REGENXBIO INC

Ticker: RGNX CUSIP: 75901B107 Class: Common Stock

Ipswich Investment Management Co., Inc.'s Holding History (CIK: 0001463753)

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

Q1 2019

Shares 29,132 Value ($000) $1,670 Avg Close $49.54 Range $40.24 - $63.21

Q4 2018

Shares 29,702 Value ($000) $1,246 Avg Close $58.66 Range $38.56 - $77.48

Q3 2018

Shares 29,932 Value ($000) $2,260 Avg Close $72.05 Range $61.00 - $85.10

Q2 2018

Shares 31,271 Value ($000) $2,244 Avg Close $47.76 Range $26.80 - $75.15

Q1 2018

Shares 21,885 Value ($000) $653 Avg Close $29.10 Range $23.25 - $42.00

Q4 2017

Shares 21,880 Value ($000) $728 Avg Close $30.13 Range $24.35 - $36.10

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	29,132	$1,670	$49.54	$40.24 - $63.21
Q4 2018	29,702	$1,246	$58.66	$38.56 - $77.48
Q3 2018	29,932	$2,260	$72.05	$61.00 - $85.10
Q2 2018	31,271	$2,244	$47.76	$26.80 - $75.15
Q1 2018	21,885	$653	$29.10	$23.25 - $42.00
Q4 2017	21,880	$728	$30.13	$24.35 - $36.10