REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q4 2018

Shares 21,169 Value ($000) $888 Avg Close $58.66 Range $38.56 - $77.48

Q3 2018

Shares 20,940 Value ($000) $1,581 Avg Close $72.05 Range $61.00 - $85.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	21,169	$888	$58.66	$38.56 - $77.48
Q3 2018	20,940	$1,581	$72.05	$61.00 - $85.10