AXCELIS TECHNOLOGIES INC

CUSIP: 054540109 Class: COMMON STOCK

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q1 2016
Shares 1,905 Value ($000) $5 Avg Close — Range —
Q4 2015
Shares 3,126 Value ($000) $8 Avg Close — Range —
Q3 2015
Shares 11,389 Value ($000) $30 Avg Close — Range —
Q2 2015
Shares 200 Value ($000) $1 Avg Close — Range —
Q1 2015
Shares 137 Value ($000) $0 Avg Close — Range —
Q4 2014
Shares 200 Value ($000) $1 Avg Close — Range —
Q3 2014
Shares 10,142 Value ($000) $20 Avg Close — Range —
Q2 2014
Shares 447 Value ($000) $1 Avg Close — Range —
Q3 2013
Shares 167 Value ($000) $0 Avg Close — Range —
Q2 2013
Shares 2,010 Value ($000) $4 Avg Close — Range —