ACLARIS THERAPEUTICS INC

Ticker: ACRS CUSIP: 00461U105 Class: COM

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q2 2018

Shares 750,604 Value ($000) $14,990 Avg Close $18.48 Range $16.01 - $20.54

Q1 2018

Shares 710,369 Value ($000) $12,446 Avg Close $21.19 Range $16.75 - $26.25

Q4 2017

Shares 800,369 Value ($000) $19,737 Avg Close $24.35 Range $21.32 - $28.62

Q3 2017

Shares 1,091,944 Value ($000) $28,183 Avg Close $26.80 Range $22.31 - $30.08

Q2 2017

Shares 1,249,254 Value ($000) $33,880 Avg Close $27.19 Range $22.75 - $33.10

Q1 2017

Shares 695,502 Value ($000) $20,740 Avg Close $28.83 Range $24.83 - $33.25

Q4 2016

Shares 448,215 Value ($000) $12,165 Avg Close $25.50 Range $20.15 - $31.80

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	750,604	$14,990	$18.48	$16.01 - $20.54
Q1 2018	710,369	$12,446	$21.19	$16.75 - $26.25
Q4 2017	800,369	$19,737	$24.35	$21.32 - $28.62
Q3 2017	1,091,944	$28,183	$26.80	$22.31 - $30.08
Q2 2017	1,249,254	$33,880	$27.19	$22.75 - $33.10
Q1 2017	695,502	$20,740	$28.83	$24.83 - $33.25
Q4 2016	448,215	$12,165	$25.50	$20.15 - $31.80