AXCELIS TECHNOLOGIES INC

Ticker: ACLS CUSIP: 054540208 Class: EQTY

THOMPSON DAVIS & CO., INC.'s Holding History (CIK: 0001017284)

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

Q4 2017

Shares 1,875 Value ($000) $54 Avg Close $31.47 Range $27.15 - $37.05

Q3 2017

Shares 500 Value ($000) $14 Avg Close $22.14 Range $18.60 - $27.40

Q2 2017

Shares 500 Value ($000) $10 Avg Close $21.13 Range $17.65 - $26.53

Q1 2017

Shares 125 Value ($000) $2 Avg Close $15.74 Range $14.00 - $18.90

Q4 2016

Shares 125 Value ($000) $2 Avg Close $13.61 Range $11.05 - $14.68

Q3 2016

Shares 125 Value ($000) $2 Avg Close $11.60 Range $9.68 - $13.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	1,875	$54	$31.47	$27.15 - $37.05
Q3 2017	500	$14	$22.14	$18.60 - $27.40
Q2 2017	500	$10	$21.13	$17.65 - $26.53
Q1 2017	125	$2	$15.74	$14.00 - $18.90
Q4 2016	125	$2	$13.61	$11.05 - $14.68
Q3 2016	125	$2	$11.60	$9.68 - $13.47