AXCELIS TECHNOLOGIES INC

CUSIP: 054540109 Class: COMMON STOCK

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q1 2016
Shares 1,136 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 1,300 Value ($000) $3 Avg Close — Range —
Q3 2015
Shares 753 Value ($000) $2 Avg Close — Range —
Q2 2015
Shares 23 Value ($000) $0 Avg Close — Range —