,916 Value ($000) $192 Avg Close $8.84 Range $7.35 - $10.17

Q4 2022

Shares 13,761 Value ($000) $0 Avg Close $22.61 Range $19.82 - $27.08

Q3 2022

Shares 11,578 Value ($000) $306 Avg Close $29.67 Range $22.20 - $35.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,140	$348	$12.46	$9.55 - $15.41
Q3 2025	19,916	$192	$8.84	$7.35 - $10.17
Q4 2022	13,761	$0	$22.61	$19.82 - $27.08
Q3 2022	11,578	$306	$29.67	$22.20 - $35.73