REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

SECTORAL ASSET MANAGEMENT INC's Holding History (CIK: 0001274413)

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

Q3 2018

Shares 3,533 Value ($000) $267 Avg Close $72.05 Range $61.00 - $85.10

Q3 2016

Shares 243,613 Value ($000) $3,221 Avg Close $11.04 Range $7.07 - $16.47

Q2 2016

Shares 367,541 Value ($000) $3,379 Avg Close $11.10 Range $7.71 - $13.77

Q1 2016

Shares 680,241 Value ($000) $7,347 Avg Close $12.80 Range $8.50 - $17.31

Q4 2015

Shares 350,700 Value ($000) $5,822 Avg Close $19.85 Range $13.77 - $25.00

Q3 2015

Shares 507,441 Value ($000) $10,834 Avg Close $25.52 Range $17.51 - $32.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	3,533	$267	$72.05	$61.00 - $85.10
Q3 2016	243,613	$3,221	$11.04	$7.07 - $16.47
Q2 2016	367,541	$3,379	$11.10	$7.71 - $13.77
Q1 2016	680,241	$7,347	$12.80	$8.50 - $17.31
Q4 2015	350,700	$5,822	$19.85	$13.77 - $25.00
Q3 2015	507,441	$10,834	$25.52	$17.51 - $32.00