REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020

Shares 9,938 Value ($000) $451 Avg Close $34.94 Range $26.40 - $50.15

Q4 2019

Shares 6,397 Value ($000) $262 Avg Close $39.50 Range $34.02 - $45.88

Q2 2019

Shares 5,204 Value ($000) $267 Avg Close $49.92 Range $40.29 - $59.98

Q1 2019

Shares 4,718 Value ($000) $270 Avg Close $49.54 Range $40.24 - $63.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	9,938	$451	$34.94	$26.40 - $50.15
Q4 2019	6,397	$262	$39.50	$34.02 - $45.88
Q2 2019	5,204	$267	$49.92	$40.29 - $59.98
Q1 2019	4,718	$270	$49.54	$40.24 - $63.21