REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

SPHERA FUNDS MANAGEMENT LTD.'s Holding History (CIK: 0001496201)

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

Q2 2019

Shares 95,564 Value ($000) $4,909 Avg Close $49.92 Range $40.29 - $59.98

Q1 2018

Shares 100,000 Value ($000) $2,985 Avg Close $29.10 Range $23.25 - $42.00

Q4 2017

Shares 22,107 Value ($000) $735 Avg Close $30.13 Range $24.35 - $36.10

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	95,564	$4,909	$49.92	$40.29 - $59.98
Q1 2018	100,000	$2,985	$29.10	$23.25 - $42.00
Q4 2017	22,107	$735	$30.13	$24.35 - $36.10