REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

J. Goldman & Co LP's Holding History (CIK: 0001412741)

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

Q4 2017

Shares 55,911 Value ($000) $1,859 Avg Close $30.13 Range $24.35 - $36.10

Q3 2017

Shares 75,000 Value ($000) $2,471 Avg Close $22.51 Range $17.60 - $33.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	55,911	$1,859	$30.13	$24.35 - $36.10
Q3 2017	75,000	$2,471	$22.51	$17.60 - $33.85